linux/arch/x86/kernel/cpu/microcode
Borislav Petkov (AMD) fcf8239ad6 x86/microcode/AMD: Handle the case of no BIOS microcode
Machines can be shipped without any microcode in the BIOS. Which means,
the microcode patch revision is 0.

Handle that gracefully.

Fixes: 94838d230a ("x86/microcode/AMD: Use the family,model,stepping encoded in the patch ID")
Reported-by: Vítek Vávra <vit.vavra.kh@gmail.com>
Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Cc: <stable@kernel.org>
2025-08-27 10:24:10 +02:00
..
amd.c x86/microcode/AMD: Handle the case of no BIOS microcode 2025-08-27 10:24:10 +02:00
amd_shas.c x86/microcode/AMD: Add TSA microcode SHAs 2025-06-17 17:17:12 +02:00
core.c x86/microcode: Move away from using a fake platform device 2025-07-09 13:12:08 +02:00
intel-ucode-defs.h x86/cpu: Help users notice when running old Intel microcode 2025-04-22 08:33:52 +02:00
intel.c Merge branch 'x86/msr' into x86/core, to resolve conflicts 2025-05-13 10:42:06 +02:00
internal.h x86/microcode: Consolidate the loader enablement checking 2025-05-05 10:51:00 +02:00
Makefile x86/microcode: Hide the config knob 2023-08-13 10:26:39 +02:00