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=-8.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=unavailable 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 19A17C48BE6 for ; Wed, 16 Jun 2021 05:35:38 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id B02906128B for ; Wed, 16 Jun 2021 05:35:37 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org B02906128B Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 556BF6B006E; Wed, 16 Jun 2021 01:35:37 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 52E126B0070; Wed, 16 Jun 2021 01:35:37 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 3F5C06B0071; Wed, 16 Jun 2021 01:35:37 -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 0F0536B006E for ; Wed, 16 Jun 2021 01:35:37 -0400 (EDT) Received: from smtpin36.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay05.hostedemail.com (Postfix) with ESMTP id A0039181AC9BF for ; Wed, 16 Jun 2021 05:35:36 +0000 (UTC) X-FDA: 78258474672.36.1F9BCD1 Received: from casper.infradead.org (casper.infradead.org [90.155.50.34]) by imf26.hostedemail.com (Postfix) with ESMTP id 734F64202A0C for ; Wed, 16 Jun 2021 05:35:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=In-Reply-To:Content-Type:MIME-Version: References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=7WM3/Dl0NMSgUE40lDfACWPmQcemQr14B5cKG1DML9I=; b=PMuF+TdHs0agnUqrOQZCxPj6T+ lVwXYf9rLAbSwsG85Ls5HxfIuoGQuZlm2QLmcdi9ZtRz4aX6NT6JGu9D8Nyc/TT/AsEg3ID7X3nGw 9VfY5SBlnnrUf/EBA5kFXdr+qGVdZqkDYVMVKk1vI/OQQWuxIwYBiI7GgK2Z4/xX2UySlnfSfgAsb Li3RgEp5YQzf8SO9YERFrETk6zGL7h5xz8lVuhXtERykXe9W0C8HbUJKTQRMRCK1foHibkO1RQLYd PHBubU9QiolCcmrKOoAWyHLiGSCbgv+CJbR5XsrRDEkJ6Y/HODyfpMrVR6AdO1tD5yyGFKtQb80nc /4X6sKOQ==; Received: from hch by casper.infradead.org with local (Exim 4.94.2 #2 (Red Hat Linux)) id 1ltOC9-007djU-26; Wed, 16 Jun 2021 05:34:39 +0000 Date: Wed, 16 Jun 2021 06:34:33 +0100 From: Christoph Hellwig To: Jan Kara Cc: linux-fsdevel@vger.kernel.org, Christoph Hellwig , Dave Chinner , ceph-devel@vger.kernel.org, Chao Yu , Damien Le Moal , "Darrick J. Wong" , Jaegeuk Kim , Jeff Layton , Johannes Thumshirn , linux-cifs@vger.kernel.org, linux-ext4@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net, linux-mm@kvack.org, linux-xfs@vger.kernel.org, Miklos Szeredi , Steve French , Ted Tso , Matthew Wilcox , "Darrick J . Wong" Subject: Re: [PATCH 04/14] mm: Add functions to lock invalidate_lock for two mappings Message-ID: References: <20210615090844.6045-1-jack@suse.cz> <20210615091814.28626-4-jack@suse.cz> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20210615091814.28626-4-jack@suse.cz> X-SRS-Rewrite: SMTP reverse-path rewritten from by casper.infradead.org. See http://www.infradead.org/rpr.html Authentication-Results: imf26.hostedemail.com; dkim=pass header.d=infradead.org header.s=casper.20170209 header.b=PMuF+TdH; spf=none (imf26.hostedemail.com: domain of BATV@casper.srs.infradead.org has no SPF policy when checking 90.155.50.34) smtp.mailfrom=BATV@casper.srs.infradead.org; dmarc=none X-Stat-Signature: f4y9xmj3goidysupdxxwdid5or8oe15j X-Rspamd-Queue-Id: 734F64202A0C X-Rspamd-Server: rspam06 X-HE-Tag: 1623821730-481476 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: On Tue, Jun 15, 2021 at 11:17:54AM +0200, Jan Kara wrote: > Some operations such as reflinking blocks among files will need to lock > invalidate_lock for two mappings. Add helper functions to do that. > > Reviewed-by: Darrick J. Wong > Signed-off-by: Jan Kara Looks good, Reviewed-by: Christoph Hellwig