Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932149Ab0FFOx3 (ORCPT ); Sun, 6 Jun 2010 10:53:29 -0400 Received: from smtp.nokia.com ([192.100.105.134]:18202 "EHLO mgw-mx09.nokia.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757943Ab0FFOxV (ORCPT ); Sun, 6 Jun 2010 10:53:21 -0400 From: Artem Bityutskiy To: Al Viro Cc: Andrew Morton , LKML , linux-fsdevel@vger.kernel.org, Artem Bityutskiy Subject: [PATCHv5 01/16] VFS: introduce helpers for the s_dirt flag Date: Sun, 6 Jun 2010 17:50:14 +0300 Message-Id: <1275835829-1478-2-git-send-email-dedekind1@gmail.com> X-Mailer: git-send-email 1.7.0.1 In-Reply-To: <1275835829-1478-1-git-send-email-dedekind1@gmail.com> References: <1275835829-1478-1-git-send-email-dedekind1@gmail.com> X-OriginalArrivalTime: 06 Jun 2010 14:53:12.0168 (UTC) FILETIME=[FC4ADE80:01CB0587] X-Nokia-AV: Clean Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 35359 Lines: 1192 From: Artem Bityutskiy This patch introduces 3 new VFS helpers: 'sb_mark_dirty()', 'sb_mark_clean()', and 'sb_is_dirty()'. The helpers simply change or test the 'sb->s_dirt' flag. The plan is to make every FS use these helpers instead of manipulating the 'sb->s_dirt' flag directly. This patch also switches VFS and all FSes to use the new helpers. It just mechanically changes: sb->s_dirt = 1 to sb_mark_dirty(sb) sb->s_dirt = 0 to sb_mark_clean(sb) if (sb->s_dirt) to if (sb_is_dirty(sb)) This patch does not introduce any functional changes, just wraps the 's_dirt'. Signed-off-by: Artem Bityutskiy --- fs/affs/bitmap.c | 4 ++-- fs/affs/super.c | 14 +++++++++----- fs/bfs/inode.c | 8 ++++---- fs/btrfs/inode.c | 2 +- fs/exofs/file.c | 2 +- fs/exofs/inode.c | 2 +- fs/exofs/super.c | 6 +++--- fs/ext2/balloc.c | 4 ++-- fs/ext2/ialloc.c | 4 ++-- fs/ext2/super.c | 6 +++--- fs/ext2/xattr.c | 2 +- fs/ext4/balloc.c | 2 +- fs/ext4/file.c | 2 +- fs/ext4/ialloc.c | 4 ++-- fs/ext4/inode.c | 2 +- fs/ext4/mballoc.c | 4 ++-- fs/ext4/resize.c | 4 ++-- fs/ext4/super.c | 6 +++--- fs/ext4/xattr.c | 2 +- fs/fat/fatent.c | 8 ++++---- fs/fat/inode.c | 8 ++++---- fs/hfs/extent.c | 2 +- fs/hfs/hfs_fs.h | 2 +- fs/hfs/inode.c | 6 +++--- fs/hfs/super.c | 6 +++--- fs/hfsplus/bitmap.c | 4 ++-- fs/hfsplus/dir.c | 2 +- fs/hfsplus/inode.c | 6 +++--- fs/hfsplus/super.c | 16 ++++++++-------- fs/jffs2/os-linux.h | 2 +- fs/jffs2/super.c | 4 ++-- fs/reiserfs/journal.c | 6 +++--- fs/reiserfs/resize.c | 2 +- fs/reiserfs/super.c | 10 +++++----- fs/super.c | 4 ++-- fs/sync.c | 2 +- fs/sysv/inode.c | 8 ++++---- fs/sysv/super.c | 2 +- fs/sysv/sysv.h | 2 +- fs/udf/super.c | 6 +++--- fs/udf/udfdecl.h | 2 +- fs/ufs/balloc.c | 8 ++++---- fs/ufs/ialloc.c | 4 ++-- fs/ufs/super.c | 12 ++++++------ include/linux/fs.h | 13 +++++++++++++ 45 files changed, 122 insertions(+), 105 deletions(-) diff --git a/fs/affs/bitmap.c b/fs/affs/bitmap.c index 3e26271..feee52e 100644 --- a/fs/affs/bitmap.c +++ b/fs/affs/bitmap.c @@ -103,7 +103,7 @@ affs_free_block(struct super_block *sb, u32 block) *(__be32 *)bh->b_data = cpu_to_be32(tmp - mask); mark_buffer_dirty(bh); - sb->s_dirt = 1; + sb_mark_dirty(sb); bm->bm_free++; mutex_unlock(&sbi->s_bmlock); @@ -248,7 +248,7 @@ find_bit: *(__be32 *)bh->b_data = cpu_to_be32(tmp + mask); mark_buffer_dirty(bh); - sb->s_dirt = 1; + sb_mark_dirty(sb); mutex_unlock(&sbi->s_bmlock); diff --git a/fs/affs/super.c b/fs/affs/super.c index 16a3e47..e391eed 100644 --- a/fs/affs/super.c +++ b/fs/affs/super.c @@ -69,9 +69,13 @@ affs_write_super(struct