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-rw-r--r--fs/io_uring.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/fs/io_uring.c b/fs/io_uring.c
index 8f2a66903f5a..7167c61c6d1b 100644
--- a/fs/io_uring.c
+++ b/fs/io_uring.c
@@ -2356,11 +2356,15 @@ static int io_iopoll_check(struct io_ring_ctx *ctx, long min)
* very same mutex.
*/
if (list_empty(&ctx->iopoll_list)) {
+ u32 tail = ctx->cached_cq_tail;
+
mutex_unlock(&ctx->uring_lock);
io_run_task_work();
mutex_lock(&ctx->uring_lock);
- if (list_empty(&ctx->iopoll_list))
+ /* some requests don't go through iopoll_list */
+ if (tail != ctx->cached_cq_tail ||
+ list_empty(&ctx->iopoll_list))
break;
}
ret = io_do_iopoll(ctx, &nr_events, min);