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-rw-r--r--fs/io_uring.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/fs/io_uring.c b/fs/io_uring.c
index 3130ed16456e..52e5764540e4 100644
--- a/fs/io_uring.c
+++ b/fs/io_uring.c
@@ -3286,10 +3286,19 @@ static int io_issue_sqe(struct io_kiocb *req, const struct io_uring_sqe *sqe,
return ret;
if (ctx->flags & IORING_SETUP_IOPOLL) {
+ const bool in_async = io_wq_current_is_worker();
+
if (req->result == -EAGAIN)
return -EAGAIN;
+ /* workqueue context doesn't hold uring_lock, grab it now */
+ if (in_async)
+ mutex_lock(&ctx->uring_lock);
+
io_iopoll_req_issued(req);
+
+ if (in_async)
+ mutex_unlock(&ctx->uring_lock);
}
return 0;