In-Reply-To: <[email protected]>
On Thu, 2 Feb 2006 at 13:52:05 -0800, Andrew Morton wrote:
> Chuck Ebbert <[email protected]> wrote:
> >
> > SMP alternatives is re-using the constant_tsc X86 feature bit.
> >
>
> Darn, how did you spot that?
I went looking for which bit represented X86_FEATURE_UP and there
it was...
>
> Should `feature_up' appear in /proc/cpuinfo?
Probably. The bug would have been nearly impossible if that had
been done to begin with.
i386: show x86 feature "up" in cpuinfo
Show feature bit "up" (SMP kernel running on uniprocessor) in
/proc/cpuinfo.
Signed-off-by: Chuck Ebbert <[email protected]>
--- 2.6.16-rc1-mm4-386.orig/arch/i386/kernel/cpu/proc.c
+++ 2.6.16-rc1-mm4-386/arch/i386/kernel/cpu/proc.c
@@ -40,7 +40,7 @@ static int show_cpuinfo(struct seq_file
/* Other (Linux-defined) */
"cxmmx", "k6_mtrr", "cyrix_arr", "centaur_mcr",
NULL, NULL, NULL, NULL,
- "constant_tsc", NULL, NULL, NULL, NULL, NULL, NULL, NULL,
+ "constant_tsc", "up", NULL, NULL, NULL, NULL, NULL, NULL,
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
--
Chuck
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