super_block *sb) // if (buffer_dirty(sbi->s_bitmap[i].bm_bh)) { // clean = 0; affs_commit_super(sb, clean); - sb->s_dirt = !clean; /* redo until bitmap synced */ + /* redo until bitmap synced */ + if (clean) + sb_mark_clean(sb); + else + sb_mark_dirty(sb); } else - sb->s_dirt = 0; + sb_mark_clean(sb); unlock_super(sb); pr_debug("AFFS: write_super() at %lu, clean=%d\n", get_seconds(), clean); @@ -82,7 +86,7 @@ affs_sync_fs(struct super_block *sb, int wait) { lock_super(sb); affs_commit_super(sb, 2); - sb->s_dirt = 0; + sb_mark_clean(sb); unlock_super(sb); return 0; } @@ -554,8 +558,8 @@ affs_remount(struct super_block *sb, int *flags, char *data) return 0; } if (*flags & MS_RDONLY) { - sb->s_dirt = 1; - while (sb->s_dirt) + sb_mark_dirty(sb); + while (sb_is_dirty(sb)) affs_write_super(sb); affs_free_bitmap(sb); } else diff --git a/fs/bfs/inode.c b/fs/bfs/inode.c index f22a7d3..f59220b 100644 --- a/fs/bfs/inode.c +++ b/fs/bfs/inode.c @@ -223,7 +223,7 @@ static int bfs_sync_fs(struct super_block *sb, int wait) mutex_lock(&info->bfs_lock); mark_buffer_dirty(info->si_sbh); - sb->s_dirt = 0; + sb_mark_clean(sb); mutex_unlock(&info->bfs_lock); return 0; @@ -234,7 +234,7 @@ static void bfs_write_super(struct super_block *sb) if (!(sb->s_flags & MS_RDONLY)) bfs_sync_fs(sb, 1); else - sb->s_dirt = 0; + sb_mark_clean(sb); } static void bfs_put_super(struct super_block *s) @@ -246,7 +246,7 @@ static void bfs_put_super(struct super_block *s) lock_kernel(); - if (s->s_dirt) + if (sb_is_dirty(s)) bfs_write_super(s); brelse(info->si_sbh); @@ -474,7 +474,7 @@ static int bfs_fill_super(struct super_block *s, void *data, int silent) brelse(bh); if (!(s->s_flags & MS_RDONLY)) { mark_buffer_dirty(info->si_sbh); - s->s_dirt = 1; + sb_mark_dirty(s); } dump_imap("read_super", s); return 0; diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c index fa6ccc1..caa4ed9 100644 --- a/fs/btrfs/inode.c +++ b/fs/btrfs/inode.c @@ -2938,7 +2938,7 @@ int btrfs_unlink_subvol(struct btrfs_trans_handle *trans, dir->i_mtime = dir->i_ctime = CURRENT_TIME; ret = btrfs_update_inode(trans, root, dir); BUG_ON(ret); - dir->i_sb->s_dirt = 1; + sb_mark_dirty(dir->i_sb); btrfs_free_path(path); return 0; diff --git a/fs/exofs/file.c b/fs/exofs/file.c index fef6899..4b04e7f 100644 --- a/fs/exofs/file.c +++ b/fs/exofs/file.c @@ -57,7 +57,7 @@ static int exofs_file_fsync(struct file *filp, int datasync) /* This is a good place to write the sb */ /* TODO: Sechedule an sb-sync on create */ sb = inode->i_sb; - if (sb->s_dirt) + if (sb_is_dirty(sb)) exofs_sync_fs(sb, 1); return ret; diff --git a/fs/exofs/inode.c b/fs/exofs/inode.c index 4bb6ef8..e694184 100644 --- a/fs/exofs/inode.c +++ b/fs/exofs/inode.c @@ -1152,7 +1152,7 @@ struct inode *exofs_new_inode(struct inode *dir, int mode) sbi = sb->s_fs_info; - sb->s_dirt = 1; + sb_mark_dirty(sb); inode_init_owner(inode, dir, mode); inode->i_ino = sbi->s_nextid++; inode->i_blkbits = EXOFS_BLKSHIFT; diff --git a/fs/exofs/super.c b/fs/exofs/super.c index 03149b9..74ccbdc 100644 --- a/fs/exofs/super.c +++ b/fs/exofs/super.c @@ -237,7 +237,7 @@ int exofs_sync_fs(struct super_block *sb, int wait) EXOFS_ERR("%s: exofs_sbi_write failed.\n", __func__); goto out; } - sb->s_dirt = 0; + sb_mark_clean(sb); out: EXOFS_DBGMSG("s_nextid=0x%llx ret=%d\n", _LLU(sbi->s_nextid), ret); @@ -251,7 +251,7 @@ static void exofs_write_super(struct super_block *sb) if (!