title: NXP i.MX8 DWMAC glue layer
maintainers:
# We need a select here so we don't match all nodes with 'snps,dwmac'
select:
<&clk IMX8MP_CLK_ENET_QOS>;
clock-names = "stmmaceth", "pclk", "ptp_ref", "tx";
phy-mode = "rgmii";
- status = "disabled";
};
F: Documentation/devicetree/bindings/media/allwinner,sun4i-a10-csi.yaml
F: drivers/media/platform/sunxi/sun4i-csi/
+ALLWINNER A31 CSI DRIVER
+S: Maintained
+T: git git://linuxtv.org/media_tree.git
+F: Documentation/devicetree/bindings/media/allwinner,sun6i-a31-csi.yaml
+F: drivers/media/platform/sunxi/sun6i-csi/
+
+ALLWINNER A31 ISP DRIVER
+S: Maintained
+T: git git://linuxtv.org/media_tree.git
+F: Documentation/devicetree/bindings/media/allwinner,sun6i-a31-isp.yaml
+F: drivers/staging/media/sunxi/sun6i-isp/
+F: drivers/staging/media/sunxi/sun6i-isp/uapi/sun6i-isp-config.h
+
ALLWINNER A31 MIPI CSI-2 BRIDGE DRIVER
F: Documentation/hid/amd-sfh*
F: drivers/hid/amd-sfh-hid/
+AMLOGIC DDR PMU DRIVER
+S: Supported
+W: http://www.amlogic.com
+F: Documentation/admin-guide/perf/meson-ddr-pmu.rst
+F: Documentation/devicetree/bindings/perf/amlogic,g12-ddr-pmu.yaml
+F: drivers/perf/amlogic/
+F: include/soc/amlogic/
+
AMPHION VPU CODEC V4L2 DRIVER
S: Maintained
-F: Documentation/devicetree/bindings/memory-controllers/arm,pl353-smc.yaml
+F: Documentation/devicetree/bindings/memory-controllers/arm,pl35x-smc.yaml
F: drivers/memory/pl353-smc.c
ARM PRIMECELL CLCD PL110 DRIVER
F: Documentation/devicetree/bindings/arm/apple.yaml
F: Documentation/devicetree/bindings/arm/apple/*
F: Documentation/devicetree/bindings/clock/apple,nco.yaml
+F: Documentation/devicetree/bindings/cpufreq/apple,cluster-cpufreq.yaml
F: Documentation/devicetree/bindings/dma/apple,admac.yaml
F: Documentation/devicetree/bindings/i2c/apple,i2c.yaml
F: Documentation/devicetree/bindings/interrupt-controller/apple,*
F: Documentation/devicetree/bindings/iommu/apple,dart.yaml
F: Documentation/devicetree/bindings/iommu/apple,sart.yaml
F: Documentation/devicetree/bindings/mailbox/apple,mailbox.yaml
+ F: Documentation/devicetree/bindings/net/bluetooth/brcm,bcm4377-bluetooth.yaml
F: Documentation/devicetree/bindings/nvme/apple,nvme-ans.yaml
F: Documentation/devicetree/bindings/nvmem/apple,efuses.yaml
F: Documentation/devicetree/bindings/pci/apple,pcie.yaml
F: Documentation/devicetree/bindings/power/apple*
F: Documentation/devicetree/bindings/watchdog/apple,wdt.yaml
F: arch/arm64/boot/dts/apple/
+ F: drivers/bluetooth/hci_bcm4377.c
F: drivers/clk/clk-apple-nco.c
+F: drivers/cpufreq/apple-soc-cpufreq.c
F: drivers/dma/apple-admac.c
F: drivers/i2c/busses/i2c-pasemi-core.c
F: drivers/i2c/busses/i2c-pasemi-platform.c
F: drivers/crypto/ixp4xx_crypto.c
F: drivers/gpio/gpio-ixp4xx.c
F: drivers/irqchip/irq-ixp4xx.c
-F: include/linux/irqchip/irq-ixp4xx.h
-F: include/linux/platform_data/timer-ixp4xx.h
ARM/INTEL KEEMBAY ARCHITECTURE
S: Maintained
T: git git://git.kernel.org/pub/scm/linux/kernel/git/gclement/mvebu.git
+F: Documentation/devicetree/bindings/arm/marvell/marvell,dove.txt
+F: Documentation/devicetree/bindings/arm/marvell/marvell,orion5x.txt
F: Documentation/devicetree/bindings/soc/dove/
F: arch/arm/boot/dts/dove*
F: arch/arm/boot/dts/orion5x*
S: Maintained
T: git git://git.kernel.org/pub/scm/linux/kernel/git/gclement/mvebu.git
+F: Documentation/devicetree/bindings/arm/marvell/
F: arch/arm/boot/dts/armada*
F: arch/arm/boot/dts/kirkwood*
F: arch/arm/configs/mvebu_*_defconfig
S: Supported
T: git git://github.com/microchip-ung/linux-upstream.git
F: arch/arm64/boot/dts/microchip/
+ F: drivers/net/ethernet/microchip/vcap/
F: drivers/pinctrl/pinctrl-microchip-sgpio.c
N: sparx5
ARM/QUALCOMM SUPPORT
-R: Konrad Dybcio <konrad.dybcio@somainline.org>
+R: Konrad Dybcio <konrad.dybcio@linaro.org>
S: Maintained
T: git git://git.kernel.org/pub/scm/linux/kernel/git/qcom/linux.git
F: arch/arm/mach-realtek/
F: arch/arm64/boot/dts/realtek/
-ARM/RENESAS ARCHITECTURE
+ARM/RISC-V/RENESAS ARCHITECTURE
Q: http://patchwork.kernel.org/project/linux-renesas-soc/list/
C: irc://irc.libera.chat/renesas-soc
T: git git://git.kernel.org/pub/scm/linux/kernel/git/geert/renesas-devel.git next
-F: Documentation/devicetree/bindings/arm/renesas.yaml
F: Documentation/devicetree/bindings/hwinfo/renesas,prr.yaml
F: Documentation/devicetree/bindings/soc/renesas/
F: arch/arm/boot/dts/emev2*
F: arch/arm/include/debug/renesas-scif.S
F: arch/arm/mach-shmobile/
F: arch/arm64/boot/dts/renesas/
+F: arch/riscv/boot/dts/renesas/
F: drivers/soc/renesas/
F: include/linux/soc/renesas/
F: drivers/platform/chrome/cros_usbpd_notify.c
F: include/linux/platform_data/cros_usbpd_notify.h
+CHROMEOS HPS DRIVER
+S: Maintained
+F: drivers/platform/chrome/cros_hps_i2c.c
+
CHRONTEL CH7322 CEC DRIVER
S: Maintained
S: Maintained
F: sound/pci/cs5535audio/
-CSI DRIVERS FOR ALLWINNER V3s
-S: Maintained
-T: git git://linuxtv.org/media_tree.git
-F: Documentation/devicetree/bindings/media/allwinner,sun6i-a31-csi.yaml
-F: drivers/media/platform/sunxi/sun6i-csi/
-
CTU CAN FD DRIVER
S: Maintained
F: drivers/platform/x86/dell/dell-wmi-descriptor.c
+DELL WMI DDV DRIVER
+S: Maintained
+F: Documentation/ABI/testing/debugfs-dell-wmi-ddv
+F: Documentation/ABI/testing/sysfs-platform-dell-wmi-ddv
+F: drivers/platform/x86/dell/dell-wmi-ddv.c
+
DELL WMI SYSMAN DRIVER
F: include/uapi/linux/devlink.h
F: net/core/devlink.c
-DH ELECTRONICS IMX6 DHCOM BOARD SUPPORT
+DH ELECTRONICS IMX6 DHCOM/DHCOR BOARD SUPPORT
S: Maintained
F: arch/arm/boot/dts/imx6*-dhcom-*
+F: arch/arm/boot/dts/imx6*-dhcor-*
DH ELECTRONICS STM32MP1 DHCOM/DHCOR BOARD SUPPORT
F: drivers/net/ethernet/freescale/dpaa2/Makefile
F: drivers/net/ethernet/freescale/dpaa2/dpaa2-eth*
F: drivers/net/ethernet/freescale/dpaa2/dpaa2-mac*
+ F: drivers/net/ethernet/freescale/dpaa2/dpaa2-xsk*
F: drivers/net/ethernet/freescale/dpaa2/dpkg.h
F: drivers/net/ethernet/freescale/dpaa2/dpmac*
F: drivers/net/ethernet/freescale/dpaa2/dpni*
F: drivers/gpu/drm/i810/
F: include/uapi/drm/i810_drm.h
+DRM DRIVER FOR JADARD JD9365DA-H3 MIPI-DSI LCD PANELS
+S: Maintained
+F: Documentation/devicetree/bindings/display/panel/jadard,jd9365da-h3.yaml
+F: drivers/gpu/drm/panel/panel-jadard-jd9365da-h3.c
+
DRM DRIVER FOR LOGICVC DISPLAY CONTROLLER
S: Supported
S: Maintained
T: git git://anongit.freedesktop.org/drm/drm-misc
F: drivers/gpu/drm/drm_aperture.c
+F: drivers/gpu/drm/tiny/ofdrm.c
F: drivers/gpu/drm/tiny/simpledrm.c
F: drivers/video/aperture.c
+F: drivers/video/nomodeset.c
F: include/drm/drm_aperture.h
F: include/linux/aperture.h
+F: include/video/nomodeset.h
DRM DRIVER FOR SIS VIDEO CARDS
S: Orphan / Obsolete
F: include/linux/vga*
F: include/uapi/drm/drm*
+DRM COMPUTE ACCELERATORS DRIVERS AND FRAMEWORK
+S: Maintained
+C: irc://irc.oftc.net/dri-devel
+T: git https://git.kernel.org/pub/scm/linux/kernel/git/ogabbay/accel.git
+F: Documentation/accel/
+F: drivers/accel/
+
DRM DRIVERS FOR ALLWINNER A10
F: include/drm/ttm/
DRM GPU SCHEDULER
-M: Andrey Grodzovsky <andrey.grodzovsky@amd.com>
+M: Luben Tuikov <luben.tuikov@amd.com>
S: Maintained
T: git git://anongit.freedesktop.org/drm/drm-misc
EDAC-CORE
S: Supported
F: drivers/edac/pnd2_edac.[ch]
EDAC-QCOM
S: Maintained
S: Maintained
+ F: Documentation/networking/devlink/etas_es58x.rst
F: drivers/net/can/usb/etas_es58x/
ETHERNET BRIDGE
F: arch/*/include/asm/efi.h
F: arch/*/kernel/efi.c
F: arch/arm/boot/compressed/efi-header.S
-F: arch/arm64/kernel/efi-entry.S
F: arch/x86/platform/efi/
F: drivers/firmware/efi/
F: include/linux/efi*.h
F: drivers/i2c/busses/i2c-cpm.c
FREESCALE IMX / MXC FEC DRIVER
S: Maintained
F: Documentation/devicetree/bindings/net/fsl,fec.yaml
S: Maintained
+F: Documentation/devicetree/bindings/leds/irled/gpio-ir-tx.yaml
F: drivers/media/rc/gpio-ir-tx.c
GPIO MOCKUP DRIVER
F: Documentation/scsi/hptiop.rst
F: drivers/scsi/hptiop.c
+HIMAX HX83112B TOUCHSCREEN SUPPORT
+S: Maintained
+F: Documentation/devicetree/bindings/input/touchscreen/himax,hx83112b.yaml
+F: drivers/input/touchscreen/himax_hx83112b.c
+
HIPPI
HISILICON PMU DRIVER
-M: Qi Liu <liuqi115@huawei.com>
+M: Jonathan Cameron <jonathan.cameron@huawei.com>
S: Supported
W: http://www.hisilicon.com
F: Documentation/admin-guide/perf/hisi-pcie-pmu.rst
HP COMPAQ TC1100 TABLET WMI EXTRAS DRIVER
S: Orphan
-F: drivers/platform/x86/tc1100-wmi.c
+F: drivers/platform/x86/hp/tc1100-wmi.c
HPET: High Precision Event Timers driver
F: drivers/iio/humidity/hts221*
HUAWEI ETHERNET DRIVER
- S: Orphan
+ S: Maintained
F: Documentation/networking/device_drivers/ethernet/huawei/hinic.rst
F: drivers/net/ethernet/huawei/hinic/
HUGETLB SUBSYSTEM
S: Maintained
F: Documentation/ABI/testing/sysfs-kernel-mm-hugepages
F: include/asm-generic/mshyperv.h
