On 05/23/2018 02:19 PM, Christoph Hellwig wrote:
By completing the request entirely in the driver we can remove the
BLK_EH_HANDLED return value and thus the split responsibility between the
driver and the block layer that has been causing trouble.
Signed-off-by: Christoph Hellwig <[email protected]>
---
drivers/block/nbd.c | 7 ++++---
1 file changed, 4 insertions(+), 3 deletions(-)
diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c
index 09d9959287fe..30a851b8a99c 100644
--- a/drivers/block/nbd.c
+++ b/drivers/block/nbd.c
@@ -300,7 +300,7 @@ static enum blk_eh_timer_return nbd_xmit_timeout(struct
request *req,
if (!refcount_inc_not_zero(&nbd->config_refs)) {
cmd->status = BLK_STS_TIMEOUT;
- return BLK_EH_HANDLED;
+ goto done;
}
config = nbd->config;
@@ -338,8 +338,9 @@ static enum blk_eh_timer_return nbd_xmit_timeout(struct request *req,
cmd->status = BLK_STS_IOERR;
sock_shutdown(nbd);
nbd_config_put(nbd);
-
- return BLK_EH_HANDLED;
+done:
+ blk_mq_complete_request(req);
+ return BLK_EH_DONE;
}
/*
Again, some testcase would be nice ...
Reviewed-by: Hannes Reinecke <[email protected]>
Cheers,
Hannes
