block: remove BLK_EH_HANDLED

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Christoph Hellwig 2018-05-29 15:52:37 +02:00 committed by Jens Axboe
parent adb2b769d4
commit f6e7d48a78
4 changed files with 0 additions and 19 deletions

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@ -82,17 +82,6 @@ function
1. invokes optional hostt->eh_timed_out() callback. Return value can
be one of
- BLK_EH_HANDLED
This indicates that eh_timed_out() dealt with the timeout.
The command is passed back to the block layer and completed
via __blk_complete_requests().
*NOTE* After returning BLK_EH_HANDLED the SCSI layer is
assumed to be finished with the command, and no other
functions from the SCSI layer will be called. So this
should typically only be returned if the eh_timed_out()
handler raced with normal completion.
- BLK_EH_RESET_TIMER
This indicates that more time is required to finish the
command. Timer is restarted. This action is counted as a

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@ -777,10 +777,6 @@ static void blk_mq_rq_timed_out(struct request *req, bool reserved)
ret = ops->timeout(req, reserved);
switch (ret) {
case BLK_EH_HANDLED:
if (blk_mq_rq_state(req) == MQ_RQ_IN_FLIGHT)
__blk_mq_complete_request(req);
break;
case BLK_EH_RESET_TIMER:
blk_add_timer(req);
break;

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@ -86,9 +86,6 @@ static void blk_rq_timed_out(struct request *req)
if (q->rq_timed_out_fn)
ret = q->rq_timed_out_fn(req);
switch (ret) {
case BLK_EH_HANDLED:
__blk_complete_request(req);
break;
case BLK_EH_RESET_TIMER:
blk_add_timer(req);
blk_clear_rq_complete(req);

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@ -327,7 +327,6 @@ typedef void (exit_rq_fn)(struct request_queue *, struct request *);
enum blk_eh_timer_return {
BLK_EH_DONE,
BLK_EH_HANDLED,
BLK_EH_RESET_TIMER,
};