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| author | Jens Axboe <jaxboe@fusionio.com> | 2011-04-12 10:30:53 +0200 |
|---|---|---|
| committer | Jens Axboe <jaxboe@fusionio.com> | 2011-04-12 10:30:53 +0200 |
| commit | cf82c798394cd443eed7d91f998b79a63f341e91 (patch) | |
| tree | 7ec33967528f4106dbbe32dad5e823c2c299b0a5 /block | |
| parent | block: readd plug trace event (diff) | |
| download | linux-cf82c798394cd443eed7d91f998b79a63f341e91.tar.xz linux-cf82c798394cd443eed7d91f998b79a63f341e91.zip | |
block: kill queue_sync_plugs()
The original use for this dates back to when we had to track write
requests for serializing around barriers. That's not needed anymore,
so kill it.
Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
Diffstat (limited to 'block')
| -rw-r--r-- | block/blk-core.c | 14 |
1 files changed, 0 insertions, 14 deletions
diff --git a/block/blk-core.c b/block/blk-core.c index 52e756c526be..c6eaa1f56466 100644 --- a/block/blk-core.c +++ b/block/blk-core.c @@ -198,19 +198,6 @@ void blk_dump_rq_flags(struct request *rq, char *msg) } EXPORT_SYMBOL(blk_dump_rq_flags); -/* - * Make sure that plugs that were pending when this function was entered, - * are now complete and requests pushed to the queue. -*/ -static inline void queue_sync_plugs(struct request_queue *q) -{ - /* - * If the current process is plugged and has barriers submitted, - * we will livelock if we don't unplug first. - */ - blk_flush_plug(current); -} - static void blk_delay_work(struct work_struct *work) { struct request_queue *q; @@ -298,7 +285,6 @@ void blk_sync_queue(struct request_queue *q) { del_timer_sync(&q->timeout); cancel_delayed_work_sync(&q->delay_work); - queue_sync_plugs(q); } EXPORT_SYMBOL(blk_sync_queue); |