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-rw-r--r--io_uring/io_uring.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/io_uring/io_uring.c b/io_uring/io_uring.c
index fab581a31dc1..acf6d9680d76 100644
--- a/io_uring/io_uring.c
+++ b/io_uring/io_uring.c
@@ -1179,10 +1179,16 @@ static unsigned int handle_tw_list(struct llist_node *node,
/* if not contended, grab and improve batching */
*locked = mutex_trylock(&(*ctx)->uring_lock);
percpu_ref_get(&(*ctx)->refs);
- }
+ } else if (!*locked)
+ *locked = mutex_trylock(&(*ctx)->uring_lock);
req->io_task_work.func(req, locked);
node = next;
count++;
+ if (unlikely(need_resched())) {
+ ctx_flush_and_put(*ctx, locked);
+ *ctx = NULL;
+ cond_resched();
+ }
}
return count;