F: include/clocksource/hyperv_timer.h
F: include/linux/hyperv.h
+ F: include/net/mana
F: include/uapi/linux/hyperv.h
F: net/vmw_vsock/hyperv_transport.c
F: tools/hv/
F: drivers/hwmon/ina2xx.c
F: include/linux/platform_data/ina2xx.h
+INDEX OF FURTHER KERNEL DOCUMENTATION
+S: Maintained
+F: Documentation/process/kernel-docs.rst
+
INDUSTRY PACK SUBSYSTEM (IPACK)
F: include/rdma/
F: include/trace/events/ib_mad.h
F: include/trace/events/ib_umad.h
+F: include/trace/misc/rdma.h
F: include/uapi/linux/if_infiniband.h
F: include/uapi/rdma/
F: samples/bpf/ibumad_kern.c
B: https://gitlab.freedesktop.org/drm/intel/-/wikis/How-to-file-i915-bugs
C: irc://irc.oftc.net/intel-gfx
T: git git://anongit.freedesktop.org/drm-intel
+F: Documentation/ABI/testing/sysfs-driver-intel-i915-hwmon
F: Documentation/gpu/i915.rst
F: drivers/gpu/drm/i915/
F: include/drm/i915*
F: drivers/isdn/hardware/
F: drivers/isdn/mISDN/
+ISOFS FILESYSTEM
+S: Maintained
+F: Documentation/filesystems/isofs.rst
+F: fs/isofs/
+
IT87 HARDWARE MONITORING DRIVER
JFS FILESYSTEM
-S: Maintained
+S: Odd Fixes
W: http://jfs.sourceforge.net/
-T: git git://github.com/kleikamp/linux-shaggy.git
+T: git https://github.com/kleikamp/linux-shaggy.git
F: Documentation/admin-guide/jfs.rst
F: fs/jfs/
S: Supported
W: http://nfs.sourceforge.net/
T: git git://git.kernel.org/pub/scm/linux/kernel/git/cel/linux.git
+F: fs/exportfs/
F: fs/lockd/
F: fs/nfs_common/
F: fs/nfsd/
F: include/linux/lockd/
F: include/linux/sunrpc/
+F: include/trace/events/rpcgss.h
+F: include/trace/events/rpcrdma.h
+F: include/trace/events/sunrpc.h
+F: include/trace/misc/fs.h
+F: include/trace/misc/nfs.h
+F: include/trace/misc/sunrpc.h
F: include/uapi/linux/nfsd/
F: include/uapi/linux/sunrpc/
F: net/sunrpc/
S: Maintained
F: Documentation/misc-devices/lis3lv02d.rst
F: drivers/misc/lis3lv02d/
-F: drivers/platform/x86/hp_accel.c
+F: drivers/platform/x86/hp/hp_accel.c
LIST KUNIT TEST
F: Documentation/loongarch/
F: Documentation/translations/zh_CN/loongarch/
+LOONGSON-2 SOC SERIES GUTS DRIVER
+S: Maintained
+F: Documentation/devicetree/bindings/hwinfo/loongson,ls2k-chipid.yaml
+F: drivers/soc/loongson/loongson2_guts.c
+
+LOONGSON-2 SOC SERIES PINCTRL DRIVER
+S: Maintained
+F: Documentation/devicetree/bindings/pinctrl/loongson,ls2k-pinctrl.yaml
+F: drivers/pinctrl/pinctrl-loongson2.c
+
LSILOGIC MPT FUSION DRIVERS (FC/SAS/SPI)
S: Maintained
W: http://linux-test-project.github.io/
-T: git git://github.com/linux-test-project/ltp.git
+T: git https://github.com/linux-test-project/ltp.git
LYNX 28G SERDES PHY DRIVER
S: Maintained
- F: Documentation/devicetree/bindings/net/marvell-pp2.txt
+ F: Documentation/devicetree/bindings/net/marvell,pp2.yaml
F: drivers/net/ethernet/marvell/mvpp2/
MARVELL MWIFIEX WIRELESS DRIVER
F: drivers/net/ethernet/marvell/octeontx2/af/
MARVELL PRESTERA ETHERNET SWITCH DRIVER
S: Supported
W: https://github.com/Marvell-switching/switchdev-prestera
F: drivers/net/ethernet/marvell/prestera/
F: Documentation/devicetree/bindings/media/nxp,imx-mipi-csi2.yaml
F: Documentation/devicetree/bindings/media/nxp,imx7-csi.yaml
F: drivers/media/platform/nxp/imx-mipi-csis.c
-F: drivers/staging/media/imx/imx7-media-csi.c
+F: drivers/media/platform/nxp/imx7-media-csi.c
MEDIA DRIVERS FOR HELENE
S: Maintained
F: drivers/net/ethernet/mediatek/
S: Maintained
-F: Documentation/devicetree/bindings/mtd/amlogic,meson-nand.txt
+F: Documentation/devicetree/bindings/mtd/amlogic,meson-nand.yaml
F: drivers/mtd/nand/raw/meson_*
MESON VIDEO DECODER DRIVER FOR AMLOGIC SOCS
S: Supported
F: Documentation/devicetree/bindings/media/microchip,csi2dc.yaml
-F: drivers/media/platform/atmel/microchip-csi2dc.c
+F: drivers/media/platform/microchip/microchip-csi2dc.c
MICROCHIP ECC DRIVER
S: Supported
F: Documentation/devicetree/bindings/media/atmel,isc.yaml
F: Documentation/devicetree/bindings/media/microchip,xisc.yaml
-F: drivers/media/platform/atmel/atmel-isc*
-F: drivers/media/platform/atmel/atmel-sama*-isc*
+F: drivers/staging/media/deprecated/atmel/atmel-isc*
+F: drivers/staging/media/deprecated/atmel/atmel-sama*-isc*
+F: drivers/media/platform/microchip/microchip-isc*
+F: drivers/media/platform/microchip/microchip-sama*-isc*
F: include/linux/atmel-isc-media.h
MICROCHIP ISI DRIVER
MOTORCOMM PHY DRIVER
S: Maintained
F: drivers/net/phy/motorcomm.c
T: git git://linuxtv.org/media_tree.git
F: drivers/media/i2c/ov08d10.c
+OMNIVISION OV08X40 SENSOR DRIVER
+S: Maintained
+T: git git://linuxtv.org/media_tree.git
+F: drivers/media/i2c/ov08x40.c
+
OMNIVISION OV13858 SENSOR DRIVER
T: git git://linuxtv.org/media_tree.git
F: drivers/media/i2c/ov2740.c
+OMNIVISION OV4689 SENSOR DRIVER
+S: Maintained
+T: git git://linuxtv.org/media_tree.git
+F: Documentation/devicetree/bindings/media/i2c/ovti,ov4689.yaml
+F: drivers/media/i2c/ov5647.c
+
OMNIVISION OV5640 SENSOR DRIVER
F: drivers/mtd/nand/onenand/
F: include/linux/mtd/onenand*.h
+ONEXPLAYER FAN DRIVER
+S: Maintained
+F: drivers/hwmon/oxp-sensors.c
+
ONION OMEGA2+ BOARD
S: Maintained
F: Documentation/devicetree/bindings/pinctrl/mediatek,mt65xx-pinctrl.yaml
-F: Documentation/devicetree/bindings/pinctrl/mediatek,mt6797-pinctrl.yaml
+F: Documentation/devicetree/bindings/pinctrl/mediatek,mt6779-pinctrl.yaml
F: Documentation/devicetree/bindings/pinctrl/mediatek,mt7622-pinctrl.yaml
F: Documentation/devicetree/bindings/pinctrl/mediatek,mt8183-pinctrl.yaml
F: drivers/pinctrl/mediatek/
F: Documentation/devicetree/bindings/input/pine64,pinephone-keyboard.yaml
F: drivers/input/keyboard/pinephone-keyboard.c
-PKTCDVD DRIVER
-S: Orphan
-F: drivers/block/pktcdvd.c
-F: include/linux/pktcdvd.h
-F: include/uapi/linux/pktcdvd.h
-
PLANTOWER PMS7003 AIR POLLUTION SENSOR DRIVER
S: Maintained
PSTORE FILESYSTEM
-M: Colin Cross <ccross@android.com>
-S: Maintained
+R: Guilherme G. Piccoli <gpiccoli@igalia.com>
+S: Supported
T: git git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux.git for-next/pstore
F: Documentation/admin-guide/ramoops.rst
F: Documentation/admin-guide/pstore-blk.rst
S: Maintained
T: git git://linuxtv.org/media_tree.git
-F: Documentation/admin-guide/media/pulse8-cec.rst
F: drivers/media/cec/usb/pulse8/
PURELIFI PLFXLC DRIVER
S: Maintained
+F: Documentation/devicetree/bindings/leds/irled/pwm-ir-tx.yaml
F: drivers/media/rc/pwm-ir-tx.c
PWM SUBSYSTEM
S: Supported
-F: Documentation/devicetree/bindings/soc/qcom/qcom,apr.yaml
+F: Documentation/devicetree/bindings/soc/qcom/qcom,apr*
F: Documentation/devicetree/bindings/sound/qcom,*
F: drivers/soc/qcom/apr.c
F: include/dt-bindings/sound/qcom,wcd9335.h
F: drivers/thermal/qcom/
QUALCOMM VENUS VIDEO ACCELERATOR DRIVER
S: Maintained
K: \bTIF_SECCOMP\b
SECURE DIGITAL HOST CONTROLLER INTERFACE (SDHCI) Broadcom BRCMSTB DRIVER
S: Supported
+F: Documentation/devicetree/bindings/mmc/sdhci-common.yaml
F: drivers/mmc/host/sdhci*
SECURE DIGITAL HOST CONTROLLER INTERFACE (SDHCI) MICROCHIP DRIVER
F: include/video/sisfb.h
SIS I2C TOUCHSCREEN DRIVER
-M: Mika Penttilä <mika.penttila@nextfour.com>
+M: Mika Penttilä <mpenttil@redhat.com>
S: Maintained
F: Documentation/devicetree/bindings/input/touchscreen/sis_i2c.txt
S: Maintained
- F: Documentation/devicetree/bindings/net/socionext-netsec.txt
+ F: Documentation/devicetree/bindings/net/socionext,synquacer-netsec.yaml
F: drivers/net/ethernet/socionext/netsec.c
SOCIONEXT (SNI) Synquacer SPI DRIVER
S: Maintained
-F: Documentation/devicetree/bindings/spi/spi-synquacer.txt
+F: Documentation/devicetree/bindings/spi/socionext,synquacer-spi.yaml
F: drivers/spi/spi-synquacer.c
SOCIONEXT SYNQUACER I2C DRIVER
S: Maintained
T: git git://linuxtv.org/media_tree.git
-F: Documentation/devicetree/bindings/media/i2c/imx290.txt
+F: Documentation/devicetree/bindings/media/i2c/sony,imx290.yaml
F: drivers/media/i2c/imx290.c
SONY IMX319 SENSOR DRIVER
Q: http://patchwork.linuxtv.org/project/linux-media/list/
F: drivers/media/dvb-frontends/sp2*
+SPANISH DOCUMENTATION
+S: Maintained
+F: Documentation/translations/sp_SP/
+
SPARC + UltraSPARC (sparc/sparc64)
S: Maintained
T: git git://linuxtv.org/media_tree.git
-F: Documentation/devicetree/bindings/media/i2c/st,st-mipid02.txt
+F: Documentation/devicetree/bindings/media/i2c/st,st-mipid02.yaml
F: drivers/media/i2c/st-mipid02.c
ST STM32 I2C/SMBUS DRIVER
F: Documentation/hwmon/stpddc60.rst
F: drivers/hwmon/pmbus/stpddc60.c
+ST VGXY61 DRIVER
+S: Maintained
+T: git git://linuxtv.org/media_tree.git
+F: Documentation/devicetree/bindings/media/i2c/st,st-vgxy61.yaml
+F: Documentation/userspace-api/media/drivers/st-vgxy61.rst
+F: drivers/media/i2c/st-vgxy61.c
+
ST VL53L0X ToF RANGER(I2C) IIO DRIVER
F: Documentation/process/stable-kernel-rules.rst
STAGING - ATOMISP DRIVER
