The patch titled
Make usb-autosuspend timer 1 sec jiffy aligned
has been added to the -mm tree. Its filename is
make-usb-autosuspend-timer-1-sec-jiffy-aligned.patch
*** Remember to use Documentation/SubmitChecklist when testing your code ***
See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this
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Subject: Make usb-autosuspend timer 1 sec jiffy aligned
From: Venki Pallipadi <venkatesh.pallipadi@xxxxxxxxx>
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@xxxxxxxxx>
Cc: Greg KH <greg@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/usb/core/driver.c | 2 +-
1 files changed, 1 insertion(+), 1 deletion(-)
diff -puN drivers/usb/core/driver.c~make-usb-autosuspend-timer-1-sec-jiffy-aligned drivers/usb/core/driver.c
--- a/drivers/usb/core/driver.c~make-usb-autosuspend-timer-1-sec-jiffy-aligned
+++ a/drivers/usb/core/driver.c
@@ -982,7 +982,7 @@ static int autosuspend_check(struct usb_
* or for the past.
*/
queue_delayed_work(ksuspend_usb_wq, &udev->autosuspend,
- suspend_time - jiffies);
+ round_jiffies_relative(suspend_time - jiffies));
}
return -EAGAIN;
}
_
Patches currently in -mm which might be from venkatesh.pallipadi@xxxxxxxxx are
make-usb-autosuspend-timer-1-sec-jiffy-aligned.patch
make-mce-polling-timers-1-sec-jiffy-aligned.patch
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