(sb->s_flags & MS_RDONLY)) exofs_sync_fs(sb, 1); else - sb->s_dirt = 0; + sb_mark_clean(sb); } static void _exofs_print_device(const char *msg, const char *dev_path, @@ -286,7 +286,7 @@ static void exofs_put_super(struct super_block *sb) int num_pend; struct exofs_sb_info *sbi = sb->s_fs_info; - if (sb->s_dirt) + if (sb_is_dirty(sb)) exofs_write_super(sb); /* make sure there are no pending commands */ diff --git a/fs/ext2/balloc.c b/fs/ext2/balloc.c index e8766a3..13c2fd1 100644 --- a/fs/ext2/balloc.c +++ b/fs/ext2/balloc.c @@ -165,7 +165,7 @@ static void release_blocks(struct super_block *sb, int count) struct ext2_sb_info *sbi = EXT2_SB(sb); percpu_counter_add(&sbi->s_freeblocks_counter, count); - sb->s_dirt = 1; + sb_mark_dirty(sb); } } @@ -180,7 +180,7 @@ static void group_adjust_blocks(struct super_block *sb, int group_no, free_blocks = le16_to_cpu(desc->bg_free_blocks_count); desc->bg_free_blocks_count = cpu_to_le16(free_blocks + count); spin_unlock(sb_bgl_lock(sbi, group_no)); - sb->s_dirt = 1; + sb_mark_dirty(sb); mark_buffer_dirty(bh); } } diff --git a/fs/ext2/ialloc.c b/fs/ext2/ialloc.c index 938dbc7..5bb71a2 100644 --- a/fs/ext2/ialloc.c +++ b/fs/ext2/ialloc.c @@ -81,7 +81,7 @@ static void ext2_release_inode(struct super_block *sb, int group, int dir) spin_unlock(sb_bgl_lock(EXT2_SB(sb), group)); if (dir) percpu_counter_dec(&EXT2_SB(sb)->s_dirs_counter); - sb->s_dirt = 1; + sb_mark_dirty(sb); mark_buffer_dirty(bh); } @@ -547,7 +547,7 @@ got: } spin_unlock(sb_bgl_lock(sbi, group)); - sb->s_dirt = 1; + sb_mark_dirty(sb); mark_buffer_dirty(bh2); if (test_opt(sb, GRPID)) { inode->i_mode = mode; diff --git a/fs/ext2/super.c b/fs/ext2/super.c index 7ff43f4..39eb5df 100644 --- a/fs/ext2/super.c +++ b/fs/ext2/super.c @@ -121,7 +121,7 @@ static void ext2_put_super (struct super_block * sb) dquot_disable(sb, -1, DQUOT_USAGE_ENABLED | DQUOT_LIMITS_ENABLED); - if (sb->s_dirt) + if (sb_is_dirty(sb)) ext2_write_super(sb); ext2_xattr_put_super(sb); @@ -1155,7 +1155,7 @@ static void ext2_sync_super(struct super_block *sb, struct ext2_super_block *es, mark_buffer_dirty(EXT2_SB(sb)->s_sbh); if (wait) sync_dirty_buffer(EXT2_SB(sb)->s_sbh); - sb->s_dirt = 0; + sb_mark_clean(sb); } /* @@ -1189,7 +1189,7 @@ void ext2_write_super(struct super_block *sb) if (!(sb->s_flags & MS_RDONLY)) ext2_sync_fs(sb, 1); else - sb->s_dirt = 0; + sb_mark_clean(sb); } static int ext2_remount (struct super_block * sb, int * flags, char * data) diff --git a/fs/ext2/xattr.c b/fs/ext2/xattr.c index 7c39157..31f66b9 100644 --- a/fs/ext2/xattr.c +++ b/fs/ext2/xattr.c @@ -348,7 +348,7 @@ static void ext2_xattr_update_super_block(struct super_block *sb) spin_lock(&EXT2_SB(sb)->s_lock); EXT2_SET_COMPAT_FEATURE(sb, EXT2_FEATURE_COMPAT_EXT_ATTR); spin_unlock(&EXT2_SB(sb)->s_lock); - sb->s_dirt = 1; + sb_mark_dirty(sb); mark_buffer_dirty(EXT2_SB(sb)->s_sbh); } diff --git a/fs/ext4/balloc.c b/fs/ext4/balloc.c index 95b7594..4d23090 100644 --- a/fs/ext4/balloc.c +++ b/fs/ext4/balloc.c @@ -477,7 +477,7 @@ void ext4_add_groupblocks(handle_t *handle, struct super_block *sb, ret = ext4_handle_dirty_metadata(handle, NULL, gd_bh); if (!err) err = ret; - sb->s_dirt = 1; + sb_mark_dirty(sb); error_return: brelse(bitmap_bh); diff --git a/fs/ext4/file.c b/fs/ext4/file.c index 5313ae4..42f2a8d 100644 --- a/fs/ext4/file.c +++ b/fs/ext4/file.c @@ -123,7 +123,7 @@ static int ext4_file_open(struct inode * inode, struct file * filp) if (!IS_ERR(cp)) { memcpy(sbi->s_es->s_last_mounted, cp, sizeof(sbi->s_es->s_last_mounted)); - sb->s_dirt = 1; + sb_mark_dirty(sb); } } return dquot_file_open(inode, filp); diff --git a/fs/ext4/ialloc.c b/fs/ext4/ialloc.c index 25c4b31..bb0ffb1 100644 --- a/fs/ext4/ialloc.c +++ b/fs/ext4/ialloc.c @@ -279,7 +279,7 @@ out: err = ext4_handle_dirty_metadata(handle, NULL, bitmap_bh); if (!fatal) fatal = err; - sb->s_dirt = 1; + sb_mark_dirty(sb); } else ext4_error(sb, "bit already cleared for inode %lu", ino); @@ -965,7 +965,7 @@ got: percpu_counter_dec(&sbi->s_freeinodes_counter); if (S_ISDIR(mode)) percpu_counter_inc(&sbi->s_dirs_counter); - sb->s_dirt = 1; + sb_mark_dirty(sb); if (sbi->s_log_groups_per_flex) { flex_group = ext4_flex_group(sbi, group); diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c index 19df61c..aa758cb 100644 --- a/fs/ext4/inode.c +++ b/fs/ext4/inode.c @@ -5295,7 +5295,7 @@ static int ext4_do_update_inode(handle_t *handle, ext4_update_dynamic_rev(sb); EXT4_SET_RO_COMPAT_FEATURE(sb, EXT4_FEATURE_RO_COMPAT_LARGE_FILE); - sb->s_dirt = 1; + sb_mark_dirty(sb); ext4_handle_sync(handle); err = ext4_handle_dirty_metadata(handle, NULL, EXT4_SB(sb)->s_sbh); diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c index 12b3bc0..cca55ff 100644 --- a/fs/ext4/mballoc.c +++ b/fs/ext4/mballoc.c @@ -2812,7 +2812,7 @@ ext4_mb_mark_diskspace_used(struct ext4_allocation_context *ac, err = ext4_handle_dirty_metadata(handle, NULL, gdp_bh); out_err: - sb->s_dirt = 1; + sb_mark_dirty(sb); brelse(bitmap_bh); return err; } @@ -4680,7 +4680,7 @@ do_more: put_bh(bitmap_bh); goto do_more; } - sb->s_dirt = 1; + sb_mark_dirty(sb); error_return: if (freed) dquot_free_block(inode, freed); diff --git a/fs/ext4/resize.c b/fs/ext4/resize.c index 6df797e..0a90057 100644 --- a/fs/ext4/resize.c +++ b/fs/ext4/resize.c @@ -922,7 +922,7 @@ int ext4_group_add(struct super_block *sb, struct ext4_new_group_data *input) } ext4_handle_dirty_metadata(handle, NULL, sbi->s_sbh); - sb->s_dirt = 1; + sb_mark_dirty(sb); exit_journal: mutex_unlock(&sbi->s_resize_lock); @@ -1046,7 +1046,7 @@ int ext4_group_extend(struct super_block *sb, struct ext4_super_block *es, } ext4_blocks_count_set(es, o_blocks_count + add); ext4_handle_dirty_metadata(handle, NULL, EXT4_SB(sb)->s_sbh); - sb->s_dirt = 1; + sb_mark_dirty(sb); mutex_unlock(&EXT4_SB(sb)->s_resize_lock); ext4_debug("freeing blocks %llu through %llu\n", o_blocks_count, o_blocks_count + add); diff --git a/fs/ext4/super.c b/fs/ext4/super.c index 4e8983a..d1707a0 100644 --- a/fs/ext4/super.c +++ b/fs/ext4/super.c @@ -653,7 +653,7 @@ static void ext4_put_super(struct super_block *sb) lock_super(sb); lock_kernel(); - if (sb->s_dirt) + if (sb_is_dirty(sb)) ext4_commit_super(sb, 1); if (sbi->s_journal) { @@ -2686,7 +2686,7 @@ static int ext4_fill_super(struct super_block *sb, void *data, int silent) #else es->s_flags |= cpu_to_le32(EXT2_FLAGS_SIGNED_HASH); #endif - sb->s_dirt = 1; + sb_mark_dirty(sb); } if (sbi->s_blocks_per_group > blocksize * 8) { @@ -3392,7 +3392,7 @@ static int ext4_commit_super(struct super_block *sb, int sync) &EXT4_SB(sb)->s_freeblocks_counter)); es->s_free_inodes_count = cpu_to_le32(percpu_counter_sum_positive( &EXT4_SB(sb)->s_freeinodes_counter)); - sb->s_dirt = 0; + sb_mark_clean(sb); BUFFER_TRACE(sbh, "marking dirty"); mark_buffer_dirty(sbh); if (sync) { diff --git a/fs/ext4/xattr.c b/fs/ext4/xattr.c index 0433800..c539104 100644 --- a/fs/ext4/xattr.c +++ b/fs/ext4/xattr.c @@ -458,7 +458,7 @@ static void