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=-9.6 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,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 1CB06C433E1 for ; Sat, 23 May 2020 01:51:18 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id D639520735 for ; Sat, 23 May 2020 01:51:17 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=kernel-dk.20150623.gappssmtp.com header.i=@kernel-dk.20150623.gappssmtp.com header.b="xN8NwRmS" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org D639520735 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=kernel.dk Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 75C5580011; Fri, 22 May 2020 21:51:10 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 6BF3B80007; Fri, 22 May 2020 21:51:10 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 587AC80011; Fri, 22 May 2020 21:51:10 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0210.hostedemail.com [216.40.44.210]) by kanga.kvack.org (Postfix) with ESMTP id 3BFD480007 for ; Fri, 22 May 2020 21:51:10 -0400 (EDT) Received: from smtpin01.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay05.hostedemail.com (Postfix) with ESMTP id 03C97181AEF1F for ; Sat, 23 May 2020 01:51:10 +0000 (UTC) X-FDA: 76846305900.01.loaf65_61724e6351757 X-HE-Tag: loaf65_61724e6351757 X-Filterd-Recvd-Size: 3595 Received: from mail-pl1-f194.google.com (mail-pl1-f194.google.com [209.85.214.194]) by imf50.hostedemail.com (Postfix) with ESMTP for ; Sat, 23 May 2020 01:51:09 +0000 (UTC) Received: by mail-pl1-f194.google.com with SMTP id t7so5125404plr.0 for ; Fri, 22 May 2020 18:51:09 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel-dk.20150623.gappssmtp.com; s=20150623; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=mDbeWlveWyEr17EututM6ewZlLrenoq+wrG4TB+c+O8=; b=xN8NwRmSZj3KWZhRv/KRaMZungdyWud1fPfvxX91TBDAas0f3RGQJhtwUc9bsOpYD+ qehVzky+nxxds1s08uTpi6wNc8TSmWi+wAH1qS+2cwAlKmSLByajIDk3fKTDP07EBCv1 ByzrBhkqH7Fi15hf+Xcef1drhJrC86fxHQy4O1XwSsOy6g6ZItp3jK4wbh6fQqdEYK1E +2XGqQXuLkliIC+pIUdmCRrWM3FS8yGjyJyGlVxU6myazzPESWv3XhG9efZtbIdTM8DE 5Ve0zocw4u7wy39QwnyOZCoAfBY3yGuJ3lJHjSGqujeS9/y7N0Ws1hVjzPIG1hmM41Gb 3hgg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=mDbeWlveWyEr17EututM6ewZlLrenoq+wrG4TB+c+O8=; b=BDuTGCjeFIGzvCGSsCyqABiBGw5TinA9+Ub86uKOcE2TzePPiWd8Fw4MVNlVwSkWyc BCsvweOaTPRlH3bz/W4rr8j5so6UWAgYqrI2aSUk24bsT7MRNZOvUjR/tqsg3hBEG8PL PLx6KQJ57wRd3oCxVcqysauCJPA5Rp31nj8snAIzbQegQ7KKIKvDJrrnOAvfrqSRgx8o pSNPbxych45El7FMoZdDMFhutJ6bgzkvEZMSP/vLawjd8Tj3JFMS/D1LgYCJ0ICJs6FK Xhu3R/0f3k5CVc/2KD0EKjvFs5GlWZ4eRmLsQ26noWQeCH1+SRvatvJpHIoqBhswJ6EH zZWQ== X-Gm-Message-State: AOAM531IqmWGd5w1lvpQE776266SuHicAlRFtY104cO0XdJo+ClS5Rts WN7i04/M2futzkNGhnceOh+iAA== X-Google-Smtp-Source: ABdhPJztwQahKJhtCBJUZvWAeijHNskrzA5ff8ZARDi37j/dWUEIIWlaDM7fyqURSemcqutfVlZDKg== X-Received: by 2002:a17:90a:db0f:: with SMTP id g15mr8098085pjv.8.1590198668620; Fri, 22 May 2020 18:51:08 -0700 (PDT) Received: from x1.lan ([2605:e000:100e:8c61:e0db:da55:b0a4:601]) by smtp.gmail.com with ESMTPSA id a71sm8255477pje.0.2020.05.22.18.51.07 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 22 May 2020 18:51:08 -0700 (PDT) From: Jens Axboe To: io-uring@vger.kernel.org Cc: linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, Jens Axboe Subject: [PATCH 09/11] btrfs: flag files as supporting buffered async reads Date: Fri, 22 May 2020 19:50:47 -0600 Message-Id: <20200523015049.14808-10-axboe@kernel.dk> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200523015049.14808-1-axboe@kernel.dk> References: <20200523015049.14808-1-axboe@kernel.dk> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: btrfs uses generic_file_read_iter(), which already supports this. Signed-off-by: Jens Axboe --- fs/btrfs/file.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c index 719e68ab552c..c933b6a1b4a8 100644 --- a/fs/btrfs/file.c +++ b/fs/btrfs/file.c @@ -3480,7 +3480,7 @@ static loff_t btrfs_file_llseek(struct file *file, = loff_t offset, int whence) =20 static int btrfs_file_open(struct inode *inode, struct file *filp) { - filp->f_mode |=3D FMODE_NOWAIT; + filp->f_mode |=3D FMODE_NOWAIT | FMODE_BUF_RASYNC; return generic_file_open(inode, filp); } =20 --=20 2.26.2