UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

[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>
This commit is contained in:
Andi Kleen 2006-01-11 22:46:33 +01:00 committed by Linus Torvalds
parent 77a75333a3
commit 2e664aa2ba
1 changed files with 10 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

17
arch/i386/kernel/cpu/common.c
View File

@ -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)