ext4_xattr_update_super_block(handle_t *handle, if (ext4_journal_get_write_access(handle, EXT4_SB(sb)->s_sbh) == 0) { EXT4_SET_COMPAT_FEATURE(sb, EXT4_FEATURE_COMPAT_EXT_ATTR); - sb->s_dirt = 1; + sb_mark_dirty(sb); ext4_handle_dirty_metadata(handle, NULL, EXT4_SB(sb)->s_sbh); } } diff --git a/fs/fat/fatent.c b/fs/fat/fatent.c index 81184d3..5853dca 100644 --- a/fs/fat/fatent.c +++ b/fs/fat/fatent.c @@ -498,7 +498,7 @@ int fat_alloc_clusters(struct inode *inode, int *cluster, int nr_cluster) sbi->prev_free = entry; if (sbi->free_clusters != -1) sbi->free_clusters--; - sb->s_dirt = 1; + sb_mark_dirty(sb); cluster[idx_clus] = entry; idx_clus++; @@ -520,7 +520,7 @@ int fat_alloc_clusters(struct inode *inode, int *cluster, int nr_cluster) /* Couldn't allocate the free entries */ sbi->free_clusters = 0; sbi->free_clus_valid = 1; - sb->s_dirt = 1; + sb_mark_dirty(sb); err = -ENOSPC; out: @@ -586,7 +586,7 @@ int fat_free_clusters(struct inode *inode, int cluster) ops->ent_put(&fatent, FAT_ENT_FREE); if (sbi->free_clusters != -1) { sbi->free_clusters++; - sb->s_dirt = 1; + sb_mark_dirty(sb); } if (nr_bhs + fatent.nr_bhs > MAX_BUF_PER_PAGE) { @@ -676,7 +676,7 @@ int fat_count_free_clusters(struct super_block *sb) } sbi->free_clusters = free; sbi->free_clus_valid = 1; - sb->s_dirt = 1; + sb_mark_dirty(sb); fatent_brelse(&fatent); out: unlock_fat(sbi); diff --git a/fs/fat/inode.c b/fs/fat/inode.c index 7bf45ae..d589149 100644 --- a/fs/fat/inode.c +++ b/fs/fat/inode.c @@ -465,7 +465,7 @@ static void fat_clear_inode(struct inode *inode) static void fat_write_super(struct super_block *sb) { lock_super(sb); - sb->s_dirt = 0; + sb_mark_clean(sb); if (!(sb->s_flags & MS_RDONLY)) fat_clusters_flush(sb); @@ -476,9 +476,9 @@ static int fat_sync_fs(struct super_block *sb, int wait) { int err = 0; - if (sb->s_dirt) { + if (sb_is_dirty(sb)) { lock_super(sb); - sb->s_dirt = 0; + sb_mark_clean(sb); err = fat_clusters_flush(sb); unlock_super(sb); } @@ -492,7 +492,7 @@ static void fat_put_super(struct super_block *sb) lock_kernel(); - if (sb->s_dirt) + if (sb_is_dirty(sb)) fat_write_super(sb); iput(sbi->fat_inode); diff --git a/fs/hfs/extent.c b/fs/hfs/extent.c index 2c16316..b008ba8 100644 --- a/fs/hfs/extent.c +++ b/fs/hfs/extent.c @@ -432,7 +432,7 @@ out: if (inode->i_ino < HFS_FIRSTUSER_CNID) set_bit(HFS_FLG_ALT_MDB_DIRTY, &HFS_SB(sb)->flags); set_bit(HFS_FLG_MDB_DIRTY, &HFS_SB(sb)->flags); - sb->s_dirt = 1; + sb_mark_dirty(sb); } return res; diff --git a/fs/hfs/hfs_fs.h b/fs/hfs/hfs_fs.h index fe35e3b..99b5866 100644 --- a/fs/hfs/hfs_fs.h +++ b/fs/hfs/hfs_fs.h @@ -251,7 +251,7 @@ static inline const char *hfs_mdb_name(struct super_block *sb) static inline void hfs_bitmap_dirty(struct super_block *sb) { set_bit(HFS_FLG_BITMAP_DIRTY, &HFS_SB(sb)->flags); - sb->s_dirt = 1; + sb_mark_dirty(sb); } static inline void hfs_buffer_sync(struct buffer_head *bh) diff --git a/fs/hfs/inode.c b/fs/hfs/inode.c index 14f5cb1..9d06baf 100644 --- a/fs/hfs/inode.c +++ b/fs/hfs/inode.c @@ -198,7 +198,7 @@ struct inode *hfs_new_inode(struct inode *dir, struct qstr *name, int mode) insert_inode_hash(inode); mark_inode_dirty(inode); set_bit(HFS_FLG_MDB_DIRTY, &HFS_SB(sb)->flags); - sb->s_dirt = 1; + sb_mark_dirty(sb); return inode; } @@ -213,7 +213,7 @@ void hfs_delete_inode(struct inode *inode) if (HFS_I(inode)->cat_key.ParID == cpu_to_be32(HFS_ROOT_CNID)) HFS_SB(sb)->root_dirs--; set_bit(HFS_FLG_MDB_DIRTY, &HFS_SB(sb)->flags); - sb->s_dirt = 