From patchwork Wed May 1 11:53:36 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Stefan_B=C3=BChler?= X-Patchwork-Id: 10925029 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 74FFD17E6 for ; Wed, 1 May 2019 11:53:40 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 649FB28B15 for ; Wed, 1 May 2019 11:53:40 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 5903428C83; Wed, 1 May 2019 11:53:40 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00,DKIM_ADSP_ALL, DKIM_INVALID,DKIM_SIGNED,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI autolearn=unavailable version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 1A38328C31 for ; Wed, 1 May 2019 11:53:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726387AbfEALxi (ORCPT ); Wed, 1 May 2019 07:53:38 -0400 Received: from mail.stbuehler.de ([5.9.32.208]:59086 "EHLO mail.stbuehler.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726040AbfEALxi (ORCPT ); Wed, 1 May 2019 07:53:38 -0400 Received: from chromobil.fritz.box (unknown [IPv6:2a02:8070:a29c:5000:823f:5dff:fe0f:b5b6]) by mail.stbuehler.de (Postfix) with ESMTPSA id DD74FC02FF6; Wed, 1 May 2019 11:53:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=stbuehler.de; s=stbuehler1; t=1556711617; bh=IYMZSjCA6MPuaupKglfpjZ78VHU8AAfUySvLCkhkGuQ=; h=From:To:Subject:Date:From; b=rxPi7UY3VjIiAO2T3mmkiFDkaSkmJV+W5e3AkhLTOjOy0ym9EyJjyGdS21SyrWasa IGySWvAL2uF0F3r2tzqP6TnyebvQfSQIkxHNyEncbZ8hSipeX0adsYCBZIETZZfOoB Hj41O6bPdyDPQ9otM9Udun4Od6OCbVSsx1P/FF/Q= From: =?utf-8?q?Stefan_B=C3=BChler?= To: Jens Axboe , linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org Subject: [PATCH v1 1/1] [io_uring] req->error only used for iopoll Date: Wed, 1 May 2019 13:53:36 +0200 Message-Id: <20190501115336.13438-1-source@stbuehler.de> X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 Sender: linux-fsdevel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP No need to set it in io_poll_add; io_poll_complete doesn't use it to set the result in the CQE. Signed-off-by: Stefan Bühler --- fs/io_uring.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/fs/io_uring.c b/fs/io_uring.c index 6a480f04b0f3..44eb01188838 100644 --- a/fs/io_uring.c +++ b/fs/io_uring.c @@ -328,7 +328,7 @@ struct io_kiocb { #define REQ_F_SEQ_PREV 8 /* sequential with previous */ #define REQ_F_PREPPED 16 /* prep already done */ u64 user_data; - u64 error; + u64 error; /* iopoll result from callback */ struct work_struct work; }; @@ -1426,7 +1426,6 @@ static int io_poll_add(struct io_kiocb *req, const struct io_uring_sqe *sqe) spin_unlock(&poll->head->lock); } if (mask) { /* no async, we'd stolen it */ - req->error = mangle_poll(mask); ipt.error = 0; io_poll_complete(ctx, req, mask); }