F: Documentation/devicetree/bindings/net/sunplus,sp7021-emac.yaml
F: drivers/net/ethernet/sunplus/
+SUNPLUS MMC DRIVER
+S: Maintained
+F: Documentation/devicetree/bindings/mmc/sunplus,mmc.yaml
+F: drivers/mmc/host/sunplus-mmc.c
+
SUNPLUS OCOTP DRIVER
S: Maintained
F: drivers/cpufreq/sc[mp]i-cpufreq.c
F: drivers/firmware/arm_scmi/
F: drivers/firmware/arm_scpi.c
+F: drivers/powercap/arm_scmi_powercap.c
F: drivers/regulator/scmi-regulator.c
F: drivers/reset/reset-scmi.c
F: include/linux/sc[mp]i_protocol.h
S: Maintained
-T: git git://github.com/czankel/xtensa-linux.git
+T: git https://github.com/jcmvbkbc/linux-xtensa.git
F: arch/xtensa/
F: drivers/irqchip/irq-xtensa-*
W: https://wireless.wiki.kernel.org/en/users/Drivers/wl1251
T: git git://git.kernel.org/pub/scm/linux/kernel/git/luca/wl12xx.git
F: drivers/net/wireless/ti/
- F: include/linux/wl12xx.h
TIMEKEEPING, CLOCKSOURCE CORE, NTP, ALARMTIMER
F: include/uapi/linux/virtio_*.h
F: tools/virtio/
+VISL VIRTUAL STATELESS DECODER DRIVER
+S: Supported
+F: drivers/media/test-drivers/visl
+
IFCVF VIRTIO DATA PATH ACCELERATOR
F: drivers/vdpa/ifcvf/
/* Network controller */
ethernet: ethernet@f0000 {
+ #address-cells = <1>;
+ #size-cells = <0>;
compatible = "marvell,armada-375-pp2";
reg = <0xf0000 0xa000>, /* Packet Processor regs */
<0xc0000 0x3060>, /* LMS regs */
clock-names = "pp_clk", "gop_clk";
status = "disabled";
- eth0: eth0 {
+ eth0: ethernet-port@0 {
interrupts = <GIC_SPI 37 IRQ_TYPE_LEVEL_HIGH>;
- port-id = <0>;
+ reg = <0>;
+ port-id = <0>; /* For backward compatibility. */
status = "disabled";
};
- eth1: eth1 {
+ eth1: ethernet-port@1 {
interrupts = <GIC_SPI 41 IRQ_TYPE_LEVEL_HIGH>;
- port-id = <1>;
+ reg = <1>;
+ port-id = <1>; /* For backward compatibility. */
status = "disabled";
};
};
pcie1: pcie@2,0 {
device_type = "pci";
- assigned-addresses = <0x82000800 0 0x44000 0 0x2000>;
+ assigned-addresses = <0x82001000 0 0x44000 0 0x2000>;
reg = <0x1000 0 0 0 0>;
#address-cells = <3>;
#size-cells = <2>;
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/of_platform.h>
- #include <linux/wl12xx.h>
#include <linux/mmc/card.h>
#include <linux/mmc/host.h>
#include <linux/power/smartreflex.h>
#ifdef CONFIG_MACH_NOKIA_N8X0
OF_DEV_AUXDATA("ti,omap2420-mmc", 0x4809c000, "mmci-omap.0", NULL),
OF_DEV_AUXDATA("menelaus", 0x72, "1-0072", &n8x0_menelaus_platform_data),
- OF_DEV_AUXDATA("tlv320aic3x", 0x18, "2-0018", &n810_aic33_data),
#endif
#ifdef CONFIG_ARCH_OMAP3
OF_DEV_AUXDATA("ti,omap2-iommu", 0x5d000000, "5d000000.mmu",
/ {
compatible = "apple,j456", "apple,t8103", "apple,arm-platform";
- model = "Apple iMac (24-inch, 4x USB-C, M1, 2020)";
+ model = "Apple iMac (24-inch, 4x USB-C, M1, 2021)";
aliases {
ethernet0 = ðernet0;
};
};
+ &bluetooth0 {
+ brcm,board-type = "apple,capri";
+ };
+
&wifi0 {
brcm,board-type = "apple,capri";
};
/ {
compatible = "apple,j457", "apple,t8103", "apple,arm-platform";
- model = "Apple iMac (24-inch, 2x USB-C, M1, 2020)";
+ model = "Apple iMac (24-inch, 2x USB-C, M1, 2021)";
aliases {
ethernet0 = ðernet0;
};
};
+ &bluetooth0 {
+ brcm,board-type = "apple,santorini";
+ };
+
&wifi0 {
brcm,board-type = "apple,santorini";
};
/ {
aliases {
+ bluetooth0 = &bluetooth0;
serial0 = &serial0;
serial2 = &serial2;
wifi0 = &wifi0;
local-mac-address = [00 00 00 00 00 00];
apple,antenna-sku = "XX";
};
+
+ bluetooth0: bluetooth@0,1 {
+ compatible = "pci14e4,5f69";
+ reg = <0x10100 0x0 0x0 0x0 0x0>;
+ /* To be filled by the loader */
+ local-bd-address = [00 00 00 00 00 00];
+ };
};
+
+&nco_clkref {
+ clock-frequency = <900000000>;
+};
#include <dt-bindings/reset/mt7986-resets.h>
/ {
+ compatible = "mediatek,mt7986a";
interrupt-parent = <&gic>;
#address-cells = <2>;
#size-cells = <2>;
- clk40m: oscillator@0 {
+ clk40m: oscillator-40m {
compatible = "fixed-clock";
clock-frequency = <40000000>;
#clock-cells = <0>;
no-map;
reg = <0 0x4fc00000 0 0x00100000>;
};
+
+ wo_emi0: wo-emi@4fd00000 {
+ reg = <0 0x4fd00000 0 0x40000>;
+ no-map;
+ };
+
+ wo_emi1: wo-emi@4fd40000 {
+ reg = <0 0x4fd40000 0 0x40000>;
+ no-map;
+ };
+
+ wo_ilm0: wo-ilm@151e0000 {
+ reg = <0 0x151e0000 0 0x8000>;
+ no-map;
+ };
+
+ wo_ilm1: wo-ilm@151f0000 {
+ reg = <0 0x151f0000 0 0x8000>;
+ no-map;
+ };
+
+ wo_data: wo-data@4fd80000 {
+ reg = <0 0x4fd80000 0 0x240000>;
+ no-map;
+ };
+
+ wo_dlm0: wo-dlm@151e8000 {
+ reg = <0 0x151e8000 0 0x2000>;
+ no-map;
+ };
+
+ wo_dlm1: wo-dlm@151f8000 {
+ reg = <0 0x151f8000 0 0x2000>;
+ no-map;
+ };
+
+ wo_boot: wo-boot@15194000 {
+ reg = <0 0x15194000 0 0x1000>;
+ no-map;
+ };
+
};
timer {
#clock-cells = <1>;
};
+ wed_pcie: wed-pcie@10003000 {
+ compatible = "mediatek,mt7986-wed-pcie",
+ "syscon";
+ reg = <0 0x10003000 0 0x10>;
+ };
+
topckgen: topckgen@1001b000 {
compatible = "mediatek,mt7986-topckgen", "syscon";
reg = <0 0x1001B000 0 0x1000>;
#clock-cells = <1>;
};
- trng: trng@1020f000 {
+ trng: rng@1020f000 {
compatible = "mediatek,mt7986-rng",
"mediatek,mt7623-rng";
reg = <0 0x1020f000 0 0x100>;
status = "disabled";
};
+ crypto: crypto@10320000 {
+ compatible = "inside-secure,safexcel-eip97";
+ reg = <0 0x10320000 0 0x40000>;
+ interrupts = <GIC_SPI 116 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 117 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 118 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 119 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-names = "ring0", "ring1", "ring2", "ring3";
+ clocks = <&infracfg CLK_INFRA_EIP97_CK>;
+ clock-names = "infra_eip97_ck";
+ assigned-clocks = <&topckgen CLK_TOP_EIP_B_SEL>;
+ assigned-clock-parents = <&apmixedsys CLK_APMIXED_NET2PLL>;
+ status = "disabled";
+ };
+
uart0: serial@11002000 {
compatible = "mediatek,mt7986-uart",
"mediatek,mt6577-uart";
status = "disabled";
};
+ i2c0: i2c@11008000 {
+ compatible = "mediatek,mt7986-i2c";
+ reg = <0 0x11008000 0 0x90>,
+ <0 0x10217080 0 0x80>;
+ interrupts = <GIC_SPI 136 IRQ_TYPE_LEVEL_HIGH>;
+ clock-div = <5>;
+ clocks = <&infracfg CLK_INFRA_I2C0_CK>,
+ <&infracfg CLK_INFRA_AP_DMA_CK>;
+ clock-names = "main", "dma";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+ };
+
+ spi0: spi@1100a000 {
+ compatible = "mediatek,mt7986-spi-ipm", "mediatek,spi-ipm";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0 0x1100a000 0 0x100>;
+ interrupts = <GIC_SPI 140 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&topckgen CLK_TOP_MPLL_D2>,
+ <&topckgen CLK_TOP_SPI_SEL>,
+ <&infracfg CLK_INFRA_SPI0_CK>,
+ <&infracfg CLK_INFRA_SPI0_HCK_CK>;
+ clock-names = "parent-clk", "sel-clk", "spi-clk", "hclk";
+ status = "disabled";
+ };
+
+ spi1: spi@1100b000 {
+ compatible = "mediatek,mt7986-spi-ipm", "mediatek,spi-ipm";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0 0x1100b000 0 0x100>;
+ interrupts = <GIC_SPI 141 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&topckgen CLK_TOP_MPLL_D2>,
+ <&topckgen CLK_TOP_SPIM_MST_SEL>,
+ <&infracfg CLK_INFRA_SPI1_CK>,
+ <&infracfg CLK_INFRA_SPI1_HCK_CK>;
+ clock-names = "parent-clk", "sel-clk", "spi-clk", "hclk";
+ status = "disabled";
+ };
+
ethsys: syscon@15000000 {
#address-cells = <1>;
#size-cells = <1>;
#reset-cells = <1>;
};
- wed_pcie: wed-pcie@10003000 {
- compatible = "mediatek,mt7986-wed-pcie",
- "syscon";
- reg = <0 0x10003000 0 0x10>;
- };
-
wed0: wed@15010000 {
compatible = "mediatek,mt7986-wed",
"syscon";
reg = <0 0x15010000 0 0x1000>;
interrupt-parent = <&gic>;
interrupts = <GIC_SPI 205 IRQ_TYPE_LEVEL_HIGH>;
+ memory-region = <&wo_emi0>, <&wo_ilm0>, <&wo_dlm0>,
+ <&wo_data>, <&wo_boot>;
+ memory-region-names = "wo-emi", "wo-ilm", "wo-dlm",
+ "wo-data", "wo-boot";
+ mediatek,wo-ccif = <&wo_ccif0>;
};
wed1: wed@15011000 {
reg = <0 0x15011000 0 0x1000>;
interrupt-parent = <&gic>;
interrupts = <GIC_SPI 206 IRQ_TYPE_LEVEL_HIGH>;
+ memory-region = <&wo_emi1>, <&wo_ilm1>, <&wo_dlm1>,
+ <&wo_data>, <&wo_boot>;
+ memory-region-names = "wo-emi", "wo-ilm", "wo-dlm",
+ "wo-data", "wo-boot";
+ mediatek,wo-ccif = <&wo_ccif1>;
+ };
+
+ wo_ccif0: syscon@151a5000 {
+ compatible = "mediatek,mt7986-wo-ccif", "syscon";
+ reg = <0 0x151a5000 0 0x1000>;
+ interrupt-parent = <&gic>;
+ interrupts = <GIC_SPI 211 IRQ_TYPE_LEVEL_HIGH>;
+ };
+
+ wo_ccif1: syscon@151ad000 {
+ compatible = "mediatek,mt7986-wo-ccif", "syscon";
+ reg = <0 0x151ad000 0 0x1000>;
+ interrupt-parent = <&gic>;
+ interrupts = <GIC_SPI 212 IRQ_TYPE_LEVEL_HIGH>;
};
eth: ethernet@15100000 {
skb_queue_purge(&qca->tx_wait_q);
skb_queue_purge(&qca->txq);
skb_queue_purge(&qca->rx_memdump_q);
+ /*
+ * Shut the timers down so they can't be rearmed when
+ * destroy_workqueue() drains pending work which in turn might try
+ * to arm a timer. After shutdown rearm attempts are silently
+ * ignored by the timer core code.