1; + sb_mark_dirty(sb); return; } HFS_SB(sb)->file_count--; @@ -226,7 +226,7 @@ void hfs_delete_inode(struct inode *inode) } } set_bit(HFS_FLG_MDB_DIRTY, &HFS_SB(sb)->flags); - sb->s_dirt = 1; + sb_mark_dirty(sb); } void hfs_inode_read_fork(struct inode *inode, struct hfs_extent *ext, diff --git a/fs/hfs/super.c b/fs/hfs/super.c index 0a81eb7..bf71f6f 100644 --- a/fs/hfs/super.c +++ b/fs/hfs/super.c @@ -52,7 +52,7 @@ MODULE_LICENSE("GPL"); static void hfs_write_super(struct super_block *sb) { lock_super(sb); - sb->s_dirt = 0; + sb_mark_clean(sb); /* sync everything to the buffers */ if (!(sb->s_flags & MS_RDONLY)) @@ -64,7 +64,7 @@ static int hfs_sync_fs(struct super_block *sb, int wait) { lock_super(sb); hfs_mdb_commit(sb); - sb->s_dirt = 0; + sb_mark_clean(sb); unlock_super(sb); return 0; @@ -81,7 +81,7 @@ static void hfs_put_super(struct super_block *sb) { lock_kernel(); - if (sb->s_dirt) + if (sb_is_dirty(sb)) hfs_write_super(sb); hfs_mdb_close(sb); /* release the MDB's resources */ diff --git a/fs/hfsplus/bitmap.c b/fs/hfsplus/bitmap.c index ea30afc..81e10c3 100644 --- a/fs/hfsplus/bitmap.c +++ b/fs/hfsplus/bitmap.c @@ -151,7 +151,7 @@ done: kunmap(page); *max = offset + (curr - pptr) * 32 + i - start; HFSPLUS_SB(sb).free_blocks -= *max; - sb->s_dirt = 1; + sb_mark_dirty(sb); dprint(DBG_BITMAP, "-> %u,%u\n", start, *max); out: mutex_unlock(&HFSPLUS_SB(sb).alloc_file->i_mutex); @@ -225,7 +225,7 @@ out: set_page_dirty(page); kunmap(page); HFSPLUS_SB(sb).free_blocks += len; - sb->s_dirt = 1; + sb_mark_dirty(sb); mutex_unlock(&HFSPLUS_SB(sb).alloc_file->i_mutex); return 0; diff --git a/fs/hfsplus/dir.c b/fs/hfsplus/dir.c index 764fd1b..a572b02 100644 --- a/fs/hfsplus/dir.c +++ b/fs/hfsplus/dir.c @@ -305,7 +305,7 @@ static int hfsplus_link(struct dentry *src_dentry, struct inode *dst_dir, inode->i_ctime = CURRENT_TIME_SEC; mark_inode_dirty(inode); HFSPLUS_SB(sb).file_count++; - sb->s_dirt = 1; + sb_mark_dirty(sb); return 0; } diff --git a/fs/hfsplus/inode.c b/fs/hfsplus/inode.c index 9bbb829..3d19930 100644 --- a/fs/hfsplus/inode.c +++ b/fs/hfsplus/inode.c @@ -333,7 +333,7 @@ struct inode *hfsplus_new_inode(struct super_block *sb, int mode) HFSPLUS_SB(sb).file_count++; insert_inode_hash(inode); mark_inode_dirty(inode); - sb->s_dirt = 1; + sb_mark_dirty(sb); return inode; } @@ -344,7 +344,7 @@ void hfsplus_delete_inode(struct inode *inode) if (S_ISDIR(inode->i_mode)) { HFSPLUS_SB(sb).folder_count--; - sb->s_dirt = 1; + sb_mark_dirty(sb); return; } HFSPLUS_SB(sb).file_count--; @@ -357,7 +357,7 @@ void hfsplus_delete_inode(struct inode *inode) inode->i_size = 0; hfsplus_file_truncate(inode); } - sb->s_dirt = 1; + sb_mark_dirty(sb); } void hfsplus_inode_read_fork(struct inode *inode, struct hfsplus_fork_raw *fork) diff --git a/fs/hfsplus/super.c b/fs/hfsplus/super.c index 74b473a..a90fc67 100644 --- a/fs/hfsplus/super.c +++ b/fs/hfsplus/super.c @@ -106,7 +106,7 @@ static int hfsplus_write_inode(struct inode *inode, case HFSPLUS_EXT_CNID: if (vhdr->ext_file.total_size != cpu_to_be64(inode->i_size)) { HFSPLUS_SB(inode->i_sb).flags |= HFSPLUS_SB_WRITEBACKUP; - inode->i_sb->s_dirt = 1; + sb_mark_dirty(inode->i_sb); } hfsplus_inode_write_fork(inode, &vhdr->ext_file); hfs_btree_write(HFSPLUS_SB(inode->i_sb).ext_tree); @@ -114,7 +114,7 @@ static int hfsplus_write_inode(struct inode *inode, case HFSPLUS_CAT_CNID: if (vhdr->cat_file.total_size != cpu_to_be64(inode->i_size)) { HFSPLUS_SB(inode->i_sb).flags |= HFSPLUS_SB_WRITEBACKUP; - inode->i_sb->s_dirt = 1; + sb_mark_dirty(inode->i_sb); } hfsplus_inode_write_fork(inode, &vhdr->cat_file); hfs_btree_write(HFSPLUS_SB(inode->i_sb).cat_tree); @@ -122,21 +122,21 @@ static int hfsplus_write_inode(struct inode *inode, case HFSPLUS_ALLOC_CNID: if (vhdr->alloc_file.total_size != cpu_to_be64(inode->i_size)) { HFSPLUS_SB(inode->i_sb).flags |= HFSPLUS_SB_WRITEBACKUP; - inode->i_sb->s_dirt = 1; + sb_mark_dirty(inode->i_sb); } hfsplus_inode_write_fork(inode, &vhdr->alloc_file); break; case HFSPLUS_START_CNID: if (vhdr->start_file.total_size != cpu_to_be64(inode->i_size)) { HFSPLUS_SB(inode->i_sb).flags |= HFSPLUS_SB_WRITEBACKUP; - inode->i_sb->s_dirt = 1; + sb_mark_dirty(inode->i_sb); } hfsplus_inode_write_fork(inode, &vhdr->start_file); break; case HFSPLUS_ATTR_CNID: if (vhdr->attr_file.total_size != cpu_to_be64(inode->i_size)) { HFSPLUS_SB(inode->i_sb).flags |= HFSPLUS_SB_WRITEBACKUP; - inode->i_sb->s_dirt = 1; + sb_mark_dirty(inode->i_sb); } hfsplus_inode_write_fork(inode, &vhdr->attr_file); hfs_btree_write(HFSPLUS_SB(inode->i_sb).attr_tree); @@ -161,7 +161,7 @@ static int hfsplus_sync_fs(struct super_block *sb, int wait) dprint(DBG_SUPER, "hfsplus_write_super\n"); lock_super(sb); - sb->s_dirt = 0; + sb_mark_clean(sb); vhdr->free_blocks = cpu_to_be32(HFSPLUS_SB(sb).free_blocks); vhdr->next_alloc = cpu_to_be32(HFSPLUS_SB(sb).next_alloc); @@ -202,7 +202,7 @@ static void hfsplus_write_super(struct super_block *sb) if (!(sb->s_flags & MS_RDONLY)) hfsplus_sync_fs(sb, 1); else - sb->s_dirt = 0; + sb_mark_clean(sb); } static void hfsplus_put_super(struct super_block *sb) @@ -213,7 +213,7 @@ static void hfsplus_put_super(struct super_block *sb) lock_kernel(); - if (sb->s_dirt) + if (sb_is_dirty(sb)) hfsplus_write_super(sb); if (!(sb->s_flags & MS_RDONLY) && HFSPLUS_SB(sb).s_vhdr) { struct hfsplus_vh *vhdr = HFSPLUS_SB(sb).s_vhdr; diff --git a/fs/jffs2/os-linux.h b/fs/jffs2/os-linux.h index 4791aac..b1cdf3b 100644 --- a/fs/jffs2/os-linux.h +++ b/fs/jffs2/os-linux.h @@ -142,7 +142,7 @@ void jffs2_nor_wbuf_flash_cleanup(struct jffs2_sb_info *c); static inline void jffs2_dirty_trigger(struct jffs2_sb_info *c) { - OFNI_BS_2SFFJ(c)->s_dirt = 1; + sb_mark_dirty(OFNI_BS_2SFFJ(c)); } /* background.c */ diff --git a/fs/jffs2/super.c b/fs/jffs2/super.c index 511e2d6..c328018 100644 --- a/fs/jffs2/super.c +++ b/fs/jffs2/super.c @@ -59,7 +59,7 @@ static void jffs2_write_super(struct super_block *sb) struct jffs2_sb_info *c = JFFS2_SB_INFO(sb); lock_super(sb); - sb->s_dirt = 0; + sb_mark_clean(sb); if (!(sb->s_flags & MS_RDONLY)) { D1(printk(KERN_DEBUG "jffs2_write_super()\n")); @@ -194,7 +194,7 @@ static void jffs2_put_super (struct super_block *sb) lock_kernel(); - if (sb->s_dirt) + if (sb_is_dirty(sb)) jffs2_write_super(sb); mutex_lock(&c->alloc_sem); diff --git a/fs/reiserfs/journal.c b/fs/reiserfs/journal.c index 19fbc81..8cfb26d 100644 --- a/fs/reiserfs/journal.c +++ b/fs/reiserfs/journal.c @@ -3337,7 +3337,7 @@ int journal_mark_dirty(struct reiserfs_transaction_handle *th, th->t_trans_id, journal->j_trans_id); } - sb->s_dirt = 1; + sb_mark_dirty(sb); prepared = test_clear_buffer_journal_prepared(bh); clear_buffer_journal_restore_dirty(bh); @@ -3632,7 +3632,7 @@ int reiserfs_flush_old_commits(struct super_block *sb) do_journal_end(&th, sb, 1, COMMIT_NOW | WAIT); } } - return sb->s_dirt; + return sb_is_dirty(sb); } /* @@ -4062,7 +4062,7 @@ static int do_journal_end(struct