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| author | Borislav Petkov | 2013-03-20 15:07:23 +0100 |
|---|---|---|
| committer | H. Peter Anvin | 2013-04-02 19:12:52 +0200 |
| commit | 65fc985b37dc241c4db7cd32adcbc989193fe3c8 (patch) | |
| tree | b530d4cb1b0a42ad8c220639aa7f9f970e8774df /arch/x86/kernel/alternative.c | |
| parent | Linux 3.9-rc5 (diff) | |
| download | kernel-qcow2-linux-65fc985b37dc241c4db7cd32adcbc989193fe3c8.tar.gz kernel-qcow2-linux-65fc985b37dc241c4db7cd32adcbc989193fe3c8.tar.xz kernel-qcow2-linux-65fc985b37dc241c4db7cd32adcbc989193fe3c8.zip | |
x86, cpu: Expand cpufeature facility to include cpu bugs
We add another 32-bit vector at the end of the ->x86_capability
bitvector which collects bugs present in CPUs. After all, a CPU bug is a
kind of a capability, albeit a strange one.
Signed-off-by: Borislav Petkov <bp@suse.de>
Link: http://lkml.kernel.org/r/1363788448-31325-2-git-send-email-bp@alien8.de
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Diffstat (limited to 'arch/x86/kernel/alternative.c')
| -rw-r--r-- | arch/x86/kernel/alternative.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/kernel/alternative.c b/arch/x86/kernel/alternative.c index ef5ccca79a6c..c15cf9a25e27 100644 --- a/arch/x86/kernel/alternative.c +++ b/arch/x86/kernel/alternative.c @@ -271,7 +271,7 @@ void __init_or_module apply_alternatives(struct alt_instr *start, replacement = (u8 *)&a->repl_offset + a->repl_offset; BUG_ON(a->replacementlen > a->instrlen); BUG_ON(a->instrlen > sizeof(insnbuf)); - BUG_ON(a->cpuid >= NCAPINTS*32); + BUG_ON(a->cpuid >= (NCAPINTS + NBUGINTS) * 32); if (!boot_cpu_has(a->cpuid)) continue; |