[PATCH] blk: unplug later

get_request_wait needn't unplug the device immediately.

Signed-off-by: Nick Piggin <[email protected]>
Cc: Jens Axboe <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
Nick Piggin 2005-06-23 00:08:54 -07:00 • committed by Linus Torvalds
commit bdd646a446

View file

@ -1969,7 +1969,6 @@ static struct request *get_request_wait(request_queue_t *q, int rw)
DEFINE_WAIT(wait);
struct request *rq;
generic_unplug_device(q);
do {
struct request_list *rl = &q->rq;
@ -1981,6 +1980,7 @@ static struct request *get_request_wait(request_queue_t *q, int rw)
if (!rq) {
struct io_context *ioc;
generic_unplug_device(q);
io_schedule();
/*