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authorJens Axboe <jaxboe@fusionio.com>2011-03-10 08:52:07 +0100
committerJens Axboe <jaxboe@fusionio.com>2011-03-10 08:52:07 +0100
commit7eaceaccab5f40bbfda044629a6298616aeaed50 (patch)
tree33954d12f63e25a47eb6d86ef3d3d0a5e62bf752 /drivers/block/loop.c
parent73c101011926c5832e6e141682180c4debe2cf45 (diff)
block: remove per-queue plugging
Code has been converted over to the new explicit on-stack plugging, and delay users have been converted to use the new API for that. So lets kill off the old plugging along with aops->sync_page(). Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
Diffstat (limited to 'drivers/block/loop.c')
-rw-r--r--drivers/block/loop.c13
1 files changed, 0 insertions, 13 deletions
diff --git a/drivers/block/loop.c b/drivers/block/loop.c
index 49e6a545eb63..01b8e4a87c9f 100644
--- a/drivers/block/loop.c
+++ b/drivers/block/loop.c
@@ -541,17 +541,6 @@ out:
return 0;
}
-/*
- * kick off io on the underlying address space
- */
-static void loop_unplug(struct request_queue *q)
-{
- struct loop_device *lo = q->queuedata;
-
- queue_flag_clear_unlocked(QUEUE_FLAG_PLUGGED, q);
- blk_run_address_space(lo->lo_backing_file->f_mapping);
-}
-
struct switch_request {
struct file *file;
struct completion wait;
@@ -918,7 +907,6 @@ static int loop_set_fd(struct loop_device *lo, fmode_t mode,
*/
blk_queue_make_request(lo->lo_queue, loop_make_request);
lo->lo_queue->queuedata = lo;
- lo->lo_queue->unplug_fn = loop_unplug;
if (!(lo_flags & LO_FLAGS_READ_ONLY) && file->f_op->fsync)
blk_queue_flush(lo->lo_queue, REQ_FLUSH);
@@ -1020,7 +1008,6 @@ static int loop_clr_fd(struct loop_device *lo, struct block_device *bdev)
kthread_stop(lo->lo_thread);
- lo->lo_queue->unplug_fn = NULL;
lo->lo_backing_file = NULL;
loop_release_xfer(lo);