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| author | Jens Axboe <jens.axboe@oracle.com> | 2009-11-03 22:21:35 +0300 |
|---|---|---|
| committer | Jens Axboe <jens.axboe@oracle.com> | 2009-11-03 22:21:35 +0300 |
| commit | e6ec4fe24572ee265723d895ec4159e5559c8266 (patch) | |
| tree | cf61a73b2e50d695579cffe4226d41da5c889f8f /block/cfq-iosched.c | |
| parent | 8c4db3355b0fcc9ad77431f15b955efa0645b5d0 (diff) | |
| download | linux-e6ec4fe24572ee265723d895ec4159e5559c8266.tar.xz | |
cfq-iosched: fix bad return value cfq_should_preempt()
Commit a6151c3a5c8e1ff5a28450bc8d6a99a2a0add0a7 inadvertently reversed
a preempt condition check, potentially causing a performance regression.
Make the meta check correct again.
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'block/cfq-iosched.c')
| -rw-r--r-- | block/cfq-iosched.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/block/cfq-iosched.c b/block/cfq-iosched.c index 069a61017c02..5802e322b7ad 100644 --- a/block/cfq-iosched.c +++ b/block/cfq-iosched.c @@ -2051,7 +2051,7 @@ cfq_should_preempt(struct cfq_data *cfqd, struct cfq_queue *new_cfqq, * it's a metadata request and the current queue is doing regular IO. */ if (rq_is_meta(rq) && !cfqq->meta_pending) - return false; + return true; /* * Allow an RT request to pre-empt an ongoing non-RT cfqq timeslice. |