+ */
+ timer_shutdown_sync(&qca->tx_idle_timer);
+ timer_shutdown_sync(&qca->wake_retrans_timer);
destroy_workqueue(qca->workqueue);
- del_timer_sync(&qca->tx_idle_timer);
- del_timer_sync(&qca->wake_retrans_timer);
qca->hu = NULL;
kfree_skb(qca->rx_skb);
default:
BT_ERR("Illegal tx state: %d (losing packet)",
qca->tx_ibs_state);
- kfree_skb(skb);
+ dev_kfree_skb_irq(skb);
break;
}
qca_debugfs_init(hdev);
hu->hdev->hw_error = qca_hw_error;
hu->hdev->cmd_timeout = qca_cmd_timeout;
- hu->hdev->wakeup = qca_wakeup;
+ if (device_can_wakeup(hu->serdev->ctrl->dev.parent))
+ hu->hdev->wakeup = qca_wakeup;
} else if (ret == -ENOENT) {
/* No patch/nvm-config found, run with original fw/config */
set_bit(QCA_ROM_FW, &qca->flags);
ret = -EFAULT;
iov.iov_base = buf;
iov.iov_len = count;
- iov_iter_init(&to, READ, &iov, 1, count);
+ iov_iter_init(&to, ITER_DEST, &iov, 1, count);
if (skb_copy_datagram_iter(skb, 0, &to, skb->len))
goto outf;
ret = skb->len;
int len;
unsigned char *cp;
+ skb->dev = ppp->dev;
+
if (proto < 0x8000) {
#ifdef CONFIG_PPP_FILTER
/* check if we should pass this packet */
if (afx_hdl->is_listen && afx_hdl->my_listen_chan)
/* 100ms ~ 300ms */
err = brcmf_p2p_discover_listen(p2p, afx_hdl->my_listen_chan,
- 100 * (1 + prandom_u32_max(3)));
+ 100 * get_random_u32_inclusive(1, 3));
else
err = brcmf_p2p_act_frm_search(p2p, afx_hdl->peer_listen_chan);
brcmf_remove_interface(vif->ifp, true);
brcmf_cfg80211_arm_vif_event(cfg, NULL);
- if (iftype != NL80211_IFTYPE_P2P_DEVICE)
- p2p->bss_idx[P2PAPI_BSSCFG_CONNECTION].vif = NULL;
+ if (iftype != NL80211_IFTYPE_P2P_DEVICE) {
+ if (vif == p2p->bss_idx[P2PAPI_BSSCFG_CONNECTION].vif)
+ p2p->bss_idx[P2PAPI_BSSCFG_CONNECTION].vif = NULL;
+ if (vif == p2p->bss_idx[P2PAPI_BSSCFG_CONNECTION2].vif)
+ p2p->bss_idx[P2PAPI_BSSCFG_CONNECTION2].vif = NULL;
+ }
return err;
}
return ie - beacon;
}
- u8 iwl_mvm_mac_ctxt_get_lowest_rate(struct ieee80211_tx_info *info,
- struct ieee80211_vif *vif)
+ static u8 iwl_mvm_mac_ctxt_get_lowest_rate(struct iwl_mvm *mvm,
+ struct ieee80211_tx_info *info,
+ struct ieee80211_vif *vif)
{
+ struct ieee80211_supported_band *sband;
+ unsigned long basic = vif->bss_conf.basic_rates;
+ u16 lowest_cck = IWL_RATE_COUNT, lowest_ofdm = IWL_RATE_COUNT;
u8 rate;
- if (info->band == NL80211_BAND_2GHZ && !vif->p2p)
- rate = IWL_FIRST_CCK_RATE;
- else
- rate = IWL_FIRST_OFDM_RATE;
+ u32 i;
+
+ sband = mvm->hw->wiphy->bands[info->band];
+ for_each_set_bit(i, &basic, BITS_PER_LONG) {
+ u16 hw = sband->bitrates[i].hw_value;
+
+ if (hw >= IWL_FIRST_OFDM_RATE) {
+ if (lowest_ofdm > hw)
+ lowest_ofdm = hw;
+ } else if (lowest_cck > hw) {
+ lowest_cck = hw;
+ }
+ }
+
+ if (info->band == NL80211_BAND_2GHZ && !vif->p2p) {
+ if (lowest_cck != IWL_RATE_COUNT)
+ rate = lowest_cck;
+ else if (lowest_ofdm != IWL_RATE_COUNT)
+ rate = lowest_ofdm;
+ else
+ rate = IWL_RATE_1M_INDEX;
+ } else if (lowest_ofdm != IWL_RATE_COUNT) {
+ rate = lowest_ofdm;
+ } else {
+ rate = IWL_RATE_6M_INDEX;
+ }
return rate;
}
return flags;
}
+ u8 iwl_mvm_mac_ctxt_get_beacon_rate(struct iwl_mvm *mvm,
+ struct ieee80211_tx_info *info,
+ struct ieee80211_vif *vif)
+ {
+ struct ieee80211_supported_band *sband =
+ mvm->hw->wiphy->bands[info->band];
+ u32 legacy = vif->bss_conf.beacon_tx_rate.control[info->band].legacy;
+
+ /* if beacon rate was configured try using it */
+ if (hweight32(legacy) == 1) {
+ u32 rate = ffs(legacy) - 1;
+
+ return sband->bitrates[rate].hw_value;
+ }
+
+ return iwl_mvm_mac_ctxt_get_lowest_rate(mvm, info, vif);
+ }
+
static void iwl_mvm_mac_ctxt_set_tx(struct iwl_mvm *mvm,
struct ieee80211_vif *vif,
struct sk_buff *beacon,
cpu_to_le32(BIT(mvm->mgmt_last_antenna_idx) <<
RATE_MCS_ANT_POS);
- rate = iwl_mvm_mac_ctxt_get_lowest_rate(info, vif);
+ rate = iwl_mvm_mac_ctxt_get_beacon_rate(mvm, info, vif);
tx->rate_n_flags |=
cpu_to_le32(iwl_mvm_mac80211_idx_to_hwrate(mvm->fw, rate));
struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
struct ieee80211_tx_info *info = IEEE80211_SKB_CB(beacon);
struct iwl_mac_beacon_cmd beacon_cmd = {};
- u8 rate = iwl_mvm_mac_ctxt_get_lowest_rate(info, vif);
+ u8 rate = iwl_mvm_mac_ctxt_get_beacon_rate(mvm, info, vif);
u16 flags;
struct ieee80211_chanctx_conf *ctx;
int channel;
iwl_mvm_mac_ap_iterator, &data);
if (data.beacon_device_ts) {
- u32 rand = prandom_u32_max(64 - 36) + 36;
+ u32 rand = get_random_u32_inclusive(36, 63);
mvmvif->ap_beacon_time = data.beacon_device_ts +
ieee80211_tu_to_usec(data.beacon_int * rand /
100);
return -EOPNOTSUPP;
}
- static int ptp_vmw_adjfreq(struct ptp_clock_info *info, s32 delta)
+ static int ptp_vmw_adjfine(struct ptp_clock_info *info, long delta)
{
return -EOPNOTSUPP;
}
.name = "ptp_vmw",
.max_adj = 0,
.adjtime = ptp_vmw_adjtime,
- .adjfreq = ptp_vmw_adjfreq,
+ .adjfine = ptp_vmw_adjfine,
.gettime64 = ptp_vmw_gettime,
.settime64 = ptp_vmw_settime,
.enable = ptp_vmw_enable,
return 0;
}
-static int ptp_vmw_acpi_remove(struct acpi_device *device)
+static void ptp_vmw_acpi_remove(struct acpi_device *device)
{
ptp_clock_unregister(ptp_vmw_clock);
- return 0;
}
static const struct acpi_device_id ptp_vmw_acpi_device_ids[] = {
CPUHP_X86_APB_DEAD,
CPUHP_X86_MCE_DEAD,
CPUHP_VIRT_NET_DEAD,
+ CPUHP_IBMVNIC_DEAD,
CPUHP_SLUB_DEAD,
CPUHP_DEBUG_OBJ_DEAD,
CPUHP_MM_WRITEBACK_DEAD,
*/
CPUHP_AP_IDLE_DEAD,
CPUHP_AP_OFFLINE,
+ CPUHP_AP_CACHECTRL_STARTING,
CPUHP_AP_SCHED_STARTING,
CPUHP_AP_RCUTREE_DYING,
CPUHP_AP_CPU_PM_STARTING,
#ifdef CONFIG_SYSFS
extern struct kset *module_kset;
extern struct kobj_type module_ktype;
-extern int module_sysfs_initialized;
#endif /* CONFIG_SYSFS */
#define symbol_request(x) try_then_request_module(symbol_get(x), "symbol:" #x)
}
#endif /* CONFIG_MODULE_SIG */
+ #if defined(CONFIG_MODULES) && defined(CONFIG_KALLSYMS)
int module_kallsyms_on_each_symbol(int (*fn)(void *, const char *,
struct module *, unsigned long),
void *data);
+ #else
+ static inline int module_kallsyms_on_each_symbol(int (*fn)(void *, const char *,
+ struct module *, unsigned long),
+ void *data)
+ {
+ return -EOPNOTSUPP;
+ }
+ #endif /* CONFIG_MODULES && CONFIG_KALLSYMS */
#endif /* _LINUX_MODULE_H */
#endif /* #else #ifdef CONFIG_PREEMPT_RCU */
+#ifdef CONFIG_RCU_LAZY
+void call_rcu_hurry(struct rcu_head *head, rcu_callback_t func);
+#else
+static inline void call_rcu_hurry(struct rcu_head *head, rcu_callback_t func)
+{
+ call_rcu(head, func);
+}
+#endif
+
/* Internal to kernel */
void rcu_init(void);
extern int rcu_scheduler_active;
static inline void exit_tasks_rcu_finish(void) { }
#endif /* #else #ifdef CONFIG_TASKS_RCU_GENERIC */
+ /**
+ * rcu_trace_implies_rcu_gp - does an RCU Tasks Trace grace period imply an RCU grace period?
+ *
+ * As an accident of implementation, an RCU Tasks Trace grace period also
+ * acts as an RCU grace period. However, this could change at any time.
+ * Code relying on this accident must call this function to verify that
+ * this accident is still happening.
+ *
+ * You have been warned!
+ */
+ static inline bool rcu_trace_implies_rcu_gp(void) { return true; }
+
/**
* cond_resched_tasks_rcu_qs - Report potential quiescent states to RCU
*
return !preemptible();
}
+static inline int debug_lockdep_rcu_enabled(void)
+{
+ return 0;
+}
+
#endif /* #else #ifdef CONFIG_DEBUG_LOCK_ALLOC */
#ifdef CONFIG_PROVE_RCU
#include <linux/log2.h>
#include <linux/bpf_verifier.h>
#include <linux/nodemask.h>
+ #include <linux/bpf_mem_alloc.h>
#include <asm/barrier.h>
#include <asm/unaligned.h>
#define CTX regs[BPF_REG_CTX]
#define IMM insn->imm
+ struct bpf_mem_alloc bpf_global_ma;
+ bool bpf_global_ma_set;
+
/* No hurry in this branch
*
* Exported for the bpf jit load helper.
hdr->size = size;
hole = min_t(unsigned int, size - (proglen + sizeof(*hdr)),
PAGE_SIZE - sizeof(*hdr));
- start = prandom_u32_max(hole) & ~(alignment - 1);
+ start = get_random_u32_below(hole) & ~(alignment - 1);
/* Leave a random number of instructions before BPF code. */
*image_ptr = &hdr->image[start];
hole = min_t(unsigned int, size - (proglen + sizeof(*ro_header)),
BPF_PROG_CHUNK_SIZE - sizeof(*ro_header));
- start = prandom_u32_max(hole) & ~(alignment - 1);
+ start = get_random_u32_below(hole) & ~(alignment - 1);
*image_ptr = &ro_header->image[start];
*rw_image = &(*rw_header)->image[start];
{
struct bpf_prog_array *progs;
+ /* If RCU Tasks Trace grace period implies RCU grace period, there is
+ * no need to call kfree_rcu(), just call kfree() directly.
+ */
progs = container_of(rcu, struct bpf_prog_array, rcu);
- kfree_rcu(progs, rcu);
+ if (rcu_trace_implies_rcu_gp())
+ kfree(progs);
+ else
+ kfree_rcu(progs, rcu);
}
void bpf_prog_array_free_sleepable(struct bpf_prog_array *progs)
return -ENOTSUPP;
}
+ #ifdef CONFIG_BPF_SYSCALL
+ static int __init bpf_global_ma_init(void)
+ {
+ int ret;
+
+ ret = bpf_mem_alloc_init(&bpf_global_ma, 0, false);
+ bpf_global_ma_set = !ret;
+ return ret;
+ }
+ late_initcall(bpf_global_ma_init);
+ #endif
+
DEFINE_STATIC_KEY_FALSE(bpf_stats_enabled_key);
EXPORT_SYMBOL(bpf_stats_enabled_key);
struct cgroup *cgrp, struct cftype cfts[],
bool is_add);
+#ifdef CONFIG_DEBUG_CGROUP_REF
+#define CGROUP_REF_FN_ATTRS noinline
+#define CGROUP_REF_EXPORT(fn) EXPORT_SYMBOL_GPL(fn);
+#include <linux/cgroup_refcnt.h>
+#endif
+
/**
* cgroup_ssid_enabled - cgroup subsys enabled test by subsys ID
* @ssid: subsys ID of interest
* take an rcu_read_lock.
*/
spin_lock_irq(&css_set_lock);
- rcu_read_lock();
task = leader;
do {
cgroup_migrate_add_task(task, mgctx);
if (!threadgroup)
break;
} while_each_thread(leader, task);
- rcu_read_unlock();
spin_unlock_irq(&css_set_lock);
return cgroup_migrate_execute(mgctx);
atomic_dec(&cgrp->root->nr_cgrps);
cgroup1_pidlist_destroy_all(cgrp);
cancel_work_sync(&cgrp->release_agent_work);
+ bpf_cgrp_storage_free(cgrp);
if (cgroup_parent(cgrp)) {
/*
if (rtsi > 0 && !reported && time_after(j, lastinfo + rtsi)) {
lastinfo = j;
rtsi = rtsi * rcu_task_stall_info_mult;
- pr_info("%s: %s grace period %lu is %lu jiffies old.\n",
+ pr_info("%s: %s grace period number %lu (since boot) is %lu jiffies old.\n",
__func__, rtp->kname, rtp->tasks_gp_seq, j - rtp->gp_start);
}
}
{
// Wait for late-stage exiting tasks to finish exiting.
// These might have passed the call to exit_tasks_rcu_finish().
+
+ // If you remove the following line, update rcu_trace_implies_rcu_gp()!!!
synchronize_rcu();
// Any tasks that exit after this point will set
// TRC_NEED_QS_CHECKED in ->trc_reader_special.b.need_qs.
static void call_direct_funcs(unsigned long ip, unsigned long pip,
struct ftrace_ops *ops, struct ftrace_regs *fregs)
{
- struct pt_regs *regs = ftrace_get_regs(fregs);
unsigned long addr;
addr = ftrace_find_rec_direct(ip);
if (!addr)
return;
- arch_ftrace_set_direct_caller(regs, addr);
+ arch_ftrace_set_direct_caller(fregs, addr);
}
struct ftrace_ops direct_ops = {
size_t found;
};
+ /* This function gets called for all kernel and module symbols
+ * and returns 1 in case we resolved all the requested symbols,
+ * 0 otherwise.
