On Thu, 2005-08-25 at 19:45 +0200, Ingo Molnar wrote:
> * Daniel Walker <[email protected]> wrote:
>
> > Does anyone have x86_64 working in PREEMPT_RT ?
>
> builds fine, but doesnt seem to boot at the moment. Havent investigated
> yet.
I tested an em64t , and it hung during boot .. But this patched fixed
it, does it do anything for you?
Daniel
Index: linux-2.6.12/arch/x86_64/kernel/smpboot.c
===================================================================
--- linux-2.6.12.orig/arch/x86_64/kernel/smpboot.c 2005-08-25 19:39:04.000000000 +0000
+++ linux-2.6.12/arch/x86_64/kernel/smpboot.c 2005-08-25 20:42:38.000000000 +0000
@@ -750,7 +750,6 @@ static int __cpuinit do_boot_cpu(int cpu
do_rest:
- cpu_pda[cpu].pcurrent = c_idle.idle;
start_rip = setup_trampoline();
@@ -789,6 +788,8 @@ do_rest:
apic_read(APIC_ESR);
}
+ cpu_pda[cpu].pcurrent = c_idle.idle;
+
/*
* Status is now clean
*/
-
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