Otherwise we risk sleeping with the pipe locked for indeterminate lengths of time. Signed-off-by: Ahelenia Ziemiańska <nabijaczleweli@xxxxxxxxxxxxxxxxxx> --- fs/splice.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/fs/splice.c b/fs/splice.c index 81788bf7daa1..d5885032f9a8 100644 --- a/fs/splice.c +++ b/fs/splice.c @@ -869,13 +869,11 @@ ssize_t splice_to_socket(struct pipe_inode_info *pipe, struct file *out, if (!bc) break; - msg.msg_flags = MSG_SPLICE_PAGES; + msg.msg_flags = MSG_SPLICE_PAGES | MSG_DONTWAIT; if (flags & SPLICE_F_MORE) msg.msg_flags |= MSG_MORE; if (remain && pipe_occupancy(pipe->head, tail) > 0) msg.msg_flags |= MSG_MORE; - if (out->f_flags & O_NONBLOCK) - msg.msg_flags |= MSG_DONTWAIT; iov_iter_bvec(&msg.msg_iter, ITER_SOURCE, bvec, bc, len - remain); -- 2.39.2
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