+ */
static int kallsyms_callback(void *data, const char *name,
struct module *mod, unsigned long addr)
{
int ftrace_lookup_symbols(const char **sorted_syms, size_t cnt, unsigned long *addrs)
{
struct kallsyms_data args;
- int err;
+ int found_all;
memset(addrs, 0, sizeof(*addrs) * cnt);
args.addrs = addrs;
args.syms = sorted_syms;
args.cnt = cnt;
args.found = 0;
- err = kallsyms_on_each_symbol(kallsyms_callback, &args);
- if (err < 0)
- return err;
- return args.found == args.cnt ? 0 : -ESRCH;
+
+ found_all = kallsyms_on_each_symbol(kallsyms_callback, &args);
+ if (found_all)
+ return 0;
+ found_all = module_kallsyms_on_each_symbol(kallsyms_callback, &args);
+ return found_all ? 0 : -ESRCH;
}
#ifdef CONFIG_SYSCTL
config PACKING
bool "Generic bitfield packing and unpacking"
+ select BITREVERSE
default n
help
This option provides the packing() helper function, which permits
stack overflow.
config FORCE_NR_CPUS
- bool "NR_CPUS is set to an actual number of CPUs"
- depends on SMP
+ bool "Set number of CPUs at compile time"
+ depends on SMP && EXPERT && !COMPILE_TEST
help
Say Yes if you have NR_CPUS set to an actual number of possible
CPUs in your system, not to a default value. This forces the core
config MEMREGION
bool
+config ARCH_HAS_CPU_CACHE_INVALIDATE_MEMREGION
+ bool
+
config ARCH_HAS_MEMREMAP_COMPAT_ALIGN
bool
pr_info("test %d random rhlist add/delete operations\n", entries);
for (j = 0; j < entries; j++) {
- u32 i = prandom_u32_max(entries);
- u32 prand = prandom_u32_max(4);
+ u32 i = get_random_u32_below(entries);
+ u32 prand = get_random_u32_below(4);
cond_resched();
}
if (prand & 2) {
- i = prandom_u32_max(entries);
+ i = get_random_u32_below(entries);
if (test_bit(i, obj_in_table)) {
err = rhltable_remove(&rhlt, &rhl_test_objects[i].list_node, test_rht_params);
WARN(err, "cannot remove element at slot %d", i);
static int __init test_rhashtable_max(struct test_obj *array,
unsigned int entries)
{
- unsigned int i, insert_retries = 0;
+ unsigned int i;
int err;
test_rht_params.max_size = roundup_pow_of_two(entries / 8);
obj->value.id = i * 2;
err = insert_retry(&ht, obj, test_rht_params);
- if (err > 0)
- insert_retries += err;
- else if (err)
+ if (err < 0)
return err;
}
{
unsigned long delay;
- delay = prandom_u32_max(msecs_to_jiffies(mrp_join_time));
+ delay = get_random_u32_below(msecs_to_jiffies(mrp_join_time));
mod_timer(&app->join_timer, jiffies + delay);
}
spin_unlock(&app->lock);
mrp_queue_xmit(app);
- mrp_join_timer_arm(app);
+ spin_lock(&app->lock);
+ if (likely(app->active))
+ mrp_join_timer_arm(app);
+ spin_unlock(&app->lock);
}
static void mrp_periodic_timer_arm(struct mrp_applicant *app)
struct mrp_applicant *app = from_timer(app, t, periodic_timer);
spin_lock(&app->lock);
- mrp_mad_event(app, MRP_EVENT_PERIODIC);
- mrp_pdu_queue(app);
+ if (likely(app->active)) {
+ mrp_mad_event(app, MRP_EVENT_PERIODIC);
+ mrp_pdu_queue(app);
+ mrp_periodic_timer_arm(app);
+ }
spin_unlock(&app->lock);
-
- mrp_periodic_timer_arm(app);
}
static int mrp_pdu_parse_end_mark(struct sk_buff *skb, int *offset)
app->dev = dev;
app->app = appl;
app->mad = RB_ROOT;
+ app->active = true;
spin_lock_init(&app->lock);
skb_queue_head_init(&app->queue);
rcu_assign_pointer(dev->mrp_port->applicants[appl->type], app);
RCU_INIT_POINTER(port->applicants[appl->type], NULL);
+ spin_lock_bh(&app->lock);
+ app->active = false;
+ spin_unlock_bh(&app->lock);
/* Delete timer and generate a final TX event to flush out
* all pending messages before the applicant is gone.
*/
/* To avoid client trying to guess when to poll again for information we
* calculate conn info age as random value between min/max set in hdev.
*/
- conn_info_age = hdev->conn_info_min_age +
- prandom_u32_max(hdev->conn_info_max_age -
- hdev->conn_info_min_age);
+ conn_info_age = get_random_u32_inclusive(hdev->conn_info_min_age,
+ hdev->conn_info_max_age - 1);
/* Query controller to refresh cached values if they are too old or were
* never read.
* extra parameters we don't know about will be ignored in this request.
*/
if (data_len < MGMT_ADD_EXT_ADV_PARAMS_MIN_SIZE)
- return mgmt_cmd_status(sk, hdev->id, MGMT_OP_ADD_ADVERTISING,
+ return mgmt_cmd_status(sk, hdev->id, MGMT_OP_ADD_EXT_ADV_PARAMS,
MGMT_STATUS_INVALID_PARAMS);
flags = __le32_to_cpu(cp->flags);
/* wait for the EOMA packet to come in */
j1939_tp_set_rxtimeout(session, 1250);
- netdev_dbg(session->priv->ndev, "%p: 0x%p\n", __func__, session);
+ netdev_dbg(session->priv->ndev, "%s: 0x%p\n", __func__, session);
return 0;
}
if (session->tx_retry < J1939_XTP_TX_RETRY_LIMIT) {
session->tx_retry++;
j1939_tp_schedule_txtimer(session,
- 10 + prandom_u32_max(16));
+ 10 + get_random_u32_below(16));
} else {
netdev_alert(priv->ndev, "%s: 0x%p: tx retry count reached\n",
__func__, session);
net_warn_ratelimited("%s: dst:%p refcnt:%d\n",
__func__, dst, newrefcnt);
if (!newrefcnt)
- call_rcu(&dst->rcu_head, dst_destroy_rcu);
+ call_rcu_hurry(&dst->rcu_head, dst_destroy_rcu);
}
}
EXPORT_SYMBOL(dst_release);
if (md_dst->type == METADATA_IP_TUNNEL)
dst_cache_destroy(&md_dst->u.tun_info.dst_cache);
#endif
+ if (md_dst->type == METADATA_XFRM)
+ dst_release(md_dst->u.xfrm_info.dst_orig);
kfree(md_dst);
}
EXPORT_SYMBOL_GPL(metadata_dst_free);
void metadata_dst_free_percpu(struct metadata_dst __percpu *md_dst)
{
- #ifdef CONFIG_DST_CACHE
int cpu;
for_each_possible_cpu(cpu) {
struct metadata_dst *one_md_dst = per_cpu_ptr(md_dst, cpu);
+ #ifdef CONFIG_DST_CACHE
if (one_md_dst->type == METADATA_IP_TUNNEL)
dst_cache_destroy(&one_md_dst->u.tun_info.dst_cache);
- }
#endif
+ if (one_md_dst->type == METADATA_XFRM)
+ dst_release(one_md_dst->u.xfrm_info.dst_orig);
+ }
free_percpu(md_dst);
}
EXPORT_SYMBOL_GPL(metadata_dst_free_percpu);
if (val & ~SOF_TIMESTAMPING_MASK)
return -EINVAL;
+ if (val & SOF_TIMESTAMPING_OPT_ID_TCP &&
+ !(val & SOF_TIMESTAMPING_OPT_ID))
+ return -EINVAL;
+
if (val & SOF_TIMESTAMPING_OPT_ID &&
!(sk->sk_tsflags & SOF_TIMESTAMPING_OPT_ID)) {
if (sk_is_tcp(sk)) {
if ((1 << sk->sk_state) &
(TCPF_CLOSE | TCPF_LISTEN))
return -EINVAL;
- atomic_set(&sk->sk_tskey, tcp_sk(sk)->snd_una);
+ if (val & SOF_TIMESTAMPING_OPT_ID_TCP)
+ atomic_set(&sk->sk_tskey, tcp_sk(sk)->write_seq);
+ else
+ atomic_set(&sk->sk_tskey, tcp_sk(sk)->snd_una);
} else {
atomic_set(&sk->sk_tskey, 0);
}
break;
}
case SO_INCOMING_CPU:
- WRITE_ONCE(sk->sk_incoming_cpu, val);
+ reuseport_update_incoming_cpu(sk, val);
break;
case SO_CNX_ADVICE:
break;
case SO_PEERSEC:
- return security_socket_getpeersec_stream(sock, optval.user, optlen.user, len);
+ return security_socket_getpeersec_stream(sock,
+ optval, optlen, len);
case SO_MARK:
v.val = sk->sk_mark;
if (likely(sk->sk_net_refcnt)) {
get_net_track(net, &sk->ns_tracker, priority);
sock_inuse_add(net, 1);
+ } else {
+ __netns_tracker_alloc(net, &sk->ns_tracker,
+ false, priority);
}
sock_net_set(sk, net);
if (likely(sk->sk_net_refcnt))
put_net_track(sock_net(sk), &sk->ns_tracker);
+ else
+ __netns_tracker_free(sock_net(sk), &sk->ns_tracker, false);
+
sk_prot_free(sk->sk_prot_creator, sk);
}
if (likely(newsk->sk_net_refcnt)) {
get_net_track(sock_net(newsk), &newsk->ns_tracker, priority);
sock_inuse_add(sock_net(newsk), 1);
+ } else {
+ /* Kernel sockets are not elevating the struct net refcount.
+ * Instead, use a tracker to more easily detect if a layer
+ * is not properly dismantling its kernel sockets at netns
+ * destroy time.
+ */
+ __netns_tracker_alloc(sock_net(newsk), &newsk->ns_tracker,
+ false, priority);
}
sk_node_init(&newsk->sk_node);
sock_lock_init(newsk);
}
EXPORT_SYMBOL(sock_alloc_send_pskb);
- int __sock_cmsg_send(struct sock *sk, struct msghdr *msg, struct cmsghdr *cmsg,
+ int __sock_cmsg_send(struct sock *sk, struct cmsghdr *cmsg,
struct sockcm_cookie *sockc)
{
u32 tsflags;
return -EINVAL;
if (cmsg->cmsg_level != SOL_SOCKET)
continue;
- ret = __sock_cmsg_send(sk, msg, cmsg, sockc);
+ ret = __sock_cmsg_send(sk, cmsg, sockc);
if (ret)
return ret;
}
if (likely(remaining > 1))
remaining &= ~1U;
- offset = prandom_u32_max(remaining);
+ offset = get_random_u32_below(remaining);
/* __inet_hash_connect() favors ports having @low parity
* We do the opposite to not pollute connect() users.
*/
bool reuse = sk->sk_reuse && sk->sk_state != TCP_LISTEN;
bool found_port = false, check_bind_conflict = true;
bool bhash_created = false, bhash2_created = false;
+ int ret = -EADDRINUSE, port = snum, l3mdev;
struct inet_bind_hashbucket *head, *head2;
struct inet_bind2_bucket *tb2 = NULL;
struct inet_bind_bucket *tb = NULL;
bool head2_lock_acquired = false;
- int ret = 1, port = snum, l3mdev;
struct net *net = sock_net(sk);
l3mdev = inet_sk_bound_l3mdev(sk);
{
struct inet_connection_sock *icsk = inet_csk(sk);
struct inet_sock *inet = inet_sk(sk);
- int err = -EADDRINUSE;
+ int err;
reqsk_queue_alloc(&icsk->icsk_accept_queue);
* after validation is complete.
*/
inet_sk_state_store(sk, TCP_LISTEN);
- if (!sk->sk_prot->get_port(sk, inet->inet_num)) {
+ err = sk->sk_prot->get_port(sk, inet->inet_num);
+ if (!err) {
inet->inet_sport = htons(inet->inet_num);
sk_dst_reset(sk);
if (copy_address != zc->copybuf_address)
return -EINVAL;
- err = import_single_range(READ, (void __user *)copy_address,
+ err = import_single_range(ITER_DEST, (void __user *)copy_address,
inq, &iov, &msg.msg_iter);
if (err)
return err;
if (copy_address != zc->copybuf_address)
return -EINVAL;
- err = import_single_range(READ, (void __user *)copy_address,
+ err = import_single_range(ITER_DEST, (void __user *)copy_address,
copylen, &iov, &msg.msg_iter);
if (err)
return err;
tp->sacked_out = 0;
tp->tlp_high_seq = 0;
tp->last_oow_ack_time = 0;
+ tp->plb_rehash = 0;
/* There's a bubble in the pipe until at least the first ACK. */
tp->app_limited = ~0U;
tp->rack.mstamp = 0;
info->tcpi_reord_seen = tp->reord_seen;
info->tcpi_rcv_ooopack = tp->rcv_ooopack;
info->tcpi_snd_wnd = tp->snd_wnd;
+ info->tcpi_rcv_wnd = tp->rcv_wnd;
+ info->tcpi_rehash = tp->plb_rehash + tp->timeout_rehash;
info->tcpi_fastopen_client_fail = tp->fastopen_client_fail;
unlock_sock_fast(sk, slow);
}
nla_total_size(sizeof(u32)) + /* TCP_NLA_BYTES_NOTSENT */
nla_total_size_64bit(sizeof(u64)) + /* TCP_NLA_EDT */
nla_total_size(sizeof(u8)) + /* TCP_NLA_TTL */
+ nla_total_size(sizeof(u32)) + /* TCP_NLA_REHASH */
0;
}
nla_put_u8(stats, TCP_NLA_TTL,
tcp_skb_ttl_or_hop_limit(ack_skb));
+ nla_put_u32(stats, TCP_NLA_REHASH, tp->plb_rehash + tp->timeout_rehash);
return stats;
}
if (unlikely(!READ_ONCE(tcp_md5sig_pool_populated))) {
mutex_lock(&tcp_md5sig_mutex);
- if (!tcp_md5sig_pool_populated) {
+ if (!tcp_md5sig_pool_populated)
__tcp_alloc_md5sig_pool();
- if (tcp_md5sig_pool_populated)
- static_branch_inc(&tcp_md5_needed);
- }
mutex_unlock(&tcp_md5sig_mutex);
}
u32 half = (ack_limit + 1) >> 1;
WRITE_ONCE(net->ipv4.tcp_challenge_timestamp, now);
- WRITE_ONCE(net->ipv4.tcp_challenge_count, half + prandom_u32_max(ack_limit));
+ WRITE_ONCE(net->ipv4.tcp_challenge_count,
+ get_random_u32_inclusive(half, ack_limit + half - 1));
}
count = READ_ONCE(net->ipv4.tcp_challenge_count);
if (count > 0) {
}
}
- static bool tcp_prune_ofo_queue(struct sock *sk);
- static int tcp_prune_queue(struct sock *sk);
+ static bool tcp_prune_ofo_queue(struct sock *sk, const struct sk_buff *in_skb);
+ static int tcp_prune_queue(struct sock *sk, const struct sk_buff *in_skb);
static int tcp_try_rmem_schedule(struct sock *sk, struct sk_buff *skb,
unsigned int size)
if (atomic_read(&sk->sk_rmem_alloc) > sk->sk_rcvbuf ||
!sk_rmem_schedule(sk, skb, size)) {
- if (tcp_prune_queue(sk) < 0)
+ if (tcp_prune_queue(sk, skb) < 0)
return -1;
while (!sk_rmem_schedule(sk, skb, size)) {
- if (!tcp_prune_ofo_queue(sk))
+ if (!tcp_prune_ofo_queue(sk, skb))
return -1;
}
}
* Clean the out-of-order queue to make room.
