]> Git Repo - linux.git/blob - arch/riscv/mm/physaddr.c
scsi: zfcp: Trace when request remove fails after qdio send fails
[linux.git] / arch / riscv / mm / physaddr.c
1 // SPDX-License-Identifier: GPL-2.0
2
3 #include <linux/types.h>
4 #include <linux/mmdebug.h>
5 #include <linux/mm.h>
6 #include <asm/page.h>
7 #include <asm/sections.h>
8
9 phys_addr_t __virt_to_phys(unsigned long x)
10 {
11         /*
12          * Boundary checking aginst the kernel linear mapping space.
13          */
14         WARN(!is_linear_mapping(x) && !is_kernel_mapping(x),
15              "virt_to_phys used for non-linear address: %pK (%pS)\n",
16              (void *)x, (void *)x);
17
18         return __va_to_pa_nodebug(x);
19 }
20 EXPORT_SYMBOL(__virt_to_phys);
21
22 phys_addr_t __phys_addr_symbol(unsigned long x)
23 {
24         unsigned long kernel_start = kernel_map.virt_addr;
25         unsigned long kernel_end = kernel_start + kernel_map.size;
26
27         /*
28          * Boundary checking aginst the kernel image mapping.
29          * __pa_symbol should only be used on kernel symbol addresses.
30          */
31         VIRTUAL_BUG_ON(x < kernel_start || x > kernel_end);
32
33         return __va_to_pa_nodebug(x);
34 }
35 EXPORT_SYMBOL(__phys_addr_symbol);
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