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,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 93C73C433E1 for ; Tue, 26 May 2020 19:51:40 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 427162088E for ; Tue, 26 May 2020 19:51:40 +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="QGGh7eDv" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 427162088E 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 CBBA4800BC; Tue, 26 May 2020 15:51:36 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id C488280010; Tue, 26 May 2020 15:51:36 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 9AA7B800BC; Tue, 26 May 2020 15:51:36 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0073.hostedemail.com [216.40.44.73]) by kanga.kvack.org (Postfix) with ESMTP id 837C080010 for ; Tue, 26 May 2020 15:51:36 -0400 (EDT) Received: from smtpin05.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay01.hostedemail.com (Postfix) with ESMTP id 36413180AD81D for ; Tue, 26 May 2020 19:51:36 +0000 (UTC) X-FDA: 76859914992.05.band22_6545a01153807 X-HE-Tag: band22_6545a01153807 X-Filterd-Recvd-Size: 3749 Received: from mail-pf1-f194.google.com (mail-pf1-f194.google.com [209.85.210.194]) by imf34.hostedemail.com (Postfix) with ESMTP for ; Tue, 26 May 2020 19:51:35 +0000 (UTC) Received: by mail-pf1-f194.google.com with SMTP id n15so10658243pfd.0 for ; Tue, 26 May 2020 12:51:35 -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=pJi+qFrBerZp7lBzD9z2X8A704PrrK58u6ckL/rX8b0=; b=QGGh7eDvuMEBseMP4f9z7p3YtnoMdEdl9ZhyIAyPiRAlOPWyjOt58ZYAEOyE5NGpZ+ VbiVeaEvFBaRPyUFJs+jXjd5VlpU+FnFUdGnRwd4iM9vS4L8882zLFU0dJLNP83bH/7X Hr9aSoECE600nn2BUNPRRieqpYPuc2kJasfGr0Oad4cVuC7JJqYajXm+cBZv+VfHISga vLPJeD20yZMDEi0ileA+x1DrR5XEs54TlbjSVb6dXpEJAnHRCLPDGSG+Q65Af5so6wyt UoNhrMBuw8SKSezT9NYfONZtHHhz+/qyOtkgNQTZkmJfGXNjvokqDQxWupSNHXy0H+/a mcwA== 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=pJi+qFrBerZp7lBzD9z2X8A704PrrK58u6ckL/rX8b0=; b=nOculddE5eHIvyYNHQbkU+uE3H+o8CMTWm8uy2qWCyoJGugcYitBN3pYuKrR593Pu1 kgQrd3uupA8MvTYHgJXdG5gVXUNuIvIAZkRTpLX0/ZPmwJeJM/7NIqkO7twc9EUpusc/ TjeIG4ii59TrWs8MPOAl4rSoOTCLAVMl83PYgRd2HRzTcZakyntpl6074iZGywe0A2+J YURAr5jhHR1i+7O0YsD/JbiHypJ/x+c7SpLjJBFWMQv2S6ab9pQDO4Pmu3KLch7ZSGZr pSwpBALJuxbV0V2K6ZEbQ49hDkTjdARE5/CQa2xpFt5v5C1DwXoKRq3FT4nkzpuG61kH bGjg== X-Gm-Message-State: AOAM533dg3QABIIwx4WHP0RVPZLN0uJkDyB9nCEm5IiBnZl7Og6YdkFS JFMBW5TE5BLcB6v56SLTDapt/A== X-Google-Smtp-Source: ABdhPJzJqSQxVJW7x8nTJ31d7qT/FMci6We/odd5NaY49/EasjZOkFDNFy9QZL38JZHs/iDqJ2x1gQ== X-Received: by 2002:a63:5245:: with SMTP id s5mr481181pgl.394.1590522694841; Tue, 26 May 2020 12:51:34 -0700 (PDT) Received: from x1.lan ([2605:e000:100e:8c61:94bb:59d2:caf6:70e1]) by smtp.gmail.com with ESMTPSA id c184sm313943pfc.57.2020.05.26.12.51.33 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 26 May 2020 12:51:34 -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, akpm@linux-foundation.org, Jens Axboe Subject: [PATCH 06/12] fs: add FMODE_BUF_RASYNC Date: Tue, 26 May 2020 13:51:17 -0600 Message-Id: <20200526195123.29053-7-axboe@kernel.dk> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200526195123.29053-1-axboe@kernel.dk> References: <20200526195123.29053-1-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: If set, this indicates that the file system supports IOCB_WAITQ for buffered reads. Signed-off-by: Jens Axboe --- include/linux/fs.h | 3 +++ 1 file changed, 3 insertions(+) diff --git a/include/linux/fs.h b/include/linux/fs.h index ba1fff0e7bca..5ffc6d236b01 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -175,6 +175,9 @@ typedef int (dio_iodone_t)(struct kiocb *iocb, loff_t= offset, /* File does not contribute to nr_files count */ #define FMODE_NOACCOUNT ((__force fmode_t)0x20000000) =20 +/* File supports async buffered reads */ +#define FMODE_BUF_RASYNC ((__force fmode_t)0x40000000) + /* * Flag for rw_copy_check_uvector and compat_rw_copy_check_uvector * that indicates that they should check the contents of the iovec are --=20 2.26.2