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-rw-r--r--fs/io_uring.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/io_uring.c b/fs/io_uring.c
index d7e49e87b49b..156c54ebb62b 100644
--- a/fs/io_uring.c
+++ b/fs/io_uring.c
@@ -6573,11 +6573,14 @@ static bool io_drain_req(struct io_kiocb *req)
}
/* Still need defer if there is pending req in defer list. */
+ spin_lock(&ctx->completion_lock);
if (likely(list_empty_careful(&ctx->defer_list) &&
!(req->flags & REQ_F_IO_DRAIN))) {
+ spin_unlock(&ctx->completion_lock);
ctx->drain_active = false;
return false;
}
+ spin_unlock(&ctx->completion_lock);
seq = io_get_sequence(req);
/* Still a chance to pass the sequence check */