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From: Philippe Gerum <philippe.gerum@domain.hid>
To: Sebastian Smolorz <smolorz@domain.hid>
Cc: xenomai@xenomai.org
Subject: Re: [Xenomai-help] High latencies on Core2Duo
Date: Thu, 12 Jun 2008 21:10:31 +0200	[thread overview]
Message-ID: <485174A7.7040505@domain.hid> (raw)
In-Reply-To: <48510808.9020304@domain.hid>

Sebastian Smolorz wrote:

> I have attached a new trace output with again high latencies and my
> kernel config.
> 

Could you run another trace with that patch applied? TIA,

--- include/asm-x86/bits/pod_32.h	(revision 3965)
+++ include/asm-x86/bits/pod_32.h	(working copy)
@@ -68,7 +68,7 @@

 #define xnarch_enter_root(rootcb)  do { } while(0)

-static inline void xnarch_switch_to(xnarchtcb_t * out_tcb, xnarchtcb_t * in_tcb)
+static void xnarch_switch_to(xnarchtcb_t * out_tcb, xnarchtcb_t * in_tcb)
 {
 	struct task_struct *prev = out_tcb->active_task;
 	struct task_struct *next = in_tcb->user_task;
@@ -110,7 +110,7 @@

 	xnarch_switch_threads(out_tcb, in_tcb, prev, next);

-	if (xnarch_shadow_p(out_tcb, prev)) {
+	if (0 && xnarch_shadow_p(out_tcb, prev)) {

 		loadsegment(fs, fs);
 		loadsegment(gs, gs);

-- 
Philippe.


  reply	other threads:[~2008-06-12 19:10 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-06-12  8:21 [Xenomai-help] High latencies on Core2Duo Sebastian Smolorz
2008-06-12  9:08 ` Gilles Chanteperdrix
2008-06-12 11:27   ` Sebastian Smolorz
2008-06-12 19:10     ` Philippe Gerum [this message]
2008-06-13  7:55       ` Sebastian Smolorz
2008-06-13  9:20         ` Philippe Gerum
2008-06-13  9:29           ` Sebastian Smolorz
2008-06-14  1:20             ` Naihong Tang
2008-06-15  8:13             ` Philippe Gerum
2008-06-15 12:24               ` Gilles Chanteperdrix
2008-06-16  8:44               ` Sebastian Smolorz
2008-06-16  9:13                 ` Philippe Gerum

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