* We drop high sequences packets to :
* 1) Let a chance for holes to be filled.
+ * This means we do not drop packets from ooo queue if their sequence
+ * is before incoming packet sequence.
* 2) not add too big latencies if thousands of packets sit there.
* (But if application shrinks SO_RCVBUF, we could still end up
* freeing whole queue here)
*
* Return true if queue has shrunk.
*/
- static bool tcp_prune_ofo_queue(struct sock *sk)
+ static bool tcp_prune_ofo_queue(struct sock *sk, const struct sk_buff *in_skb)
{
struct tcp_sock *tp = tcp_sk(sk);
struct rb_node *node, *prev;
+ bool pruned = false;
int goal;
if (RB_EMPTY_ROOT(&tp->out_of_order_queue))
return false;
- NET_INC_STATS(sock_net(sk), LINUX_MIB_OFOPRUNED);
goal = sk->sk_rcvbuf >> 3;
node = &tp->ooo_last_skb->rbnode;
+
do {
+ struct sk_buff *skb = rb_to_skb(node);
+
+ /* If incoming skb would land last in ofo queue, stop pruning. */
+ if (after(TCP_SKB_CB(in_skb)->seq, TCP_SKB_CB(skb)->seq))
+ break;
+ pruned = true;
prev = rb_prev(node);
rb_erase(node, &tp->out_of_order_queue);
- goal -= rb_to_skb(node)->truesize;
- tcp_drop_reason(sk, rb_to_skb(node),
- SKB_DROP_REASON_TCP_OFO_QUEUE_PRUNE);
+ goal -= skb->truesize;
+ tcp_drop_reason(sk, skb, SKB_DROP_REASON_TCP_OFO_QUEUE_PRUNE);
+ tp->ooo_last_skb = rb_to_skb(prev);
if (!prev || goal <= 0) {
if (atomic_read(&sk->sk_rmem_alloc) <= sk->sk_rcvbuf &&
!tcp_under_memory_pressure(sk))
}
node = prev;
} while (node);
- tp->ooo_last_skb = rb_to_skb(prev);
- /* Reset SACK state. A conforming SACK implementation will
- * do the same at a timeout based retransmit. When a connection
- * is in a sad state like this, we care only about integrity
- * of the connection not performance.
- */
- if (tp->rx_opt.sack_ok)
- tcp_sack_reset(&tp->rx_opt);
- return true;
+ if (pruned) {
+ NET_INC_STATS(sock_net(sk), LINUX_MIB_OFOPRUNED);
+ /* Reset SACK state. A conforming SACK implementation will
+ * do the same at a timeout based retransmit. When a connection
+ * is in a sad state like this, we care only about integrity
+ * of the connection not performance.
+ */
+ if (tp->rx_opt.sack_ok)
+ tcp_sack_reset(&tp->rx_opt);
+ }
+ return pruned;
}
/* Reduce allocated memory if we can, trying to get
* until the socket owning process reads some of the data
* to stabilize the situation.
*/
- static int tcp_prune_queue(struct sock *sk)
+ static int tcp_prune_queue(struct sock *sk, const struct sk_buff *in_skb)
{
struct tcp_sock *tp = tcp_sk(sk);
/* Collapsing did not help, destructive actions follow.
* This must not ever occur. */
- tcp_prune_ofo_queue(sk);
+ tcp_prune_ofo_queue(sk, in_skb);
if (atomic_read(&sk->sk_rmem_alloc) <= sk->sk_rcvbuf)
return 0;
#endif
__NET_INC_STATS(sock_net(sk), LINUX_MIB_TCPREQQFULLDROP);
- if (!queue->synflood_warned && syncookies != 2 &&
- xchg(&queue->synflood_warned, 1) == 0)
- net_info_ratelimited("%s: Possible SYN flooding on port %d. %s. Check SNMP counters.\n",
- proto, sk->sk_num, msg);
+ if (!READ_ONCE(queue->synflood_warned) && syncookies != 2 &&
+ xchg(&queue->synflood_warned, 1) == 0) {
+ if (IS_ENABLED(CONFIG_IPV6) && sk->sk_family == AF_INET6) {
+ net_info_ratelimited("%s: Possible SYN flooding on port [%pI6c]:%u. %s.\n",
+ proto, inet6_rcv_saddr(sk),
+ sk->sk_num, msg);
+ } else {
+ net_info_ratelimited("%s: Possible SYN flooding on port %pI4:%u. %s.\n",
+ proto, &sk->sk_rcv_saddr,
+ sk->sk_num, msg);
+ }
+ }
return want_cookie;
}
static inline s32 rfc3315_s14_backoff_init(s32 irt)
{
/* multiply 'initial retransmission time' by 0.9 .. 1.1 */
- u64 tmp = (900000 + prandom_u32_max(200001)) * (u64)irt;
+ u64 tmp = get_random_u32_inclusive(900000, 1100000) * (u64)irt;
do_div(tmp, 1000000);
return (s32)tmp;
}
static inline s32 rfc3315_s14_backoff_update(s32 rt, s32 mrt)
{
/* multiply 'retransmission timeout' by 1.9 .. 2.1 */
- u64 tmp = (1900000 + prandom_u32_max(200001)) * (u64)rt;
+ u64 tmp = get_random_u32_inclusive(1900000, 2100000) * (u64)rt;
do_div(tmp, 1000000);
if ((s32)tmp > mrt) {
/* multiply 'maximum retransmission time' by 0.9 .. 1.1 */
- tmp = (900000 + prandom_u32_max(200001)) * (u64)mrt;
+ tmp = get_random_u32_inclusive(900000, 1100000) * (u64)mrt;
do_div(tmp, 1000000);
}
return (s32)tmp;
return;
/* no link local addresses on devices flagged as slaves */
- if (idev->dev->flags & IFF_SLAVE)
+ if (idev->dev->priv_flags & IFF_NO_ADDRCONF)
return;
ipv6_addr_set(&addr, htonl(0xFE800000), 0, 0, 0);
if (idev && idev->cnf.disable_ipv6)
break;
- if (dev->flags & IFF_SLAVE) {
+ if (dev->priv_flags & IFF_NO_ADDRCONF) {
if (event == NETDEV_UP && !IS_ERR_OR_NULL(idev) &&
dev->flags & IFF_UP && dev->flags & IFF_MULTICAST)
ipv6_mc_up(idev);
if (ifp->flags & IFA_F_OPTIMISTIC)
rand_num = 0;
else
- rand_num = prandom_u32_max(idev->cnf.rtr_solicit_delay ?: 1);
+ rand_num = get_random_u32_below(idev->cnf.rtr_solicit_delay ? : 1);
nonce = 0;
if (idev->cnf.enhanced_dad ||
unsigned int zoneid,
const struct net *net)
{
- struct {
- struct nf_conntrack_man src;
- union nf_inet_addr dst_addr;
- unsigned int zone;
- u32 net_mix;
- u16 dport;
- u16 proto;
- } __aligned(SIPHASH_ALIGNMENT) combined;
+ u64 a, b, c, d;
get_random_once(&nf_conntrack_hash_rnd, sizeof(nf_conntrack_hash_rnd));
- memset(&combined, 0, sizeof(combined));
+ /* The direction must be ignored, handle usable tuplehash members manually */
+ a = (u64)tuple->src.u3.all[0] << 32 | tuple->src.u3.all[3];
+ b = (u64)tuple->dst.u3.all[0] << 32 | tuple->dst.u3.all[3];
- /* The direction must be ignored, so handle usable members manually. */
- combined.src = tuple->src;
- combined.dst_addr = tuple->dst.u3;
- combined.zone = zoneid;
- combined.net_mix = net_hash_mix(net);
- combined.dport = (__force __u16)tuple->dst.u.all;
- combined.proto = tuple->dst.protonum;
+ c = (__force u64)tuple->src.u.all << 32 | (__force u64)tuple->dst.u.all << 16;
+ c |= tuple->dst.protonum;
- return (u32)siphash(&combined, sizeof(combined), &nf_conntrack_hash_rnd);
+ d = (u64)zoneid << 32 | net_hash_mix(net);
+
+ /* IPv4: u3.all[1,2,3] == 0 */
+ c ^= (u64)tuple->src.u3.all[1] << 32 | tuple->src.u3.all[2];
+ d += (u64)tuple->dst.u3.all[1] << 32 | tuple->dst.u3.all[2];
+
+ return (u32)siphash_4u64(a, b, c, d, &nf_conntrack_hash_rnd);
}
static u32 scale_hash(u32 hash)
nf_ct_zone_id(nf_ct_zone(ct), IP_CT_DIR_REPLY));
} while (nf_conntrack_double_lock(net, hash, reply_hash, sequence));
- max_chainlen = MIN_CHAINLEN + prandom_u32_max(MAX_CHAINLEN);
+ max_chainlen = MIN_CHAINLEN + get_random_u32_below(MAX_CHAINLEN);
/* See if there's one in the list already, including reverse */
hlist_nulls_for_each_entry(h, n, &nf_conntrack_hash[hash], hnnode) {
goto dying;
}
- max_chainlen = MIN_CHAINLEN + prandom_u32_max(MAX_CHAINLEN);
+ max_chainlen = MIN_CHAINLEN + get_random_u32_below(MAX_CHAINLEN);
/* See if there's one in the list already, including reverse:
NAT could have grabbed it without realizing, since we're
not in the hash. If there is, we lost race. */
}
sock_prot_inuse_add(sock_net(sk), &netlink_proto, -1);
+
+ /* Because struct net might disappear soon, do not keep a pointer. */
+ if (!sk->sk_net_refcnt && sock_net(sk) != &init_net) {
+ __netns_tracker_free(sock_net(sk), &sk->ns_tracker, false);
+ /* Because of deferred_put_nlk_sk and use of work queue,
+ * it is possible netns will be freed before this socket.
+ */
+ sock_net_set(sk, &init_net);
+ __netns_tracker_alloc(&init_net, &sk->ns_tracker,
+ false, GFP_KERNEL);
+ }
call_rcu(&nlk->rcu, deferred_put_nlk_sk);
return 0;
}
/* Bind collision, search negative portid values. */
if (rover == -4096)
/* rover will be in range [S32_MIN, -4097] */
- rover = S32_MIN + prandom_u32_max(-4096 - S32_MIN);
+ rover = S32_MIN + get_random_u32_below(-4096 - S32_MIN);
else if (rover >= -4096)
rover = -4097;
portid = rover--;
flags |= NLM_F_ACK_TLVS;
skb = nlmsg_new(payload + tlvlen, GFP_KERNEL);
- if (!skb) {
- NETLINK_CB(in_skb).sk->sk_err = ENOBUFS;
- sk_error_report(NETLINK_CB(in_skb).sk);
- return;
- }
+ if (!skb)
+ goto err_skb;
rep = nlmsg_put(skb, NETLINK_CB(in_skb).portid, nlh->nlmsg_seq,
- NLMSG_ERROR, payload, flags);
+ NLMSG_ERROR, sizeof(*errmsg), flags);
+ if (!rep)
+ goto err_bad_put;
errmsg = nlmsg_data(rep);
errmsg->error = err;
- unsafe_memcpy(&errmsg->msg, nlh, payload > sizeof(*errmsg)
- ? nlh->nlmsg_len : sizeof(*nlh),
- /* Bounds checked by the skb layer. */);
+ errmsg->msg = *nlh;
+
+ if (!(flags & NLM_F_CAPPED)) {
+ if (!nlmsg_append(skb, nlmsg_len(nlh)))
+ goto err_bad_put;
+
+ memcpy(nlmsg_data(&errmsg->msg), nlmsg_data(nlh),
+ nlmsg_len(nlh));
+ }
if (tlvlen)
netlink_ack_tlv_fill(in_skb, skb, nlh, err, extack);
nlmsg_end(skb, rep);
nlmsg_unicast(in_skb->sk, skb, NETLINK_CB(in_skb).portid);
+
+ return;
+
+ err_bad_put:
+ nlmsg_free(skb);
+ err_skb:
+ NETLINK_CB(in_skb).sk->sk_err = ENOBUFS;
+ sk_error_report(NETLINK_CB(in_skb).sk);
}
EXPORT_SYMBOL(netlink_ack);
if (READ_ONCE(history[i]) == rxhash)
count++;
- victim = prandom_u32_max(ROLLOVER_HLEN);
+ victim = get_random_u32_below(ROLLOVER_HLEN);
/* Avoid dirtying the cache line if possible */
if (READ_ONCE(history[victim]) != rxhash)
struct sk_buff *skb,
unsigned int num)
{
- return prandom_u32_max(num);
+ return get_random_u32_below(num);
}
static unsigned int fanout_demux_rollover(struct packet_fanout *f,
match->prot_hook.af_packet_net = read_pnet(&match->net);
match->prot_hook.id_match = match_fanout_group;
match->max_num_members = args->max_num_members;
+ match->prot_hook.ignore_outgoing = type_flags & PACKET_FANOUT_FLAG_IGNORE_OUTGOING;
list_add(&match->list, &fanout_list);
}
err = -EINVAL;
int addr_len)
{
struct sock *sk = sock->sk;
- char name[sizeof(uaddr->sa_data) + 1];
+ char name[sizeof(uaddr->sa_data_min) + 1];
/*
* Check legality
/* uaddr->sa_data comes from the userspace, it's not guaranteed to be
* zero-terminated.
