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 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 7D1A5C83F01 for ; Sun, 27 Aug 2023 13:33:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=xwGzHoJUTd9siHjG/fTI14mM75lgykqyC4h0+ZCzYU4=; b=iOwP0lOyJtuhBO sFwmOlIzK9ssy8r3A7r/9Ny6nHO6NdsHQ6V+LOHvgDBv7+7TSP40XnP4cs5riha7+Y2eFJBND6ROG qYEBo+F/wPe/EGpPPmBbBdEGPOEb7y+Lq6jYJwyuW6fhHwk+oyTJJ78Ant/w9jdGnMyxvus2ei4yB R1CocQ7KG4XVeQiCCo4WcuwqlrsQSMNxlvNuhfpEeTchrIXlKhxP/RhythTr68F49rh+BHH5buNtx ZicoZqtAKPCCaSeJSyu2PCmof7adhQU71m4t/hIR6QiH7NBx+SKopVKjyfYz6zujp6peRCxVZBnnp EKffd9N2v5Xy7i6fB2RA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1qaFtE-0085sK-35; Sun, 27 Aug 2023 13:33:16 +0000 Received: from out-253.mta1.migadu.com ([2001:41d0:203:375::fd]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1qaFtC-0085ql-29 for linux-mtd@lists.infradead.org; Sun, 27 Aug 2023 13:33:16 +0000 X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1693143191; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=/w6lIGuCSX5M2SzS7SE+A2P7DaEhoFOZKnfxuRd6M0g=; b=nFii2RaAVtERxLk40QaUcpRmI8KsgMix1y0E+FJbochLiKUgvfCEHVlGKzl74Le3vQdKIX Ic8HKxNSkSYAWoFe69ooiMlQ7zn66y3ibRq5sWqNObX5lM32Ml0OMzA1739KowhZg9B8i9 pdpKOlIaZIJj3teGeY/OKxpoMDEzjMc= From: Hao Xu To: io-uring@vger.kernel.org, Jens Axboe Cc: Dominique Martinet , Pavel Begunkov , Christian Brauner , Alexander Viro , Stefan Roesch , Clay Harris , Dave Chinner , "Darrick J . Wong" , linux-fsdevel@vger.kernel.org, linux-xfs@vger.kernel.org, linux-ext4@vger.kernel.org, linux-cachefs@redhat.com, ecryptfs@vger.kernel.org, linux-nfs@vger.kernel.org, linux-unionfs@vger.kernel.org, bpf@vger.kernel.org, netdev@vger.kernel.org, linux-s390@vger.kernel.org, linux-kernel@vger.kernel.org, linux-block@vger.kernel.org, linux-btrfs@vger.kernel.org, codalist@coda.cs.cmu.edu, linux-f2fs-devel@lists.sourceforge.net, cluster-devel@redhat.com, linux-mm@kvack.org, linux-nilfs@vger.kernel.org, devel@lists.orangefs.org, linux-cifs@vger.kernel.org, samba-technical@lists.samba.org, linux-mtd@lists.infradead.org, Wanpeng Li Subject: [PATCH 05/11] vfs: add file_pos_unlock() for io_uring usage Date: Sun, 27 Aug 2023 21:28:29 +0800 Message-Id: <20230827132835.1373581-6-hao.xu@linux.dev> In-Reply-To: <20230827132835.1373581-1-hao.xu@linux.dev> References: <20230827132835.1373581-1-hao.xu@linux.dev> MIME-Version: 1.0 X-Migadu-Flow: FLOW_OUT X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230827_063314_844782_45A9802B X-CRM114-Status: UNSURE ( 6.74 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-mtd@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-mtd" Errors-To: linux-mtd-bounces+linux-mtd=archiver.kernel.org@lists.infradead.org From: Hao Xu Add a helper to unlock f_pos_lock without any condition. Introduce this since io_uring handles f_pos_lock not with a fd struct, thus FDPUT_POS_UNLOCK isn't used. Signed-off-by: Hao Xu --- include/linux/file.h | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/include/linux/file.h b/include/linux/file.h index bcc6ba0aec50..a179f4794341 100644 --- a/include/linux/file.h +++ b/include/linux/file.h @@ -81,6 +81,11 @@ static inline void fdput_pos(struct fd f) fdput(f); } +static inline void file_pos_unlock(struct file *file) +{ + __f_unlock_pos(file); +} + extern int file_pos_lock_nowait(struct file *file, bool nowait); DEFINE_CLASS(fd, struct fd, fdput(_T), fdget(fd), int fd) -- 2.25.1 ______________________________________________________ Linux MTD discussion mailing list http://lists.infradead.org/mailman/listinfo/linux-mtd/