diff options
| author | John W. Linville <linville@tuxdriver.com> | 2011-11-09 14:49:23 -0500 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2011-11-09 14:49:23 -0500 |
| commit | 5e819059a20b0fc5a71875f28b4cae359e38d85a (patch) | |
| tree | b94a18142abc5e60c84f90ee2490e8a6af01c2a9 /arch/x86/mm/fault.c | |
| parent | ae2772b313b98a14f69b5bc67135c9fee48771be (diff) | |
| parent | cc438fccd5783c9f7b4c4858358ac897dcf8a58d (diff) | |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless
Diffstat (limited to 'arch/x86/mm/fault.c')
| -rw-r--r-- | arch/x86/mm/fault.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/arch/x86/mm/fault.c b/arch/x86/mm/fault.c index 0d17c8c50ac..9c7378df740 100644 --- a/arch/x86/mm/fault.c +++ b/arch/x86/mm/fault.c @@ -420,12 +420,14 @@ static noinline __kprobes int vmalloc_fault(unsigned long address) return 0; } +#ifdef CONFIG_CPU_SUP_AMD static const char errata93_warning[] = KERN_ERR "******* Your BIOS seems to not contain a fix for K8 errata #93\n" "******* Working around it, but it may cause SEGVs or burn power.\n" "******* Please consider a BIOS update.\n" "******* Disabling USB legacy in the BIOS may also help.\n"; +#endif /* * No vm86 mode in 64-bit mode: @@ -505,7 +507,11 @@ bad: */ static int is_errata93(struct pt_regs *regs, unsigned long address) { -#ifdef CONFIG_X86_64 +#if defined(CONFIG_X86_64) && defined(CONFIG_CPU_SUP_AMD) + if (boot_cpu_data.x86_vendor != X86_VENDOR_AMD + || boot_cpu_data.x86 != 0xf) + return 0; + if (address != regs->ip) return 0; |