From patchwork Wed Feb 23 13:52:08 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Aneesh Kumar K.V" X-Patchwork-Id: 584681 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by demeter1.kernel.org (8.14.4/8.14.3) with ESMTP id p1NDv2DI026469 for ; Wed, 23 Feb 2011 13:57:02 GMT Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932244Ab1BWNy3 (ORCPT ); Wed, 23 Feb 2011 08:54:29 -0500 Received: from e28smtp07.in.ibm.com ([122.248.162.7]:53343 "EHLO e28smtp07.in.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932207Ab1BWNy1 (ORCPT ); Wed, 23 Feb 2011 08:54:27 -0500 Received: from d28relay03.in.ibm.com (d28relay03.in.ibm.com [9.184.220.60]) by e28smtp07.in.ibm.com (8.14.4/8.13.1) with ESMTP id p1NDsBUK002791; Wed, 23 Feb 2011 19:24:11 +0530 Received: from d28av05.in.ibm.com (d28av05.in.ibm.com [9.184.220.67]) by d28relay03.in.ibm.com (8.13.8/8.13.8/NCO v10.0) with ESMTP id p1NDsBTd2097334; Wed, 23 Feb 2011 19:24:11 +0530 Received: from d28av05.in.ibm.com (loopback [127.0.0.1]) by d28av05.in.ibm.com (8.14.4/8.13.1/NCO v10.0 AVout) with ESMTP id p1NDs9xG021290; Thu, 24 Feb 2011 00:54:11 +1100 Received: from skywalker.ibm.com ([9.77.68.27]) by d28av05.in.ibm.com (8.14.4/8.13.1/NCO v10.0 AVin) with ESMTP id p1NDqS2E014791; Thu, 24 Feb 2011 00:54:07 +1100 From: "Aneesh Kumar K.V" To: sfrench@us.ibm.com, agruen@linbit.com, dilger.kernel@dilger.ca, sandeen@redhat.com, tytso@mit.edu, bfields@fieldses.org, jlayton@redhat.com Cc: aneesh.kumar@linux.vnet.ibm.com, linux-fsdevel@vger.kernel.org, linux-nfs@vger.kernel.org, linux-ext4@vger.kernel.org, linux-kernel@vger.kernel.org, Andreas Gruenbacher Subject: [PATCH -V5 21/24] ext4: Use IS_POSIXACL() to check for POSIX ACL support Date: Wed, 23 Feb 2011 19:22:08 +0530 Message-Id: <1298469131-16555-22-git-send-email-aneesh.kumar@linux.vnet.ibm.com> X-Mailer: git-send-email 1.7.1 In-Reply-To: <1298469131-16555-1-git-send-email-aneesh.kumar@linux.vnet.ibm.com> References: <1298469131-16555-1-git-send-email-aneesh.kumar@linux.vnet.ibm.com> Sender: linux-nfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-nfs@vger.kernel.org X-Greylist: IP, sender and recipient auto-whitelisted, not delayed by milter-greylist-4.2.6 (demeter1.kernel.org [140.211.167.41]); Wed, 23 Feb 2011 13:57:02 +0000 (UTC) diff --git a/fs/ext4/acl.c b/fs/ext4/acl.c index e0270d1..364514c 100644 --- a/fs/ext4/acl.c +++ b/fs/ext4/acl.c @@ -139,7 +139,7 @@ ext4_get_acl(struct inode *inode, int type) struct posix_acl *acl; int retval; - if (!test_opt(inode->i_sb, POSIX_ACL)) + if (!IS_POSIXACL(inode)) return NULL; acl = get_cached_acl(inode, type); @@ -273,7 +273,7 @@ ext4_init_acl(handle_t *handle, struct inode *inode, struct inode *dir) int error = 0; if (!S_ISLNK(inode->i_mode)) { - if (test_opt(dir->i_sb, POSIX_ACL)) { + if (IS_POSIXACL(inode)) { acl = ext4_get_acl(dir, ACL_TYPE_DEFAULT); if (IS_ERR(acl)) return PTR_ERR(acl); @@ -281,7 +281,7 @@ ext4_init_acl(handle_t *handle, struct inode *inode, struct inode *dir) if (!acl) inode->i_mode &= ~current_umask(); } - if (test_opt(inode->i_sb, POSIX_ACL) && acl) { + if (IS_POSIXACL(inode) && acl) { struct posix_acl *clone; mode_t mode; @@ -335,7 +335,7 @@ ext4_acl_chmod(struct inode *inode) if (S_ISLNK(inode->i_mode)) return -EOPNOTSUPP; - if (!test_opt(inode->i_sb, POSIX_ACL)) + if (!IS_POSIXACL(inode)) return 0; acl = ext4_get_acl(inode, ACL_TYPE_ACCESS); if (IS_ERR(acl) || !acl) @@ -377,7 +377,7 @@ ext4_xattr_list_acl_access(struct dentry *dentry, char *list, size_t list_len, { const size_t size = sizeof(POSIX_ACL_XATTR_ACCESS); - if (!test_opt(dentry->d_sb, POSIX_ACL)) + if (!IS_POSIXACL(dentry->d_inode)) return 0; if (list && size <= list_len) memcpy(list, POSIX_ACL_XATTR_ACCESS, size); @@ -390,7 +390,7 @@ ext4_xattr_list_acl_default(struct dentry *dentry, char *list, size_t list_len, { const size_t size = sizeof(POSIX_ACL_XATTR_DEFAULT); - if (!test_opt(dentry->d_sb, POSIX_ACL)) + if (!IS_POSIXACL(dentry->d_inode)) return 0; if (list && size <= list_len) memcpy(list, POSIX_ACL_XATTR_DEFAULT, size); @@ -406,7 +406,7 @@ ext4_xattr_get_acl(struct dentry *dentry, const char *name, void *buffer, if (strcmp(name, "") != 0) return -EINVAL; - if (!test_opt(dentry->d_sb, POSIX_ACL)) + if (!IS_POSIXACL(dentry->d_inode)) return -EOPNOTSUPP; acl = ext4_get_acl(dentry->d_inode, type); @@ -431,7 +431,7 @@ ext4_xattr_set_acl(struct dentry *dentry, const char *name, const void *value, if (strcmp(name, "") != 0) return -EINVAL; - if (!test_opt(inode->i_sb, POSIX_ACL)) + if (!IS_POSIXACL(dentry->d_inode)) return -EOPNOTSUPP; if (!is_owner_or_cap(inode)) return -EPERM; diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h index 3aa0b72..5d1f56a 100644 --- a/fs/ext4/ext4.h +++ b/fs/ext4/ext4.h @@ -892,7 +892,6 @@ struct ext4_inode_info { #define EXT4_MOUNT_UPDATE_JOURNAL 0x01000 /* Update the journal format */ #define EXT4_MOUNT_NO_UID32 0x02000 /* Disable 32-bit UIDs */ #define EXT4_MOUNT_XATTR_USER 0x04000 /* Extended user attributes */ -#define EXT4_MOUNT_POSIX_ACL 0x08000 /* POSIX Access Control Lists */ #define EXT4_MOUNT_NO_AUTO_DA_ALLOC 0x10000 /* No auto delalloc mapping */ #define EXT4_MOUNT_BARRIER 0x20000 /* Use block barriers */ #define EXT4_MOUNT_QUOTA 0x80000 /* Some quota option set */ diff --git a/fs/ext4/super.c b/fs/ext4/super.c index f6a318f..adc97b7 100644 --- a/fs/ext4/super.c +++ b/fs/ext4/super.c @@ -1006,9 +1006,9 @@ static int ext4_show_options(struct seq_file *seq, struct vfsmount *vfs) } #endif #ifdef CONFIG_EXT4_FS_POSIX_ACL - if (test_opt(sb, POSIX_ACL) && !(def_mount_opts & EXT4_DEFM_ACL)) + if ((sb->s_flags & MS_POSIXACL) && !(def_mount_opts & EXT4_DEFM_ACL)) seq_puts(seq, ",acl"); - if (!test_opt(sb, POSIX_ACL) && (def_mount_opts & EXT4_DEFM_ACL)) + if (!(sb->s_flags & MS_POSIXACL) && (def_mount_opts & EXT4_DEFM_ACL)) seq_puts(seq, ",noacl"); #endif if (sbi->s_commit_interval != JBD2_DEFAULT_MAX_COMMIT_AGE*HZ) { @@ -1529,10 +1529,10 @@ static int parse_options(char *options, struct super_block *sb, #endif #ifdef CONFIG_EXT4_FS_POSIX_ACL case Opt_acl: - set_opt(sb, POSIX_ACL); + sb->s_flags |= MS_POSIXACL; break; case Opt_noacl: - clear_opt(sb, POSIX_ACL); + sb->s_flags &= ~MS_POSIXACL; break; #else case Opt_acl: @@ -3101,7 +3101,7 @@ static int ext4_fill_super(struct super_block *sb, void *data, int silent) #endif #ifdef CONFIG_EXT4_FS_POSIX_ACL if (def_mount_opts & EXT4_DEFM_ACL) - set_opt(sb, POSIX_ACL); + sb->s_flags |= MS_POSIXACL; #endif if ((def_mount_opts & EXT4_DEFM_JMODE) == EXT4_DEFM_JMODE_DATA) set_opt(sb, JOURNAL_DATA); @@ -3148,9 +3148,6 @@ static int ext4_fill_super(struct super_block *sb, void *data, int silent) &journal_ioprio, NULL, 0)) goto failed_mount; - sb->s_flags = (sb->s_flags & ~MS_POSIXACL) | - (test_opt(sb, POSIX_ACL) ? MS_POSIXACL : 0); - if (le32_to_cpu(es->s_rev_level) == EXT4_GOOD_OLD_REV && (EXT4_HAS_COMPAT_FEATURE(sb, ~0U) || EXT4_HAS_RO_COMPAT_FEATURE(sb, ~0U) || @@ -4235,9 +4232,6 @@ static int ext4_remount(struct super_block *sb, int *flags, char *data) if (sbi->s_mount_flags & EXT4_MF_FS_ABORTED) ext4_abort(sb, "Abort forced by user"); - sb->s_flags = (sb->s_flags & ~MS_POSIXACL) | - (test_opt(sb, POSIX_ACL) ? MS_POSIXACL : 0); - es = sbi->s_es; if (sbi->s_journal) {