Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757571AbYLVV4q (ORCPT ); Mon, 22 Dec 2008 16:56:46 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1755974AbYLVVtZ (ORCPT ); Mon, 22 Dec 2008 16:49:25 -0500 Received: from ns2.suse.de ([195.135.220.15]:38633 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755569AbYLVVtX (ORCPT ); Mon, 22 Dec 2008 16:49:23 -0500 From: Mark Fasheh To: linux-kernel@vger.kernel.org Cc: ocfs2-devel@oss.oracle.com, Joel Becker , Jan Kara , Mark Fasheh Subject: [PATCH 21/56] ocfs2: Assign feature bits and system inodes to quota feature and quota files Date: Mon, 22 Dec 2008 13:48:02 -0800 Message-Id: <1229982517-3455-22-git-send-email-mfasheh@suse.com> X-Mailer: git-send-email 1.5.6 In-Reply-To: <1229982517-3455-1-git-send-email-mfasheh@suse.com> References: <1229982517-3455-1-git-send-email-mfasheh@suse.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 6290 Lines: 160 From: Jan Kara Signed-off-by: Jan Kara Signed-off-by: Mark Fasheh --- fs/Kconfig | 2 ++ fs/ocfs2/inode.c | 2 ++ fs/ocfs2/ocfs2_fs.h | 21 ++++++++++++++++++--- fs/ocfs2/super.c | 17 +++++++++++++++++ 4 files changed, 39 insertions(+), 3 deletions(-) diff --git a/fs/Kconfig b/fs/Kconfig index d99bc0a..107f1cd 100644 --- a/fs/Kconfig +++ b/fs/Kconfig @@ -189,6 +189,8 @@ config OCFS2_FS select CONFIGFS_FS select JBD2 select CRC32 + select QUOTA + select QUOTA_TREE help OCFS2 is a general purpose extent based shared disk cluster file system with many similarities to ext3. It supports 64 bit inode diff --git a/fs/ocfs2/inode.c b/fs/ocfs2/inode.c index ec3497b..ec25d99 100644 --- a/fs/ocfs2/inode.c +++ b/fs/ocfs2/inode.c @@ -283,6 +283,8 @@ void ocfs2_populate_inode(struct inode *inode, struct ocfs2_dinode *fe, mlog(0, "local alloc inode: i_ino=%lu\n", inode->i_ino); } else if (fe->i_flags & cpu_to_le32(OCFS2_BITMAP_FL)) { OCFS2_I(inode)->ip_flags |= OCFS2_INODE_BITMAP; + } else if (fe->i_flags & cpu_to_le32(OCFS2_QUOTA_FL)) { + inode->i_flags |= S_NOQUOTA; } else if (fe->i_flags & cpu_to_le32(OCFS2_SUPER_BLOCK_FL)) { mlog(0, "superblock inode: i_ino=%lu\n", inode->i_ino); /* we can't actually hit this as read_inode can't diff --git a/fs/ocfs2/ocfs2_fs.h b/fs/ocfs2/ocfs2_fs.h index 5e0c0d0..06e3bd6 100644 --- a/fs/ocfs2/ocfs2_fs.h +++ b/fs/ocfs2/ocfs2_fs.h @@ -94,7 +94,7 @@ | OCFS2_FEATURE_INCOMPAT_EXTENDED_SLOT_MAP \ | OCFS2_FEATURE_INCOMPAT_USERSPACE_STACK \ | OCFS2_FEATURE_INCOMPAT_XATTR) -#define OCFS2_FEATURE_RO_COMPAT_SUPP OCFS2_FEATURE_RO_COMPAT_UNWRITTEN +#define OCFS2_FEATURE_RO_COMPAT_SUPP (OCFS2_FEATURE_RO_COMPAT_UNWRITTEN) /* * Heartbeat-only devices are missing journals and other files. The @@ -163,6 +163,12 @@ */ #define OCFS2_FEATURE_RO_COMPAT_UNWRITTEN 0x0001 +/* + * Maintain quota information for this filesystem + */ +#define OCFS2_FEATURE_RO_COMPAT_USRQUOTA 0x0002 +#define OCFS2_FEATURE_RO_COMPAT_GRPQUOTA 0x0004 + /* The byte offset of the first backup block will be 1G. * The following will be 4G, 16G, 64G, 256G and 1T. */ @@ -192,6 +198,7 @@ #define OCFS2_HEARTBEAT_FL (0x00000200) /* Heartbeat area */ #define OCFS2_CHAIN_FL (0x00000400) /* Chain allocator */ #define OCFS2_DEALLOC_FL (0x00000800) /* Truncate log */ +#define OCFS2_QUOTA_FL (0x00001000) /* Quota file */ /* * Flags on ocfs2_dinode.i_dyn_features @@ -329,13 +336,17 @@ enum { #define OCFS2_FIRST_ONLINE_SYSTEM_INODE