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| author | James Bottomley <jejb@sparkweed.localdomain> | 2006-09-23 21:03:52 -0500 |
|---|---|---|
| committer | James Bottomley <jejb@sparkweed.localdomain> | 2006-09-23 21:03:52 -0500 |
| commit | 1aedf2ccc60fade26c46fae12e28664d0da3f199 (patch) | |
| tree | d91083e3079f1ddb942a382ac2b5a7525570ad59 /block | |
| parent | dfdc58ba354adb80d67c99f7be84f95a8e02e466 (diff) | |
| parent | 1ab9dd0902df4f4ff56fbf672220549090ab28ba (diff) | |
| download | linux-1aedf2ccc60fade26c46fae12e28664d0da3f199.tar.bz2 | |
Merge mulgrave-w:git/linux-2.6
Conflicts:
include/linux/blkdev.h
Trivial merge to incorporate tag prototypes.
Diffstat (limited to 'block')
| -rw-r--r-- | block/ll_rw_blk.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/block/ll_rw_blk.c b/block/ll_rw_blk.c index 556a3d354eab..9c3a06bcb7ba 100644 --- a/block/ll_rw_blk.c +++ b/block/ll_rw_blk.c @@ -2801,6 +2801,18 @@ long blk_congestion_wait(int rw, long timeout) EXPORT_SYMBOL(blk_congestion_wait); +/** + * blk_congestion_end - wake up sleepers on a congestion queue + * @rw: READ or WRITE + */ +void blk_congestion_end(int rw) +{ + wait_queue_head_t *wqh = &congestion_wqh[rw]; + + if (waitqueue_active(wqh)) + wake_up(wqh); +} + /* * Has to be called with the request spinlock acquired */ |