From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from zeniv.linux.org.uk ([195.92.253.2]:51166 "EHLO ZenIV.linux.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1759329AbcIWTCF (ORCPT ); Fri, 23 Sep 2016 15:02:05 -0400 Date: Fri, 23 Sep 2016 20:02:03 +0100 From: Al Viro To: Linus Torvalds Cc: Dave Chinner , CAI Qian , linux-xfs , xfs@oss.sgi.com, Jens Axboe , Nick Piggin , linux-fsdevel@vger.kernel.org Subject: [PATCH 02/11] splice_to_pipe(): don't open-code wakeup_pipe_readers() Message-ID: <20160923190203.GZ2356@ZenIV.linux.org.uk> References: <20160909023452.GO2356@ZenIV.linux.org.uk> <20160909221945.GQ2356@ZenIV.linux.org.uk> <20160914031648.GB2356@ZenIV.linux.org.uk> <20160914042559.GC2356@ZenIV.linux.org.uk> <20160917082007.GA6489@ZenIV.linux.org.uk> <20160917190023.GA8039@ZenIV.linux.org.uk> <20160923190032.GA25771@ZenIV.linux.org.uk> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20160923190032.GA25771@ZenIV.linux.org.uk> Sender: linux-fsdevel-owner@vger.kernel.org List-ID: Signed-off-by: Al Viro --- fs/splice.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) diff --git a/fs/splice.c b/fs/splice.c index dd9bf7e..36e9353 100644 --- a/fs/splice.c +++ b/fs/splice.c @@ -242,10 +242,7 @@ ssize_t splice_to_pipe(struct pipe_inode_info *pipe, } if (do_wakeup) { - smp_mb(); - if (waitqueue_active(&pipe->wait)) - wake_up_interruptible_sync(&pipe->wait); - kill_fasync(&pipe->fasync_readers, SIGIO, POLL_IN); + wakeup_pipe_readers(pipe); do_wakeup = 0; } -- 2.9.3