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| author | David S. Miller <davem@davemloft.net> | 2012-03-18 23:29:41 -0400 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2012-03-18 23:29:41 -0400 |
| commit | 4da0bd736552e6377b407b3c3d3ae518ebbdd269 (patch) | |
| tree | f0da9f843b8033565c3ca4103fccb17a60688326 /block/cfq-iosched.c | |
| parent | 81a430ac1b88b0702c57d2513e247317e810e04d (diff) | |
| parent | c16fa4f2ad19908a47c63d8fa436a1178438c7e7 (diff) | |
| download | linux-4da0bd736552e6377b407b3c3d3ae518ebbdd269.tar.bz2 | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Diffstat (limited to 'block/cfq-iosched.c')
| -rw-r--r-- | block/cfq-iosched.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/block/cfq-iosched.c b/block/cfq-iosched.c index d0ba50533668..457295253566 100644 --- a/block/cfq-iosched.c +++ b/block/cfq-iosched.c @@ -3470,20 +3470,20 @@ cfq_set_request(struct request_queue *q, struct request *rq, gfp_t gfp_mask) const int rw = rq_data_dir(rq); const bool is_sync = rq_is_sync(rq); struct cfq_queue *cfqq; + unsigned int changed; might_sleep_if(gfp_mask & __GFP_WAIT); spin_lock_irq(q->queue_lock); /* handle changed notifications */ - if (unlikely(cic->icq.changed)) { - if (test_and_clear_bit(ICQ_IOPRIO_CHANGED, &cic->icq.changed)) - changed_ioprio(cic); + changed = icq_get_changed(&cic->icq); + if (unlikely(changed & ICQ_IOPRIO_CHANGED)) + changed_ioprio(cic); #ifdef CONFIG_CFQ_GROUP_IOSCHED - if (test_and_clear_bit(ICQ_CGROUP_CHANGED, &cic->icq.changed)) - changed_cgroup(cic); + if (unlikely(changed & ICQ_CGROUP_CHANGED)) + changed_cgroup(cic); #endif - } new_queue: cfqq = cic_to_cfqq(cic, is_sync); |