SLOT_MAP_SYSTEM_INODE HEARTBEAT_SYSTEM_INODE, GLOBAL_BITMAP_SYSTEM_INODE, -#define OCFS2_LAST_GLOBAL_SYSTEM_INODE GLOBAL_BITMAP_SYSTEM_INODE + USER_QUOTA_SYSTEM_INODE, + GROUP_QUOTA_SYSTEM_INODE, +#define OCFS2_LAST_GLOBAL_SYSTEM_INODE GROUP_QUOTA_SYSTEM_INODE ORPHAN_DIR_SYSTEM_INODE, EXTENT_ALLOC_SYSTEM_INODE, INODE_ALLOC_SYSTEM_INODE, JOURNAL_SYSTEM_INODE, LOCAL_ALLOC_SYSTEM_INODE, TRUNCATE_LOG_SYSTEM_INODE, + LOCAL_USER_QUOTA_SYSTEM_INODE, + LOCAL_GROUP_QUOTA_SYSTEM_INODE, NUM_SYSTEM_INODES }; @@ -349,6 +360,8 @@ static struct ocfs2_system_inode_info ocfs2_system_inodes[NUM_SYSTEM_INODES] = { [SLOT_MAP_SYSTEM_INODE] = { "slot_map", 0, S_IFREG | 0644 }, [HEARTBEAT_SYSTEM_INODE] = { "heartbeat", OCFS2_HEARTBEAT_FL, S_IFREG | 0644 }, [GLOBAL_BITMAP_SYSTEM_INODE] = { "global_bitmap", 0, S_IFREG | 0644 }, + [USER_QUOTA_SYSTEM_INODE] = { "aquota.user", OCFS2_QUOTA_FL, S_IFREG | 0644 }, + [GROUP_QUOTA_SYSTEM_INODE] = { "aquota.group", OCFS2_QUOTA_FL, S_IFREG | 0644 }, /* Slot-specific system inodes (one copy per slot) */ [ORPHAN_DIR_SYSTEM_INODE] = { "orphan_dir:%04d", 0, S_IFDIR | 0755 }, @@ -356,7 +369,9 @@ static struct ocfs2_system_inode_info ocfs2_system_inodes[NUM_SYSTEM_INODES] = { [INODE_ALLOC_SYSTEM_INODE] = { "inode_alloc:%04d", OCFS2_BITMAP_FL | OCFS2_CHAIN_FL, S_IFREG | 0644 }, [JOURNAL_SYSTEM_INODE] = { "journal:%04d", OCFS2_JOURNAL_FL, S_IFREG | 0644 }, [LOCAL_ALLOC_SYSTEM_INODE] = { "local_alloc:%04d", OCFS2_BITMAP_FL | OCFS2_LOCAL_ALLOC_FL, S_IFREG | 0644 }, - [TRUNCATE_LOG_SYSTEM_INODE] = { "truncate_log:%04d", OCFS2_DEALLOC_FL, S_IFREG | 0644 } + [TRUNCATE_LOG_SYSTEM_INODE] = { "truncate_log:%04d", OCFS2_DEALLOC_FL, S_IFREG | 0644 }, + [LOCAL_USER_QUOTA_SYSTEM_INODE] = { "aquota.user:%04d", OCFS2_QUOTA_FL, S_IFREG | 0644 }, + [LOCAL_GROUP_QUOTA_SYSTEM_INODE] = { "aquota.group:%04d", OCFS2_QUOTA_FL, S_IFREG | 0644 }, }; /* Parameter passed from mount.ocfs2 to module */ diff --git a/fs/ocfs2/super.c b/fs/ocfs2/super.c index 9e7accc..41bb019 100644 --- a/fs/ocfs2/super.c +++ b/fs/ocfs2/super.c @@ -225,6 +225,19 @@ static int ocfs2_sync_fs(struct super_block *sb, int wait) return 0; } +static int ocfs2_need_system_inode(struct ocfs2_super *osb, int ino) +{ + if (!OCFS2_HAS_RO_COMPAT_FEATURE(osb->sb, OCFS2_FEATURE_RO_COMPAT_USRQUOTA) + && (ino == USER_QUOTA_SYSTEM_INODE + || ino == LOCAL_USER_QUOTA_SYSTEM_INODE)) + return 0; + if (!OCFS2_HAS_RO_COMPAT_FEATURE(osb->sb, OCFS2_FEATURE_RO_COMPAT_GRPQUOTA) + && (ino == GROUP_QUOTA_SYSTEM_INODE + || ino == LOCAL_GROUP_QUOTA_SYSTEM_INODE)) + return 0; + return 1; +} + static int ocfs2_init_global_system_inodes(struct ocfs2_super *osb) { struct inode *new = NULL; @@ -251,6 +264,8 @@ static int ocfs2_init_global_system_inodes(struct ocfs2_super *osb) for (i = OCFS2_FIRST_ONLINE_SYSTEM_INODE; i <= OCFS2_LAST_GLOBAL_SYSTEM_INODE; i++) { + if (!ocfs2_need_system_inode(osb, i)) + continue; new = ocfs2_get_system_file_inode(osb, i, osb->slot_num); if (!new) { ocfs2_release_system_inodes(osb); @@ -281,6 +296,8 @@ static int ocfs2_init_local_system_inodes(struct ocfs2_super *osb) for (i = OCFS2_LAST_GLOBAL_SYSTEM_INODE + 1; i < NUM_SYSTEM_INODES; i++) { + if (!ocfs2_need_system_inode(osb, i)) + continue; new = ocfs2_get_system_file_inode(osb, i, osb->slot_num); if (!new) { ocfs2_release_system_inodes(osb); -- 1.5.6 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/