x86/microcode/amd: Tone down printk(), don't treat a missing firmware file as an...

Do it the same way as done in microcode_intel.c: use pr_debug()
for missing firmware files.

There seem to be CPUs out there for which no microcode update
has been submitted to kernel-firmware repo yet resulting in
scary sounding error messages in dmesg:

  microcode: failed to load file amd-ucode/microcode_amd_fam16h.bin

Signed-off-by: Thomas Renninger <[email protected]>
Acked-by: Borislav Petkov <[email protected]>
Cc: <[email protected]>
Link: http://lkml.kernel.org/r/[email protected]
Signed-off-by: Ingo Molnar <[email protected]>

diff --git a/arch/x86/kernel/microcode_amd.c b/arch/x86/kernel/microcode_amd.c
index af99f71aeb7f159a6ba7f1da0596ae2843d67e47..c3d4cc972eca6baa8b470a8d80f557afd949e65b 100644 (file)
--- a/arch/x86/kernel/microcode_amd.c
+++ b/arch/x86/kernel/microcode_amd.c
@@ -431,7 +431,7 @@ static enum ucode_state request_microcode_amd(int cpu, struct device *device,
                snprintf(fw_name, sizeof(fw_name), "amd-ucode/microcode_amd_fam%.2xh.bin", c->x86);
 
        if (request_firmware(&fw, (const char *)fw_name, device)) {
-               pr_err("failed to load file %s\n", fw_name);
+               pr_debug("failed to load file %s\n", fw_name);
                goto out;
        }