From: Hiroshi Shimamoto <h-shimamoto@ct.jp.nec.com>
To: mingo@redhat.com
Cc: tglx@linutronix.de, hpa@zytor.com, linux-kernel@vger.kernel.org
Subject: [PATCH] x86_64: enable irq in default_idle
Date: Mon, 07 Jan 2008 13:23:27 -0800 [thread overview]
Message-ID: <4782984F.3050601@ct.jp.nec.com> (raw)
Hi Ingo,
I think local_irq_enable() is missing in default_idle() on x86_64.
It's for recent x86 tree.
From: Hiroshi Shimamoto <h-shimamoto@ct.jp.nec.com>
Subject: [PATCH] x86_64: enable irq in default_idle
local_irq_enable() is missing after sched_clock_idle_wakeup_event().
Signed-off-by: Hiroshi Shimamoto <h-shimamoto@ct.jp.nec.com>
---
arch/x86/kernel/process_64.c | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/arch/x86/kernel/process_64.c b/arch/x86/kernel/process_64.c
index c6ad1a0..93ce4f3 100644
--- a/arch/x86/kernel/process_64.c
+++ b/arch/x86/kernel/process_64.c
@@ -119,8 +119,8 @@ void default_idle(void)
t1 = ktime_get();
t1n = ktime_to_ns(t1);
sched_clock_idle_wakeup_event(t1n - t0n);
- } else
- local_irq_enable();
+ }
+ local_irq_enable();
current_thread_info()->status |= TS_POLLING;
}
--
1.5.3.6
next reply other threads:[~2008-01-07 21:23 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-01-07 21:23 Hiroshi Shimamoto [this message]
2008-01-08 8:04 ` [PATCH] x86_64: enable irq in default_idle Ingo Molnar
2008-01-08 17:16 ` Hiroshi Shimamoto
2008-01-08 22:12 ` Ingo Molnar
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