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authorJens Axboe <jens.axboe@oracle.com>2007-10-16 11:05:02 +0200
committerJens Axboe <jens.axboe@oracle.com>2007-10-16 11:05:02 +0200
commitfd5d806266935179deda1502101624832eacd01f (patch)
treeb0d01c2ed7d754f2a6daef6c77d108a81d8a470e /drivers/block
parentbf2de6f5a4faf0197268f18d08969b003b87b6e8 (diff)
downloadop-kernel-dev-fd5d806266935179deda1502101624832eacd01f.zip
op-kernel-dev-fd5d806266935179deda1502101624832eacd01f.tar.gz
block: convert blkdev_issue_flush() to use empty barriers
Then we can get rid of ->issue_flush_fn() and all the driver private implementations of that. Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'drivers/block')
-rw-r--r--drivers/block/ps3disk.c21
1 files changed, 0 insertions, 21 deletions
diff --git a/drivers/block/ps3disk.c b/drivers/block/ps3disk.c
index 06d0552..e354bfc 100644
--- a/drivers/block/ps3disk.c
+++ b/drivers/block/ps3disk.c
@@ -414,26 +414,6 @@ static void ps3disk_prepare_flush(struct request_queue *q, struct request *req)
req->cmd_type = REQ_TYPE_FLUSH;
}
-static int ps3disk_issue_flush(struct request_queue *q, struct gendisk *gendisk,
- sector_t *sector)
-{
- struct ps3_storage_device *dev = q->queuedata;
- struct request *req;
- int res;
-
- dev_dbg(&dev->sbd.core, "%s:%u\n", __func__, __LINE__);
-
- req = blk_get_request(q, WRITE, __GFP_WAIT);
- ps3disk_prepare_flush(q, req);
- res = blk_execute_rq(q, gendisk, req, 0);
- if (res)
- dev_err(&dev->sbd.core, "%s:%u: flush request failed %d\n",
- __func__, __LINE__, res);
- blk_put_request(req);
- return res;
-}
-
-
static unsigned long ps3disk_mask;
static DEFINE_MUTEX(ps3disk_mask_mutex);
@@ -506,7 +486,6 @@ static int __devinit ps3disk_probe(struct ps3_system_bus_device *_dev)
blk_queue_dma_alignment(queue, dev->blk_size-1);
blk_queue_hardsect_size(queue, dev->blk_size);
- blk_queue_issue_flush_fn(queue, ps3disk_issue_flush);
blk_queue_ordered(queue, QUEUE_ORDERED_DRAIN_FLUSH,
ps3disk_prepare_flush);
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