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Add UNPLUG traces to all appropriate places

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Added blk_unplug interface, allowing all invocations of unplugs to result
in a generated blktrace UNPLUG.

Signed-off-by: Alan D. Brunelle <Alan.Brunelle@hp.com>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
This commit is contained in:
Alan D. Brunelle
2007-11-07 14:26:56 -05:00
committed by Jens Axboe
parent d85532ed28
commit 2ad8b1ef11
11 changed files with 26 additions and 27 deletions
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3
drivers/md/linear.c
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@@ -87,8 +87,7 @@ static void linear_unplug(struct request_queue *q)
for (i=0; i < mddev->raid_disks; i++) {
struct request_queue *r_queue = bdev_get_queue(conf->disks[i].rdev->bdev);
if (r_queue->unplug_fn)
r_queue->unplug_fn(r_queue);
blk_unplug(r_queue);
}
}