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Merge branch 'master' into for-2.6.35

Browse source 
Conflicts:
	block/blk-cgroup.c
	block/cfq-iosched.c

Signed-off-by: Jens Axboe <[email protected]>
This commit is contained in:
Jens Axboe 2010-04-13 20:03:21 +02:00
commit 4facdaec1c
4562 changed files with 26269 additions and 5537 deletions
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13
block/cfq-iosched.c
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@ -7,6 +7,7 @@
* Copyright (C) 2003 Jens Axboe <axboe@kernel.dk>
*/
#include <linux/module.h>
#include <linux/slab.h>
#include <linux/blkdev.h>
#include <linux/elevator.h>
#include <linux/jiffies.h>
@ -945,6 +946,11 @@ cfq_find_alloc_cfqg(struct cfq_data *cfqd, struct cgroup *cgroup, int create)
unsigned int major, minor;
cfqg = cfqg_of_blkg(blkiocg_lookup_group(blkcg, key));
if (cfqg && !cfqg->blkg.dev && bdi->dev && dev_name(bdi->dev)) {
sscanf(dev_name(bdi->dev), "%u:%u", &major, &minor);
cfqg->blkg.dev = MKDEV(major, minor);
goto done;
}
if (cfqg || !create)
goto done;
@ -2224,10 +2230,13 @@ static int cfq_forced_dispatch(struct cfq_data *cfqd)
struct cfq_queue *cfqq;
int dispatched = 0;
while ((cfqq = cfq_get_next_queue_forced(cfqd)) != NULL)
/* Expire the timeslice of the current active queue first */
cfq_slice_expired(cfqd, 0);
while ((cfqq = cfq_get_next_queue_forced(cfqd)) != NULL) {
__cfq_set_active_queue(cfqd, cfqq);
dispatched += __cfq_forced_dispatch_cfqq(cfqq);
}
cfq_slice_expired(cfqd, 0, true);
BUG_ON(cfqd->busy_queues);
cfq_log(cfqd, "forced_dispatch=%d", dispatched);