From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.6 required=3.0 tests=DKIM_ADSP_ALL,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id BDA94C04AB3 for ; Sat, 11 May 2019 16:57:32 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 83D3A20850 for ; Sat, 11 May 2019 16:57:32 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=stbuehler.de header.i=@stbuehler.de header.b="MCpeJayE" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728674AbfEKQ5b (ORCPT ); Sat, 11 May 2019 12:57:31 -0400 Received: from mail.stbuehler.de ([5.9.32.208]:54232 "EHLO mail.stbuehler.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726775AbfEKQ5a (ORCPT ); Sat, 11 May 2019 12:57:30 -0400 Received: from chromobil.fritz.box (unknown [IPv6:2a02:8070:a29c:5000:823f:5dff:fe0f:b5b6]) by mail.stbuehler.de (Postfix) with ESMTPSA id 03623C030C3; Sat, 11 May 2019 16:57:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=stbuehler.de; s=stbuehler1; t=1557593849; bh=u5ZDNi+s7yZ4UvB+sA1PHHntIcDOLPWNW2D1Vl08doo=; h=From:To:Subject:Date:In-Reply-To:References:From; b=MCpeJayEpS4qKzxXEuDADy/+o5TFX6r5gO2MKltaTnCXyJcGl2vexaKbJPKoACuwP DkF29bNDkbx6XfpCoAMkuFcQZ6LsB4yYldngwuCph4HboQGAbP0Dh5PoqDWA1X4MoP QkUXPioHWQrtUnIMKoayzi4I/DTFJBxe1s2TIzfw= From: =?UTF-8?q?Stefan=20B=C3=BChler?= To: Jens Axboe , Alexander Viro , linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org Subject: [PATCH 4/5] socket: use IOCB_NOWAIT instead of O_NONBLOCK Date: Sat, 11 May 2019 18:57:26 +0200 Message-Id: <20190511165727.31599-4-source@stbuehler.de> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190511165727.31599-1-source@stbuehler.de> References: <20190511165727.31599-1-source@stbuehler.de> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-fsdevel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org Fix socket read_iter/write_iter implementations to handle IOCB_NOWAIT; for simple reads IOCB_NOWAIT will be set if O_NONBLOCK was set. Signed-off-by: Stefan Bühler --- net/socket.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/net/socket.c b/net/socket.c index 8255f5bda0aa..1e2f6819ea2b 100644 --- a/net/socket.c +++ b/net/socket.c @@ -410,6 +410,7 @@ struct file *sock_alloc_file(struct socket *sock, int flags, const char *dname) sock_release(sock); return file; } + file->f_mode |= FMODE_NOWAIT; sock->file = file; file->private_data = sock; @@ -954,7 +955,7 @@ static ssize_t sock_read_iter(struct kiocb *iocb, struct iov_iter *to) .msg_iocb = iocb}; ssize_t res; - if (file->f_flags & O_NONBLOCK) + if (iocb->ki_flags & IOCB_NOWAIT) msg.msg_flags = MSG_DONTWAIT; if (iocb->ki_pos != 0) @@ -979,7 +980,7 @@ static ssize_t sock_write_iter(struct kiocb *iocb, struct iov_iter *from) if (iocb->ki_pos != 0) return -ESPIPE; - if (file->f_flags & O_NONBLOCK) + if (iocb->ki_flags & IOCB_NOWAIT) msg.msg_flags = MSG_DONTWAIT; if (sock->type == SOCK_SEQPACKET) -- 2.20.1