Re: [patch] voluntary-preempt-2.6.9-rc1-bk12-R8

[Alexander Nyberg]

On Tue, 2004-09-07 at 13:57, Ingo Molnar wrote:
> test-booted the x64 kernel and found a number of bugs in the x64 port of
> the VP patch. I've uploaded -R8 that fixes them:
> 
>   http://redhat.com/~mingo/voluntary-preempt/voluntary-preempt-2.6.9-rc1-bk12-R8
> 
> NOTE: i tested a (non-modular) 64-bit bzImage on a 32-bit OS (FC2) but
> havent booted it on a 64-bit userland yet. But i'd expect 64-bit
> userspace to work just fine too.

Looks fine over here on 2-CPU, debian 64-bit user-space with both preempt &
voluntary preempt turned on. Init seems to explode 
(gets killed over and over, not sure how this happens) on CONFIG_LATENCY_TRACE, 
I'll take a look at that later today unless you have any offender you're aware of.

===== linux-2.5/arch/x86_64/kernel/x8664_ksyms.c 1.34 vs edited =====
--- 1.34/arch/x86_64/kernel/x8664_ksyms.c	2004-08-24 11:08:31 +02:00
+++ edited/linux-2.5/arch/x86_64/kernel/x8664_ksyms.c	2004-09-07 16:31:46 +02:00
@@ -221,3 +221,7 @@
 #endif
 
 EXPORT_SYMBOL(cpu_khz);
+
+#ifdef CONFIG_LATENCY_TRACE
+EXPORT_SYMBOL(mcount);
+#endif


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