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authorVenki Pallipadi <venkatesh.pallipadi@intel.com>2007-07-09 15:03:06 -0400
committerGreg Kroah-Hartman <gregkh@suse.de>2007-07-12 19:34:40 -0400
commit8d6d5fd05088c023bb8b22a4bd0067c21f9c5f18 (patch)
treecb1c81040e60a32dcb9a4cf77f490487563d723c /drivers/usb
parent8e80e753ea654ae0a66b33e404c0a517b34cb6e1 (diff)
USB: Make usb-autosuspend timer 1 sec jiffy aligned
Make usb autosuspend timers 1sec jiffy aligned. This helps to reduce the frequency at which the CPU must be taken out of a lower-power state. Signed-off-by: Venkatesh Pallipadi <venkatesh.pallipadi@intel.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/usb')
-rw-r--r--drivers/usb/core/driver.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/usb/core/driver.c b/drivers/usb/core/driver.c
index a3aed8d87ddc..73c49362cd47 100644
--- a/drivers/usb/core/driver.c
+++ b/drivers/usb/core/driver.c
@@ -1010,7 +1010,7 @@ static int autosuspend_check(struct usb_device *udev)
1010 * or for the past. 1010 * or for the past.
1011 */ 1011 */
1012 queue_delayed_work(ksuspend_usb_wq, &udev->autosuspend, 1012 queue_delayed_work(ksuspend_usb_wq, &udev->autosuspend,
1013 suspend_time - jiffies); 1013 round_jiffies_relative(suspend_time - jiffies));
1014 } 1014 }
1015 return -EAGAIN; 1015 return -EAGAIN;
1016 } 1016 }