*/
- memcpy(name, uaddr->sa_data, sizeof(uaddr->sa_data));
- name[sizeof(uaddr->sa_data)] = 0;
+ memcpy(name, uaddr->sa_data, sizeof(uaddr->sa_data_min));
+ name[sizeof(uaddr->sa_data_min)] = 0;
return packet_do_bind(sk, name, 0, pkt_sk(sk)->num);
}
return -EOPNOTSUPP;
uaddr->sa_family = AF_PACKET;
- memset(uaddr->sa_data, 0, sizeof(uaddr->sa_data));
+ memset(uaddr->sa_data, 0, sizeof(uaddr->sa_data_min));
rcu_read_lock();
dev = dev_get_by_index_rcu(sock_net(sk), READ_ONCE(pkt_sk(sk)->ifindex));
if (dev)
- strscpy(uaddr->sa_data, dev->name, sizeof(uaddr->sa_data));
+ strscpy(uaddr->sa_data, dev->name, sizeof(uaddr->sa_data_min));
rcu_read_unlock();
return sizeof(*uaddr);
#include <net/pkt_cls.h>
#include <linux/tc_act/tc_gact.h>
#include <net/tc_act/tc_gact.h>
+ #include <net/tc_wrapper.h>
static struct tc_action_ops act_gact_ops;
static int gact_net_rand(struct tcf_gact *gact)
{
smp_rmb(); /* coupled with smp_wmb() in tcf_gact_init() */
- if (prandom_u32_max(gact->tcfg_pval))
+ if (get_random_u32_below(gact->tcfg_pval))
return gact->tcf_action;
return gact->tcfg_paction;
}
return err;
}
- static int tcf_gact_act(struct sk_buff *skb, const struct tc_action *a,
- struct tcf_result *res)
+ TC_INDIRECT_SCOPE int tcf_gact_act(struct sk_buff *skb,
+ const struct tc_action *a,
+ struct tcf_result *res)
{
struct tcf_gact *gact = to_gact(a);
int action = READ_ONCE(gact->tcf_action);
#include <net/tc_act/tc_sample.h>
#include <net/psample.h>
#include <net/pkt_cls.h>
+ #include <net/tc_wrapper.h>
#include <linux/if_arp.h>
}
}
- static int tcf_sample_act(struct sk_buff *skb, const struct tc_action *a,
- struct tcf_result *res)
+ TC_INDIRECT_SCOPE int tcf_sample_act(struct sk_buff *skb,
+ const struct tc_action *a,
+ struct tcf_result *res)
{
struct tcf_sample *s = to_sample(a);
struct psample_group *psample_group;
psample_group = rcu_dereference_bh(s->psample_group);
/* randomly sample packets according to rate */
- if (psample_group && (prandom_u32_max(s->rate) == 0)) {
+ if (psample_group && (get_random_u32_below(s->rate) == 0)) {
if (!skb_at_tc_ingress(skb)) {
md.in_ifindex = skb->skb_iif;
md.out_ifindex = skb->dev->ifindex;
}
/* Triggered when there are no references on the socket anymore */
- static void sctp_destruct_sock(struct sock *sk)
+ static void sctp_destruct_common(struct sock *sk)
{
struct sctp_sock *sp = sctp_sk(sk);
/* Free up the HMAC transform. */
crypto_free_shash(sp->hmac);
+ }
+ static void sctp_destruct_sock(struct sock *sk)
+ {
+ sctp_destruct_common(sk);
inet_sock_destruct(sk);
}
int sctp_transport_lookup_process(sctp_callback_t cb, struct net *net,
const union sctp_addr *laddr,
- const union sctp_addr *paddr, void *p)
+ const union sctp_addr *paddr, void *p, int dif)
{
struct sctp_transport *transport;
struct sctp_endpoint *ep;
int err = -ENOENT;
rcu_read_lock();
- transport = sctp_addrs_lookup_transport(net, laddr, paddr);
+ transport = sctp_addrs_lookup_transport(net, laddr, paddr, dif, dif);
if (!transport) {
rcu_read_unlock();
return err;
inet_get_local_port_range(net, &low, &high);
remaining = (high - low) + 1;
- rover = prandom_u32_max(remaining) + low;
+ rover = get_random_u32_below(remaining) + low;
do {
rover++;
* in an endpoint.
*/
sk_for_each_bound(sk2, &pp->owner) {
+ int bound_dev_if2 = READ_ONCE(sk2->sk_bound_dev_if);
struct sctp_sock *sp2 = sctp_sk(sk2);
struct sctp_endpoint *ep2 = sp2->ep;
uid_eq(uid, sock_i_uid(sk2))))
continue;
- if (sctp_bind_addr_conflict(&ep2->base.bind_addr,
+ if ((!sk->sk_bound_dev_if || !bound_dev_if2 ||
+ sk->sk_bound_dev_if == bound_dev_if2) &&
+ sctp_bind_addr_conflict(&ep2->base.bind_addr,
addr, sp2, sp)) {
ret = 1;
goto fail_unlock;
sctp_sk(newsk)->reuse = sp->reuse;
newsk->sk_shutdown = sk->sk_shutdown;
- newsk->sk_destruct = sctp_destruct_sock;
+ newsk->sk_destruct = sk->sk_destruct;
newsk->sk_family = sk->sk_family;
newsk->sk_protocol = IPPROTO_SCTP;
newsk->sk_backlog_rcv = sk->sk_prot->backlog_rcv;
#if IS_ENABLED(CONFIG_IPV6)
- #include <net/transp_v6.h>
- static void sctp_v6_destroy_sock(struct sock *sk)
+ static void sctp_v6_destruct_sock(struct sock *sk)
+ {
+ sctp_destruct_common(sk);
+ inet6_sock_destruct(sk);
+ }
+
+ static int sctp_v6_init_sock(struct sock *sk)
{
- sctp_destroy_sock(sk);
- inet6_destroy_sock(sk);
+ int ret = sctp_init_sock(sk);
+
+ if (!ret)
+ sk->sk_destruct = sctp_v6_destruct_sock;
+
+ return ret;
}
struct proto sctpv6_prot = {
.disconnect = sctp_disconnect,
.accept = sctp_accept,
.ioctl = sctp_ioctl,
- .init = sctp_init_sock,
- .destroy = sctp_v6_destroy_sock,
+ .init = sctp_v6_init_sock,
+ .destroy = sctp_destroy_sock,
.shutdown = sctp_shutdown,
.setsockopt = sctp_setsockopt,
.getsockopt = sctp_getsockopt,
int kernel_sendmsg(struct socket *sock, struct msghdr *msg,
struct kvec *vec, size_t num, size_t size)
{
- iov_iter_kvec(&msg->msg_iter, WRITE, vec, num, size);
+ iov_iter_kvec(&msg->msg_iter, ITER_SOURCE, vec, num, size);
return sock_sendmsg(sock, msg);
}
EXPORT_SYMBOL(kernel_sendmsg);
if (!sock->ops->sendmsg_locked)
return sock_no_sendmsg_locked(sk, msg, size);
- iov_iter_kvec(&msg->msg_iter, WRITE, vec, num, size);
+ iov_iter_kvec(&msg->msg_iter, ITER_SOURCE, vec, num, size);
return sock->ops->sendmsg_locked(sk, msg, msg_data_left(msg));
}
struct kvec *vec, size_t num, size_t size, int flags)
{
msg->msg_control_is_user = false;
- iov_iter_kvec(&msg->msg_iter, READ, vec, num, size);
+ iov_iter_kvec(&msg->msg_iter, ITER_DEST, vec, num, size);
return sock_recvmsg(sock, msg, flags);
}
EXPORT_SYMBOL(kernel_recvmsg);
struct iovec iov;
int fput_needed;
- err = import_single_range(WRITE, buff, len, &iov, &msg.msg_iter);
+ err = import_single_range(ITER_SOURCE, buff, len, &iov, &msg.msg_iter);
if (unlikely(err))
return err;
sock = sockfd_lookup_light(fd, &err, &fput_needed);
int err, err2;
int fput_needed;
- err = import_single_range(READ, ubuf, size, &iov, &msg.msg_iter);
+ err = import_single_range(ITER_DEST, ubuf, size, &iov, &msg.msg_iter);
if (unlikely(err))
return err;
sock = sockfd_lookup_light(fd, &err, &fput_needed);
static bool sock_use_custom_sol_socket(const struct socket *sock)
{
- const struct sock *sk = sock->sk;
-
- /* Use sock->ops->setsockopt() for MPTCP */
- return IS_ENABLED(CONFIG_MPTCP) &&
- sk->sk_protocol == IPPROTO_MPTCP &&
- sk->sk_type == SOCK_STREAM &&
- (sk->sk_family == AF_INET || sk->sk_family == AF_INET6);
+ return test_bit(SOCK_CUSTOM_SOCKOPT, &sock->flags);
}
/*
if (err)
return err;
- err = import_iovec(save_addr ? READ : WRITE,
+ err = import_iovec(save_addr ? ITER_DEST : ITER_SOURCE,
msg.msg_iov, msg.msg_iovlen,
UIO_FASTIOV, iov, &kmsg->msg_iter);
return err < 0 ? err : 0;
return __xfrm_seq_hash(seq, net->xfrm.state_hmask);
}
+ #define XFRM_STATE_INSERT(by, _n, _h, _type) \
+ { \
+ struct xfrm_state *_x = NULL; \
+ \
+ if (_type != XFRM_DEV_OFFLOAD_PACKET) { \
+ hlist_for_each_entry_rcu(_x, _h, by) { \
+ if (_x->xso.type == XFRM_DEV_OFFLOAD_PACKET) \
+ continue; \
+ break; \
+ } \
+ } \
+ \
+ if (!_x || _x->xso.type == XFRM_DEV_OFFLOAD_PACKET) \
+ /* SAD is empty or consist from HW SAs only */ \
+ hlist_add_head_rcu(_n, _h); \
+ else \
+ hlist_add_before_rcu(_n, &_x->by); \
+ }
+
static void xfrm_hash_transfer(struct hlist_head *list,
struct hlist_head *ndsttable,
struct hlist_head *nsrctable,
h = __xfrm_dst_hash(&x->id.daddr, &x->props.saddr,
x->props.reqid, x->props.family,
nhashmask);
- hlist_add_head_rcu(&x->bydst, ndsttable + h);
+ XFRM_STATE_INSERT(bydst, &x->bydst, ndsttable + h, x->xso.type);
h = __xfrm_src_hash(&x->id.daddr, &x->props.saddr,
x->props.family,
nhashmask);
- hlist_add_head_rcu(&x->bysrc, nsrctable + h);
+ XFRM_STATE_INSERT(bysrc, &x->bysrc, nsrctable + h, x->xso.type);
if (x->id.spi) {
h = __xfrm_spi_hash(&x->id.daddr, x->id.spi,
x->id.proto, x->props.family,
nhashmask);
- hlist_add_head_rcu(&x->byspi, nspitable + h);
+ XFRM_STATE_INSERT(byspi, &x->byspi, nspitable + h,
+ x->xso.type);
}
if (x->km.seq) {
h = __xfrm_seq_hash(x->km.seq, nhashmask);
- hlist_add_head_rcu(&x->byseq, nseqtable + h);
+ XFRM_STATE_INSERT(byseq, &x->byseq, nseqtable + h,
+ x->xso.type);
}
}
}
int err = 0;
spin_lock(&x->lock);
+ xfrm_dev_state_update_curlft(x);
+
if (x->km.state == XFRM_STATE_DEAD)
goto out;
if (x->km.state == XFRM_STATE_EXPIRED)
x->props.family = tmpl->encap_family;
}
+ static struct xfrm_state *__xfrm_state_lookup_all(struct net *net, u32 mark,
+ const xfrm_address_t *daddr,
+ __be32 spi, u8 proto,
+ unsigned short family,
+ struct xfrm_dev_offload *xdo)
+ {
+ unsigned int h = xfrm_spi_hash(net, daddr, spi, proto, family);
+ struct xfrm_state *x;
+
+ hlist_for_each_entry_rcu(x, net->xfrm.state_byspi + h, byspi) {
+ #ifdef CONFIG_XFRM_OFFLOAD
+ if (xdo->type == XFRM_DEV_OFFLOAD_PACKET) {
+ if (x->xso.type != XFRM_DEV_OFFLOAD_PACKET)
+ /* HW states are in the head of list, there is
+ * no need to iterate further.
