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=-9.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, 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 65390C433E3 for ; Sat, 23 May 2020 01:51:13 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 3A53A2072C for ; Sat, 23 May 2020 01:51:13 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=kernel-dk.20150623.gappssmtp.com header.i=@kernel-dk.20150623.gappssmtp.com header.b="xN8NwRmS" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2387586AbgEWBvM (ORCPT ); Fri, 22 May 2020 21:51:12 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46946 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2387461AbgEWBvJ (ORCPT ); Fri, 22 May 2020 21:51:09 -0400 Received: from mail-pj1-x1042.google.com (mail-pj1-x1042.google.com [IPv6:2607:f8b0:4864:20::1042]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 19228C061A0E for ; Fri, 22 May 2020 18:51:09 -0700 (PDT) Received: by mail-pj1-x1042.google.com with SMTP id q9so5814468pjm.2 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=q0QgV+zHIJOJ0HmlpOJR6B8yFM4Cb9C3e+j9jOLgICYn4Otg+ex7V95Pva2QP9IUVD wCEzCqGWgERway8fHAroEsicvtS0jBzQwoU1Hqt0gpX7hV+iD9li8m0rduuTgf24i1J9 DYfe6miqjWdEgN7PI5QUjO9+QZhOYY0fSiUpN6QR1AALnSjnJcfXoDH8P999UOKn5bsD fv27svNDKukZL53p5vtYTgoTQ3lMSV6AQBCcjl4ukInH7+tqw7b6gdsZJrIlul8zTcdn Q6QOXgp553MbgvI/uJXKj58Rs/x6wUbEBg4FF3fnC+hHvLzd2RxyMFKk6DRASQBPqRNs 0POQ== X-Gm-Message-State: AOAM5319vM1j29YcjKe9AKl7eW2yn7zfKXNf1kTFrie5e5jMykjg+B7i 4rpdFved+lsW3t4sfEObRem6sA== 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: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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) static int btrfs_file_open(struct inode *inode, struct file *filp) { - filp->f_mode |= FMODE_NOWAIT; + filp->f_mode |= FMODE_NOWAIT | FMODE_BUF_RASYNC; return generic_file_open(inode, filp); } -- 2.26.2