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authorChristoph Hellwig <hch@lst.de>2014-09-13 16:40:13 -0700
committerJens Axboe <axboe@fb.com>2014-09-22 12:00:07 -0600
commit0152fb6b57c4fae769ee75ea2ae670f4ff39fba9 (patch)
treef59f4c6703c1914bc65607f21ae8c868b995f245 /block
parent46f92d42ee37e10970e33891b7b61a342bd97aeb (diff)
downloadblackbird-op-linux-0152fb6b57c4fae769ee75ea2ae670f4ff39fba9.tar.gz
blackbird-op-linux-0152fb6b57c4fae769ee75ea2ae670f4ff39fba9.zip
blk-mq: pass a reserved argument to the timeout handler
Allow blk-mq to pass an argument to the timeout handler to indicate if we're timing out a reserved or regular command. For many drivers those need to be handled different. Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'block')
-rw-r--r--block/blk-mq.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/block/blk-mq.c b/block/blk-mq.c
index 298d6e360661..d12f1983d493 100644
--- a/block/blk-mq.c
+++ b/block/blk-mq.c
@@ -530,7 +530,7 @@ struct blk_mq_timeout_data {
unsigned int next_set;
};
-static void blk_mq_rq_timed_out(struct request *req)
+static void blk_mq_rq_timed_out(struct request *req, bool reserved)
{
struct blk_mq_ops *ops = req->q->mq_ops;
enum blk_eh_timer_return ret = BLK_EH_RESET_TIMER;
@@ -548,7 +548,7 @@ static void blk_mq_rq_timed_out(struct request *req)
return;
if (ops->timeout)
- ret = ops->timeout(req);
+ ret = ops->timeout(req, reserved);
switch (ret) {
case BLK_EH_HANDLED:
@@ -576,7 +576,7 @@ static void blk_mq_check_expired(struct blk_mq_hw_ctx *hctx,
if (time_after_eq(jiffies, rq->deadline)) {
if (!blk_mark_rq_complete(rq))
- blk_mq_rq_timed_out(rq);
+ blk_mq_rq_timed_out(rq, reserved);
} else if (!data->next_set || time_after(data->next, rq->deadline)) {
data->next = rq->deadline;
data->next_set = 1;
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