On Tue, 2011-01-04 at 16:19 -0500, Tamas Szklenar wrote:
> Sorry, I forget to write down, that the previous computer (the older)
> works great with Xeno...
>
Please try this patch.
--- a/arch/x86/kernel/process.c
+++ b/arch/x86/kernel/process.c
@@ -637,8 +637,10 @@ void __cpuinit select_idle_routine(const struct
cpuinfo_x86 *c)
{
#ifdef CONFIG_IPIPE
#define default_to_mwait force_mwait
+#define maybe_c1e 0
#else
#define default_to_mwait 1
+#define maybe_c1e 1
#endif
#ifdef CONFIG_SMP
if (pm_idle == poll_idle && smp_num_siblings > 1) {
@@ -655,7 +657,7 @@ void __cpuinit select_idle_routine(const struct cpuinfo_x86
*c)
*/
printk(KERN_INFO "using mwait in idle threads.\n");
pm_idle = mwait_idle;
- } else if (check_c1e_idle(c)) {
+ } else if (maybe_c1e && check_c1e_idle(c)) {
printk(KERN_INFO "using C1E aware idle routine\n");
pm_idle = c1e_idle;
} else
> Tamas
>
> _______________________________________________
> Xenomai-help mailing list
> [email protected]
> https://mail.gna.org/listinfo/xenomai-help
--
Philippe.
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