From patchwork Mon Apr 1 12:49:07 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jeff Layton X-Patchwork-Id: 10879851 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 1E8201669 for ; Mon, 1 Apr 2019 12:49:13 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 057CA285E1 for ; Mon, 1 Apr 2019 12:49:13 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id EDAD7285F7; Mon, 1 Apr 2019 12:49:12 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-8.0 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 8A44A285E1 for ; Mon, 1 Apr 2019 12:49:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726899AbfDAMtK (ORCPT ); Mon, 1 Apr 2019 08:49:10 -0400 Received: from mail.kernel.org ([198.145.29.99]:52470 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725882AbfDAMtK (ORCPT ); Mon, 1 Apr 2019 08:49:10 -0400 Received: from tleilax.poochiereds.net (cpe-71-70-156-158.nc.res.rr.com [71.70.156.158]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 36DEB206B7; Mon, 1 Apr 2019 12:49:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1554122949; bh=H/oowy4rgamWwFAERpQ/GJH2VjEnyewKD5kgvjJOP0E=; h=From:To:Cc:Subject:Date:From; b=aZ6HELqiEMoKqaAZM/mBIHkh6J2sR3U/8PEyYtzsN1oLOBz49DvRCW1oMKyoYCyTe QO8DtirhbZMgYnaYkCEDDOQ0lhmysZ+ekl+dbUgYZKL+aw2t4ebutYE8/8gxfUdajO tje2/DCe9pUrBuxS9hoDcD9DXhb0J5YtthPD90M4= From: Jeff Layton To: corbet@lwn.net Cc: viro@zeniv.linux.org.uk, linux-doc@vger.kernel.org, linux-fsdevel@vger.kernel.org Subject: [PATCH] Documentation: document d_prune op in vfs.txt Date: Mon, 1 Apr 2019 08:49:07 -0400 Message-Id: <20190401124907.7345-1-jlayton@kernel.org> X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 Sender: linux-fsdevel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Signed-off-by: Jeff Layton --- Documentation/filesystems/vfs.txt | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/Documentation/filesystems/vfs.txt b/Documentation/filesystems/vfs.txt index 761c6fd24a53..4f1638e5f95b 100644 --- a/Documentation/filesystems/vfs.txt +++ b/Documentation/filesystems/vfs.txt @@ -1013,6 +1013,7 @@ struct dentry_operations { int (*d_delete)(const struct dentry *); int (*d_init)(struct dentry *); void (*d_release)(struct dentry *); + void (*d_prune)(struct dentry *); void (*d_iput)(struct dentry *, struct inode *); char *(*d_dname)(struct dentry *, char *, int); struct vfsmount *(*d_automount)(struct path *); @@ -1087,6 +1088,9 @@ struct dentry_operations { d_release: called when a dentry is really deallocated + d_prune: called prior to pruning (i.e. unhashing and killing) a hashed + dentry from the dcache. + d_iput: called when a dentry loses its inode (just prior to its being deallocated). The default when this is NULL is that the VFS calls iput(). If you define this method, you must call