From patchwork Tue Aug 14 14:16:32 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: cgxu519 X-Patchwork-Id: 957538 Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=linux-ext4-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=gmx.com Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 41qZSX71Svz9sBZ for ; Wed, 15 Aug 2018 00:18:04 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732644AbeHNRFU (ORCPT ); Tue, 14 Aug 2018 13:05:20 -0400 Received: from mout.gmx.net ([212.227.17.21]:44911 "EHLO mout.gmx.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731724AbeHNRFT (ORCPT ); Tue, 14 Aug 2018 13:05:19 -0400 Received: from localhost.localdomain ([113.116.48.118]) by mail.gmx.com (mrgmx101 [212.227.17.174]) with ESMTPSA (Nemesis) id 0Lfolq-1gD5P12yOA-00pORo; Tue, 14 Aug 2018 16:17:38 +0200 From: Chengguang Xu To: jack@suse.com, tytso@mit.edu, adilger.kernel@dilger.ca, jaegeuk@kernel.org, yuchao0@huawei.com, shaggy@kernel.org, hubcap@omnibond.com, martin@omnibond.com Cc: devel@lists.orangefs.org, linux-kernel@vger.kernel.org, linux-ext4@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net, jfs-discussion@lists.sourceforge.net, Chengguang Xu Subject: [PATCH 3/5] f2fs: cache NULL when both default_acl and acl are NULL Date: Tue, 14 Aug 2018 22:16:32 +0800 Message-Id: <20180814141634.5471-3-cgxu519@gmx.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20180814141634.5471-1-cgxu519@gmx.com> References: <20180814141634.5471-1-cgxu519@gmx.com> X-Provags-ID: V03:K1:G3TyyYSSFZjaYzygNTTz2CQaqAUa9ExgEsKsyd8WN83uHyIPX6U muRccE1QzgF5jFUnYOm6pokyPuCCjzRPSlZFaCMk45DQ/lb3FgUmb+oTRzKPBUwFIaMEqTg REHvxsDBvJaAVMooTeU4K27av8etonj0b5HBB7rKaxOZ/3MjG3b2PPZs/gmvgvjW9QfYCKM B3GNwNTmmz16gruojFkLg== X-UI-Out-Filterresults: notjunk:1; V01:K0:Q6Sct/CfeIo=:0V2XWAxLXa2x3tgodSevNw 85fZf5ZaFx58dX0js5Rohw/2cz0k9EOYuoyCoGVZHjrrqx5dK6Bky1J4O3gEJa0anxYvB1Rl9 AqMiDJJNXhlU/TnyGfOVfQH1rFU9Zs9M9wVddQdPv83eTV/+ZFQGd6vYOJVvDu+re+8XTvIGa +8c1gKPv0NhRlj8Y+uWWcGKcI2KCTUyHbWnBGuzFPWvhH2+QPzfde6thHoIJwRAGKagnzXpaM mBqGHkkRo+4fvmMQuy7iVP28kt3FUgKL282FruhA51NWarb8JkEtD+Efk/QBBr8VIrUBrqWp/ sfGI6hgkSYtrlCebUKquKzfYxhk/F076xSmgEX3T0NoNdVkdkxfWzKYOh0J5/t7W9PdpHwPbh oQf0KGU+cgXRQTMn3968P71ffuHdVv6AJM+/U1LteJF3EJ+U3r3J7qnFjkYKBYqXrgq3v3JhI BoMUAegQaWjikTqq10KIT3vr/TrwO/yQqJnx98+r1+NZXEnscbFHI6dPb+dTpF9OdErjigfCH QzWs6fpMIwk2sWaC5UG/4NR+XPTUZTjcBO5upZfSwpMFmJPlwG68ULz9vP1Mv0pt0Miz+eqOJ 6F9vf4Dg+TVo1TPpXVH1MPBpnuEAjV8kYioAGV3QW3Uk/zUOzFmtZiZWaxqL+SiEHdo/ZW1m2 uqOFRBg48MBtu5EEevMPylVkWft7QRx9ufTlyy/fh2NOO/h6IgLI1jznlOkjDd8L0aToWTkZH 8NfZjo0cen/Uwxt2kSoJc5EADbecuLAGpsMc5o2K3uxM8Y5OKkko25KVyM8= Sender: linux-ext4-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-ext4@vger.kernel.org default_acl and acl of newly created inode will be initiated as ACL_NOT_CACHED in vfs function inode_init_always() and later will be updated by calling xxx_init_acl() in specific filesystems. Howerver, when default_acl and acl are NULL then they keep the value of ACL_NOT_CACHED, this patch tries to cache NULL for acl/default_acl in this case. Signed-off-by: Chengguang Xu --- fs/f2fs/acl.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/fs/f2fs/acl.c b/fs/f2fs/acl.c index 111824199a88..97ed555316be 100644 --- a/fs/f2fs/acl.c +++ b/fs/f2fs/acl.c @@ -401,6 +401,8 @@ int f2fs_init_acl(struct inode *inode, struct inode *dir, struct page *ipage, ipage); posix_acl_release(acl); } + if (!default_acl && !acl) + cache_no_acl(inode); return error; }