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| author | Andi Kleen <ak@suse.de> | 2006-01-11 22:46:33 +0100 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-01-11 19:05:02 -0800 |
| commit | 2e664aa2bad56b0bb52cf9cb9d14c9b575b437bb (patch) | |
| tree | fc7173b4c61e9adb69e4523680f7d790cf90c351 /arch | |
| parent | 77a75333a3d16b830ccf47cf51d944655b015363 (diff) | |
| download | op-kernel-dev-2e664aa2bad56b0bb52cf9cb9d14c9b575b437bb.zip op-kernel-dev-2e664aa2bad56b0bb52cf9cb9d14c9b575b437bb.tar.gz | |
[PATCH] i386: Move phys_proc_id/early intel workaround to correct function.
early_cpu_detect only runs on the BP, but this code needs to run
on all CPUs.
Looks like a mismerge somewhere. Also add a warning comment.
Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/i386/kernel/cpu/common.c | 17 |
1 files changed, 10 insertions, 7 deletions
diff --git a/arch/i386/kernel/cpu/common.c b/arch/i386/kernel/cpu/common.c index 1704008..15aee26 100644 --- a/arch/i386/kernel/cpu/common.c +++ b/arch/i386/kernel/cpu/common.c @@ -204,7 +204,10 @@ static int __devinit have_cpuid_p(void) /* Do minimum CPU detection early. Fields really needed: vendor, cpuid_level, family, model, mask, cache alignment. - The others are not touched to avoid unwanted side effects. */ + The others are not touched to avoid unwanted side effects. + + WARNING: this function is only called on the BP. Don't add code here + that is supposed to run on all CPUs. */ static void __init early_cpu_detect(void) { struct cpuinfo_x86 *c = &boot_cpu_data; @@ -236,12 +239,6 @@ static void __init early_cpu_detect(void) if (cap0 & (1<<19)) c->x86_cache_alignment = ((misc >> 8) & 0xff) * 8; } - - early_intel_workaround(c); - -#ifdef CONFIG_X86_HT - phys_proc_id[smp_processor_id()] = (cpuid_ebx(1) >> 24) & 0xff; -#endif } void __devinit generic_identify(struct cpuinfo_x86 * c) @@ -289,6 +286,12 @@ void __devinit generic_identify(struct cpuinfo_x86 * c) get_model_name(c); /* Default name */ } } + + early_intel_workaround(c); + +#ifdef CONFIG_X86_HT + phys_proc_id[smp_processor_id()] = (cpuid_ebx(1) >> 24) & 0xff; +#endif } static void __devinit squash_the_stupid_serial_number(struct cpuinfo_x86 *c) |
