Commit 613eeb60 authored by Jens Axboe's avatar Jens Axboe
Browse files

io-wq: don't ask for a new worker if we're exiting 



If we're in the process of shutting down the async context, then don't
create new workers if we already have at least the fixed one.

Signed-off-by: default avatarJens Axboe <axboe@kernel.dk>
parent fb3a1f6c

fs/io-wq.c

+2 −0
Original line number Diff line number Diff line
@@ -673,6 +673,8 @@ static inline bool io_wqe_need_worker(struct io_wqe *wqe, int index) 
{

	struct io_wqe_acct *acct = &wqe->acct[index];



	if (acct->nr_workers && test_bit(IO_WQ_BIT_EXIT, &wqe->wq->state))

		return false;

	/* if we have available workers or no work, no need */

	if (!hlist_nulls_empty(&wqe->free_list) || !io_wqe_run_queue(wqe))

		return false;