+ */
+ break;
+
+ /* Packet offload: both policy and SA should
+ * have same device.
+ */
+ if (xdo->dev != x->xso.dev)
+ continue;
+ } else if (x->xso.type == XFRM_DEV_OFFLOAD_PACKET)
+ /* Skip HW policy for SW lookups */
+ continue;
+ #endif
+ if (x->props.family != family ||
+ x->id.spi != spi ||
+ x->id.proto != proto ||
+ !xfrm_addr_equal(&x->id.daddr, daddr, family))
+ continue;
+
+ if ((mark & x->mark.m) != x->mark.v)
+ continue;
+ if (!xfrm_state_hold_rcu(x))
+ continue;
+ return x;
+ }
+
+ return NULL;
+ }
+
static struct xfrm_state *__xfrm_state_lookup(struct net *net, u32 mark,
const xfrm_address_t *daddr,
__be32 spi, u8 proto,
rcu_read_lock();
h = xfrm_dst_hash(net, daddr, saddr, tmpl->reqid, encap_family);
hlist_for_each_entry_rcu(x, net->xfrm.state_bydst + h, bydst) {
+ #ifdef CONFIG_XFRM_OFFLOAD
+ if (pol->xdo.type == XFRM_DEV_OFFLOAD_PACKET) {
+ if (x->xso.type != XFRM_DEV_OFFLOAD_PACKET)
+ /* HW states are in the head of list, there is
+ * no need to iterate further.
+ */
+ break;
+
+ /* Packet offload: both policy and SA should
+ * have same device.
+ */
+ if (pol->xdo.dev != x->xso.dev)
+ continue;
+ } else if (x->xso.type == XFRM_DEV_OFFLOAD_PACKET)
+ /* Skip HW policy for SW lookups */
+ continue;
+ #endif
if (x->props.family == encap_family &&
x->props.reqid == tmpl->reqid &&
(mark & x->mark.m) == x->mark.v &&
h_wildcard = xfrm_dst_hash(net, daddr, &saddr_wildcard, tmpl->reqid, encap_family);
hlist_for_each_entry_rcu(x, net->xfrm.state_bydst + h_wildcard, bydst) {
+ #ifdef CONFIG_XFRM_OFFLOAD
+ if (pol->xdo.type == XFRM_DEV_OFFLOAD_PACKET) {
+ if (x->xso.type != XFRM_DEV_OFFLOAD_PACKET)
+ /* HW states are in the head of list, there is
+ * no need to iterate further.
+ */
+ break;
+
+ /* Packet offload: both policy and SA should
+ * have same device.
+ */
+ if (pol->xdo.dev != x->xso.dev)
+ continue;
+ } else if (x->xso.type == XFRM_DEV_OFFLOAD_PACKET)
+ /* Skip HW policy for SW lookups */
+ continue;
+ #endif
if (x->props.family == encap_family &&
x->props.reqid == tmpl->reqid &&
(mark & x->mark.m) == x->mark.v &&
x = best;
if (!x && !error && !acquire_in_progress) {
if (tmpl->id.spi &&
- (x0 = __xfrm_state_lookup(net, mark, daddr, tmpl->id.spi,
- tmpl->id.proto, encap_family)) != NULL) {
+ (x0 = __xfrm_state_lookup_all(net, mark, daddr,
+ tmpl->id.spi, tmpl->id.proto,
+ encap_family,
+ &pol->xdo)) != NULL) {
to_put = x0;
error = -EEXIST;
goto out;
x = NULL;
goto out;
}
-
+ #ifdef CONFIG_XFRM_OFFLOAD
+ if (pol->xdo.type == XFRM_DEV_OFFLOAD_PACKET) {
+ struct xfrm_dev_offload *xdo = &pol->xdo;
+ struct xfrm_dev_offload *xso = &x->xso;
+
+ xso->type = XFRM_DEV_OFFLOAD_PACKET;
+ xso->dir = xdo->dir;
+ xso->dev = xdo->dev;
+ xso->real_dev = xdo->real_dev;
+ netdev_tracker_alloc(xso->dev, &xso->dev_tracker,
+ GFP_ATOMIC);
+ error = xso->dev->xfrmdev_ops->xdo_dev_state_add(x);
+ if (error) {
+ xso->dir = 0;
+ netdev_put(xso->dev, &xso->dev_tracker);
+ xso->dev = NULL;
+ xso->real_dev = NULL;
+ xso->type = XFRM_DEV_OFFLOAD_UNSPECIFIED;
+ x->km.state = XFRM_STATE_DEAD;
+ to_put = x;
+ x = NULL;
+ goto out;
+ }
+ }
+ #endif
if (km_query(x, tmpl, pol) == 0) {
spin_lock_bh(&net->xfrm.xfrm_state_lock);
x->km.state = XFRM_STATE_ACQ;
list_add(&x->km.all, &net->xfrm.state_all);
- hlist_add_head_rcu(&x->bydst, net->xfrm.state_bydst + h);
+ XFRM_STATE_INSERT(bydst, &x->bydst,
+ net->xfrm.state_bydst + h,
+ x->xso.type);
h = xfrm_src_hash(net, daddr, saddr, encap_family);
- hlist_add_head_rcu(&x->bysrc, net->xfrm.state_bysrc + h);
+ XFRM_STATE_INSERT(bysrc, &x->bysrc,
+ net->xfrm.state_bysrc + h,
+ x->xso.type);
if (x->id.spi) {
h = xfrm_spi_hash(net, &x->id.daddr, x->id.spi, x->id.proto, encap_family);
- hlist_add_head_rcu(&x->byspi, net->xfrm.state_byspi + h);
+ XFRM_STATE_INSERT(byspi, &x->byspi,
+ net->xfrm.state_byspi + h,
+ x->xso.type);
}
if (x->km.seq) {
h = xfrm_seq_hash(net, x->km.seq);
- hlist_add_head_rcu(&x->byseq, net->xfrm.state_byseq + h);
+ XFRM_STATE_INSERT(byseq, &x->byseq,
+ net->xfrm.state_byseq + h,
+ x->xso.type);
}
x->lft.hard_add_expires_seconds = net->xfrm.sysctl_acq_expires;
hrtimer_start(&x->mtimer,
xfrm_hash_grow_check(net, x->bydst.next != NULL);
spin_unlock_bh(&net->xfrm.xfrm_state_lock);
} else {
+ #ifdef CONFIG_XFRM_OFFLOAD
+ struct xfrm_dev_offload *xso = &x->xso;
+
+ if (xso->type == XFRM_DEV_OFFLOAD_PACKET) {
+ xso->dev->xfrmdev_ops->xdo_dev_state_delete(x);
+ xso->dir = 0;
+ netdev_put(xso->dev, &xso->dev_tracker);
+ xso->dev = NULL;
+ xso->real_dev = NULL;
+ xso->type = XFRM_DEV_OFFLOAD_UNSPECIFIED;
+ }
+ #endif
x->km.state = XFRM_STATE_DEAD;
to_put = x;
x = NULL;
h = xfrm_dst_hash(net, &x->id.daddr, &x->props.saddr,
x->props.reqid, x->props.family);
- hlist_add_head_rcu(&x->bydst, net->xfrm.state_bydst + h);
+ XFRM_STATE_INSERT(bydst, &x->bydst, net->xfrm.state_bydst + h,
+ x->xso.type);
h = xfrm_src_hash(net, &x->id.daddr, &x->props.saddr, x->props.family);
- hlist_add_head_rcu(&x->bysrc, net->xfrm.state_bysrc + h);
+ XFRM_STATE_INSERT(bysrc, &x->bysrc, net->xfrm.state_bysrc + h,
+ x->xso.type);
if (x->id.spi) {
h = xfrm_spi_hash(net, &x->id.daddr, x->id.spi, x->id.proto,
x->props.family);
- hlist_add_head_rcu(&x->byspi, net->xfrm.state_byspi + h);
+ XFRM_STATE_INSERT(byspi, &x->byspi, net->xfrm.state_byspi + h,
+ x->xso.type);
}
if (x->km.seq) {
h = xfrm_seq_hash(net, x->km.seq);
- hlist_add_head_rcu(&x->byseq, net->xfrm.state_byseq + h);
+ XFRM_STATE_INSERT(byseq, &x->byseq, net->xfrm.state_byseq + h,
+ x->xso.type);
}
hrtimer_start(&x->mtimer, ktime_set(1, 0), HRTIMER_MODE_REL_SOFT);
ktime_set(net->xfrm.sysctl_acq_expires, 0),
HRTIMER_MODE_REL_SOFT);
list_add(&x->km.all, &net->xfrm.state_all);
- hlist_add_head_rcu(&x->bydst, net->xfrm.state_bydst + h);
+ XFRM_STATE_INSERT(bydst, &x->bydst, net->xfrm.state_bydst + h,
+ x->xso.type);
h = xfrm_src_hash(net, daddr, saddr, family);
- hlist_add_head_rcu(&x->bysrc, net->xfrm.state_bysrc + h);
+ XFRM_STATE_INSERT(bysrc, &x->bysrc, net->xfrm.state_bysrc + h,
+ x->xso.type);
net->xfrm.state_num++;
int xfrm_state_check_expire(struct xfrm_state *x)
{
+ xfrm_dev_state_update_curlft(x);
+
if (!x->curlft.use_time)
x->curlft.use_time = ktime_get_real_seconds();
}
EXPORT_SYMBOL(xfrm_get_acqseq);
- int verify_spi_info(u8 proto, u32 min, u32 max)
+ int verify_spi_info(u8 proto, u32 min, u32 max, struct netlink_ext_ack *extack)
{
switch (proto) {
case IPPROTO_AH:
case IPPROTO_COMP:
/* IPCOMP spi is 16-bits. */
- if (max >= 0x10000)
+ if (max >= 0x10000) {
+ NL_SET_ERR_MSG(extack, "IPCOMP SPI must be <= 65535");
return -EINVAL;
+ }
break;
default:
+ NL_SET_ERR_MSG(extack, "Invalid protocol, must be one of AH, ESP, IPCOMP");
return -EINVAL;
}
- if (min > max)
+ if (min > max) {
+ NL_SET_ERR_MSG(extack, "Invalid SPI range: min > max");
return -EINVAL;
+ }
return 0;
}
EXPORT_SYMBOL(verify_spi_info);
- int xfrm_alloc_spi(struct xfrm_state *x, u32 low, u32 high)
+ int xfrm_alloc_spi(struct xfrm_state *x, u32 low, u32 high,
+ struct netlink_ext_ack *extack)
{
struct net *net = xs_net(x);
unsigned int h;
u32 mark = x->mark.v & x->mark.m;
spin_lock_bh(&x->lock);
- if (x->km.state == XFRM_STATE_DEAD)
+ if (x->km.state == XFRM_STATE_DEAD) {
+ NL_SET_ERR_MSG(extack, "Target ACQUIRE is in DEAD state");
goto unlock;
+ }
err = 0;
if (x->id.spi)
if (minspi == maxspi) {
x0 = xfrm_state_lookup(net, mark, &x->id.daddr, minspi, x->id.proto, x->props.family);
if (x0) {
+ NL_SET_ERR_MSG(extack, "Requested SPI is already in use");
xfrm_state_put(x0);
goto unlock;
}
} else {
u32 spi = 0;
for (h = 0; h < high-low+1; h++) {
- spi = low + prandom_u32_max(high - low + 1);
+ spi = get_random_u32_inclusive(low, high);
x0 = xfrm_state_lookup(net, mark, &x->id.daddr, htonl(spi), x->id.proto, x->props.family);
if (x0 == NULL) {
newspi = htonl(spi);
spin_lock_bh(&net->xfrm.xfrm_state_lock);
x->id.spi = newspi;
h = xfrm_spi_hash(net, &x->id.daddr, x->id.spi, x->id.proto, x->props.family);
- hlist_add_head_rcu(&x->byspi, net->xfrm.state_byspi + h);
+ XFRM_STATE_INSERT(byspi, &x->byspi, net->xfrm.state_byspi + h,
+ x->xso.type);
spin_unlock_bh(&net->xfrm.xfrm_state_lock);
err = 0;
+ } else {
+ NL_SET_ERR_MSG(extack, "No SPI available in the requested range");
}
unlock:
TARGETS += net
TARGETS += net/af_unix
TARGETS += net/forwarding
+ TARGETS += net/hsr
TARGETS += net/mptcp
TARGETS += net/openvswitch
TARGETS += netfilter
TARGETS += syscall_user_dispatch
TARGETS += sysctl
TARGETS += tc-testing
+TARGETS += tdx
TARGETS += timens
ifneq (1, $(quicktest))
TARGETS += timers
projects / linux.git / commitdiff