* Ingo Molnar <[email protected]> wrote:
> it's purely historic - the i686 sched_clock() implementation predates
> the scheduler's ability to deal with non-synchronous per-CPU clocks. I
> tried to fix that (a year ago) and it didnt work out - but i've
> reviewed my old patch and now realize what the mistake was - the patch
> below should work better.
that patch needs the small fix below as well.
Ingo
Index: linux/include/asm-i386/bugs.h
===================================================================
--- linux.orig/include/asm-i386/bugs.h
+++ linux/include/asm-i386/bugs.h
@@ -160,7 +160,7 @@ static void __init check_config(void)
* If we configured ourselves for a TSC, we'd better have one!
*/
#ifdef CONFIG_X86_TSC
- if (!cpu_has_tsc)
+ if (!cpu_has_tsc && !tsc_disable)
panic("Kernel compiled for Pentium+, requires TSC feature!");
#endif
-
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