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From: Venki Pallipadi <venkatesh.pallipadi@intel.com>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: linux-kernel <linux-kernel@vger.kernel.org>
Subject: [PATCH 1/4] Make usb-autosuspend timer 1 sec jiffy aligned
Date: Tue, 29 May 2007 10:58:21 -0700	[thread overview]
Message-ID: <20070529175821.GA5411@linux-os.sc.intel.com> (raw)



Below are a bunch of random timers, that were active on my system,
that can better be round_jiffies() aligned.

I guess we need a audit of all timer usages atleast in kernel-core.

This patch:

Make usb autosuspend timers 1sec jiffy aligned.

Signed-off-by: Venkatesh Pallipadi <venkatesh.pallipadi@intel.com>

Index: linux-2.6.22-rc-mm/drivers/usb/core/driver.c
===================================================================
--- linux-2.6.22-rc-mm.orig/drivers/usb/core/driver.c	2007-05-24 11:16:00.000000000 -0700
+++ linux-2.6.22-rc-mm/drivers/usb/core/driver.c	2007-05-25 10:00:50.000000000 -0700
@@ -974,7 +974,7 @@
 			 * or for the past.
 			 */
 			queue_delayed_work(ksuspend_usb_wq, &udev->autosuspend,
-					suspend_time - jiffies);
+				round_jiffies_relative(suspend_time - jiffies));
 			}
 		return -EAGAIN;
 	}

             reply	other threads:[~2007-05-29 18:01 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-05-29 17:58 Venki Pallipadi [this message]
2007-05-29 18:22 ` [PATCH 1/4] Make usb-autosuspend timer 1 sec jiffy aligned Randy Dunlap
2007-05-29 18:52   ` Venki Pallipadi

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