Future AMD cpus will have microcode patches that exceed the current limit of three 4K pages. Increase substantially to avoid future size increases.
Signed-off-by: John Allen john.allen@amd.com Cc: stable@vger.kernel.org --- arch/x86/include/asm/microcode_amd.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/x86/include/asm/microcode_amd.h b/arch/x86/include/asm/microcode_amd.h index e6662adf3af4..e3d5f5ae2f46 100644 --- a/arch/x86/include/asm/microcode_amd.h +++ b/arch/x86/include/asm/microcode_amd.h @@ -41,7 +41,7 @@ struct microcode_amd { unsigned int mpb[]; };
-#define PATCH_MAX_SIZE (3 * PAGE_SIZE) +#define PATCH_MAX_SIZE (8 * PAGE_SIZE)
#ifdef CONFIG_MICROCODE_AMD extern void __init load_ucode_amd_bsp(unsigned int family);