io_uring-6.0-2022-09-23

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Merge tag 'io_uring-6.0-2022-09-23' of git://git.kernel.dk/linux

Pull io_uring fix from Jens Axboe:
 "Just a single fix for an issue with un-reaped IOPOLL requests on ring
  exit"

* tag 'io_uring-6.0-2022-09-23' of git://git.kernel.dk/linux:
  io_uring: ensure that cached task references are always put on exit
This commit is contained in:
Linus Torvalds 2022-09-24 08:27:08 -07:00
commit 3db61221f4

View File

@ -2648,6 +2648,9 @@ static __cold void io_ring_ctx_wait_and_kill(struct io_ring_ctx *ctx)
io_kill_timeouts(ctx, NULL, true);
/* if we failed setting up the ctx, we might not have any rings */
io_iopoll_try_reap_events(ctx);
/* drop cached put refs after potentially doing completions */
if (current->io_uring)
io_uring_drop_tctx_refs(current);
}
INIT_WORK(&ctx->exit_work, io_ring_exit_work);