linux-kernel - [PATCH] fix the MCE poll timer logic

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Message-Id: <1338863702-9245-1-git-send-email-gong.chen@linux.intel.com>
Date:	Tue,  5 Jun 2012 10:35:02 +0800
From:	Chen Gong <gong.chen@...ux.intel.com>
To:	tony.luck@...el.com, tglx@...utronix.de
Cc:	bp@...64.org, x86@...nel.org, linux-kernel@...r.kernel.org,
	Chen Gong <gong.chen@...ux.intel.com>
Subject: [PATCH] fix the MCE poll timer logic

In commit 82f7af09 (x86/mce: Cleanup timer mess), Thomas just forgot
the "/ 2" there while cleaning up.

Signed-off-by: Chen Gong <gong.chen@...ux.intel.com>
---
 arch/x86/kernel/cpu/mcheck/mce.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/kernel/cpu/mcheck/mce.c b/arch/x86/kernel/cpu/mcheck/mce.c
index 0a687fd..a97f3c4 100644
--- a/arch/x86/kernel/cpu/mcheck/mce.c
+++ b/arch/x86/kernel/cpu/mcheck/mce.c
@@ -1274,7 +1274,7 @@ static void mce_timer_fn(unsigned long data)
 	 */
 	iv = __this_cpu_read(mce_next_interval);
 	if (mce_notify_irq())
-		iv = max(iv, (unsigned long) HZ/100);
+		iv = max(iv / 2, (unsigned long) HZ/100);
 	else
 		iv = min(iv * 2, round_jiffies_relative(check_interval * HZ));
 	__this_cpu_write(mce_next_interval, iv);
-- 
1.7.10

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