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| author | Mike Christie <mchristi@redhat.com> | 2016-06-05 14:32:23 -0500 |
|---|---|---|
| committer | Jens Axboe <axboe@fb.com> | 2016-06-07 13:41:38 -0600 |
| commit | 3a5e02ced11e22ecd9da3d6710afe15bcfee1d10 (patch) | |
| tree | 78f6d1a737b01b559b61310b9355f1f7ecfdd54c /arch/um | |
| parent | 4e1b2d52a80d79296a5d899d73249748dea71a53 (diff) | |
| download | linux-stable-3a5e02ced11e22ecd9da3d6710afe15bcfee1d10.tar.gz linux-stable-3a5e02ced11e22ecd9da3d6710afe15bcfee1d10.tar.bz2 linux-stable-3a5e02ced11e22ecd9da3d6710afe15bcfee1d10.zip | |
block, drivers: add REQ_OP_FLUSH operation
This adds a REQ_OP_FLUSH operation that is sent to request_fn
based drivers by the block layer's flush code, instead of
sending requests with the request->cmd_flags REQ_FLUSH bit set.
Signed-off-by: Mike Christie <mchristi@redhat.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'arch/um')
| -rw-r--r-- | arch/um/drivers/ubd_kern.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/um/drivers/ubd_kern.c b/arch/um/drivers/ubd_kern.c index 17e96dc29596..ef6b4d960bad 100644 --- a/arch/um/drivers/ubd_kern.c +++ b/arch/um/drivers/ubd_kern.c @@ -1286,7 +1286,7 @@ static void do_ubd_request(struct request_queue *q) req = dev->request; - if (req->cmd_flags & REQ_FLUSH) { + if (req_op(req) == REQ_OP_FLUSH) { io_req = kmalloc(sizeof(struct io_thread_req), GFP_ATOMIC); if (io_req == NULL) { |