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authorIngo Molnar <mingo@kernel.org>2016-09-05 13:09:59 +0300
committerIngo Molnar <mingo@kernel.org>2016-09-05 13:09:59 +0300
commit2cc538412a1ca103923ec400a339a5b3833e0280 (patch)
treec141b83e1da736c3d069ed491816d0096e1b532a /arch/x86/kernel/cpu/microcode/amd.c
parent36e674a05164cdbb9d4a5b1b0b279fabae6c13bd (diff)
parent58763148758057ffc447bf990321d3ea86d199a0 (diff)
downloadlinux-2cc538412a1ca103923ec400a339a5b3833e0280.tar.xz
Merge branch 'perf/urgent' into perf/core, to pick up fixed and resolve conflicts
Conflicts: kernel/events/core.c Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/x86/kernel/cpu/microcode/amd.c')
-rw-r--r--arch/x86/kernel/cpu/microcode/amd.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/arch/x86/kernel/cpu/microcode/amd.c b/arch/x86/kernel/cpu/microcode/amd.c
index 27a0228c9cae..b816971f5da4 100644
--- a/arch/x86/kernel/cpu/microcode/amd.c
+++ b/arch/x86/kernel/cpu/microcode/amd.c
@@ -355,6 +355,7 @@ void load_ucode_amd_ap(void)
unsigned int cpu = smp_processor_id();
struct equiv_cpu_entry *eq;
struct microcode_amd *mc;
+ u8 *cont = container;
u32 rev, eax;
u16 eq_id;
@@ -371,8 +372,11 @@ void load_ucode_amd_ap(void)
if (check_current_patch_level(&rev, false))
return;
+ /* Add CONFIG_RANDOMIZE_MEMORY offset. */
+ cont += PAGE_OFFSET - __PAGE_OFFSET_BASE;
+
eax = cpuid_eax(0x00000001);
- eq = (struct equiv_cpu_entry *)(container + CONTAINER_HDR_SZ);
+ eq = (struct equiv_cpu_entry *)(cont + CONTAINER_HDR_SZ);
eq_id = find_equiv_id(eq, eax);
if (!eq_id)
@@ -434,6 +438,9 @@ int __init save_microcode_in_initrd_amd(void)
else
container = cont_va;
+ /* Add CONFIG_RANDOMIZE_MEMORY offset. */
+ container += PAGE_OFFSET - __PAGE_OFFSET_BASE;
+
eax = cpuid_eax(0x00000001);
eax = ((eax >> 8) & 0xf) + ((eax >> 20) & 0xff);