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| author | Jens Axboe <axboe@kernel.dk> | 2021-02-26 09:52:02 -0700 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2021-03-04 06:32:53 -0700 |
| commit | 613eeb600e3e636a1d3b3711dddaf2b134d5a32c (patch) | |
| tree | 5d8ab227be83213d56d457b392f9c9539e8d8fad | |
| parent | fb3a1f6c745ccd896afadf6e2d6f073e871d38ba (diff) | |
| download | linux-613eeb600e3e636a1d3b3711dddaf2b134d5a32c.tar.gz | |
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: Jens Axboe <axboe@kernel.dk>
| -rw-r--r-- | fs/io-wq.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/io-wq.c b/fs/io-wq.c index 1d01edada8aab4..2f9d7ee12ee1a3 100644 --- a/fs/io-wq.c +++ b/fs/io-wq.c @@ -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; |