diff options
| author | Jens Axboe <jaxboe@fusionio.com> | 2011-03-10 10:58:35 +0300 |
|---|---|---|
| committer | Jens Axboe <jaxboe@fusionio.com> | 2011-03-10 10:58:35 +0300 |
| commit | 4c63f5646e405b5010cc9499419060bf2e838f5b (patch) | |
| tree | df91ba315032c8ec4aafeb3ab96fdfa7c6c656e1 /drivers/block/umem.c | |
| parent | cafb0bfca1a73efd6d8a4a6a6a716e6134b96c24 (diff) | |
| parent | 69d60eb96ae8a73cf9b79cf28051caf973006011 (diff) | |
| download | linux-4c63f5646e405b5010cc9499419060bf2e838f5b.tar.xz | |
Merge branch 'for-2.6.39/stack-plug' into for-2.6.39/core
Conflicts:
block/blk-core.c
block/blk-flush.c
drivers/md/raid1.c
drivers/md/raid10.c
drivers/md/raid5.c
fs/nilfs2/btnode.c
fs/nilfs2/mdt.c
Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
Diffstat (limited to 'drivers/block/umem.c')
| -rw-r--r-- | drivers/block/umem.c | 16 |
1 files changed, 1 insertions, 15 deletions
diff --git a/drivers/block/umem.c b/drivers/block/umem.c index 9b102abe209c..031ca720d926 100644 --- a/drivers/block/umem.c +++ b/drivers/block/umem.c @@ -241,8 +241,7 @@ static void dump_dmastat(struct cardinfo *card, unsigned int dmastat) * * Whenever IO on the active page completes, the Ready page is activated * and the ex-Active page is clean out and made Ready. - * Otherwise the Ready page is only activated when it becomes full, or - * when mm_unplug_device is called via the unplug_io_fn. + * Otherwise the Ready page is only activated when it becomes full. * * If a request arrives while both pages a full, it is queued, and b_rdev is * overloaded to record whether it was a read or a write. @@ -333,17 +332,6 @@ static inline void reset_page(struct mm_page *page) page->biotail = &page->bio; } -static void mm_unplug_device(struct request_queue *q) -{ - struct cardinfo *card = q->queuedata; - unsigned long flags; - - spin_lock_irqsave(&card->lock, flags); - if (blk_remove_plug(q)) - activate(card); - spin_unlock_irqrestore(&card->lock, flags); -} - /* * If there is room on Ready page, take * one bh off list and add it. @@ -535,7 +523,6 @@ static int mm_make_request(struct request_queue *q, struct bio *bio) *card->biotail = bio; bio->bi_next = NULL; card->biotail = &bio->bi_next; - blk_plug_device(q); spin_unlock_irq(&card->lock); return 0; @@ -897,7 +884,6 @@ static int __devinit mm_pci_probe(struct pci_dev *dev, blk_queue_make_request(card->queue, mm_make_request); card->queue->queue_lock = &card->lock; card->queue->queuedata = card; - card->queue->unplug_fn = mm_unplug_device; tasklet_init(&card->tasklet, process_page, (unsigned long)card); |