reiserfs_transaction_handle *th, ** it tells us if we should continue with the journal_end, or just return */ if (!check_journal_end(th, sb, nblocks, flags)) { - sb->s_dirt = 1; + sb_mark_dirty(sb); wake_queued_writers(sb); reiserfs_async_progress_wait(sb); goto out; diff --git a/fs/reiserfs/resize.c b/fs/reiserfs/resize.c index b3a94d2..9e3caf5 100644 --- a/fs/reiserfs/resize.c +++ b/fs/reiserfs/resize.c @@ -203,7 +203,7 @@ int reiserfs_resize(struct super_block *s, unsigned long block_count_new) (bmap_nr_new - bmap_nr))); PUT_SB_BLOCK_COUNT(s, block_count_new); PUT_SB_BMAP_NR(s, bmap_would_wrap(bmap_nr_new) ? : bmap_nr_new); - s->s_dirt = 1; + sb_mark_dirty(s); journal_mark_dirty(&th, s, SB_BUFFER_WITH_SB(s)); diff --git a/fs/reiserfs/super.c b/fs/reiserfs/super.c index 9822fa1..d62a75f 100644 --- a/fs/reiserfs/super.c +++ b/fs/reiserfs/super.c @@ -71,8 +71,8 @@ static int reiserfs_sync_fs(struct super_block *s, int wait) if (!journal_begin(&th, s, 1)) if (!journal_end_sync(&th, s, 1)) reiserfs_flush_old_commits(s); - s->s_dirt = 0; /* Even if it's not true. - * We'll loop forever in sync_supers otherwise */ + sb_mark_clean(s); /* Even if it's not true. + * We'll loop forever in sync_supers otherwise */ reiserfs_write_unlock(s); return 0; } @@ -98,7 +98,7 @@ static int reiserfs_freeze(struct super_block *s) journal_end_sync(&th, s, 1); } } - s->s_dirt = 0; + sb_mark_clean(s); reiserfs_write_unlock(s); return 0; } @@ -478,7 +478,7 @@ static void reiserfs_put_super(struct super_block *s) reiserfs_write_lock(s); - if (s->s_dirt) + if (sb_is_dirty(s)) reiserfs_write_super(s); /* change file system state to current state if it was mounted with read-write permissions */ @@ -1307,7 +1307,7 @@ static int reiserfs_remount(struct super_block *s, int *mount_flags, char *arg) err = journal_end(&th, s, 10); if (err) goto out_err; - s->s_dirt = 0; + sb_mark_clean(s); if (!(*mount_flags & MS_RDONLY)) { dquot_resume(s, -1); diff --git a/fs/super.c b/fs/super.c index 5c35bc7..76b13c6 100644 --- a/fs/super.c +++ b/fs/super.c @@ -364,12 +364,12 @@ void sync_supers(void) list_for_each_entry_safe(sb, n, &super_blocks, s_list) { if (list_empty(&sb->s_instances)) continue; - if (sb->s_op->write_super && sb->s_dirt) { + if (sb->s_op->write_super && sb_is_dirty(sb)) { sb->s_count++; spin_unlock(&sb_lock); down_read(&sb->s_umount); - if (sb->s_root && sb->s_dirt) + if (sb->s_root && sb_is_dirty(sb)) sb->s_op->write_super(sb); up_read(&sb->s_umount); diff --git a/fs/sync.c b/fs/sync.c index 15aa6f0..fffcd71 100644 --- a/fs/sync.c +++ b/fs/sync.c @@ -142,7 +142,7 @@ int file_fsync(struct file *filp, int datasync) /* sync the superblock to buffers */ sb = inode->i_sb; - if (sb->s_dirt && sb->s_op->write_super) + if (sb_is_dirty(sb) && sb->s_op->write_super) sb->s_op->write_super(sb); /* .. finally sync the buffers to disk */ diff --git a/fs/sysv/inode.c b/fs/sysv/inode.c index d4a5380..24d63bb 100644 --- a/fs/sysv/inode.c +++ b/fs/sysv/inode.c @@ -43,7 +43,7 @@ static int sysv_sync_fs(struct super_block *sb, int wait) * then attach current time stamp. * But if the filesystem was marked clean, keep it clean. */ - sb->s_dirt = 0; + sb_mark_clean(sb); old_time = fs32_to_cpu(sbi, *sbi->s_sb_time); if (sbi->s_type == FSTYPE_SYSV4) { if (*sbi->s_sb_state == cpu_to_fs32(sbi, 0x7c269d38 - old_time)) @@ -62,7 +62,7 @@ static void sysv_write_super(struct super_block *sb) if (!(sb->s_flags & MS_RDONLY)) sysv_sync_fs(sb, 1); else - sb->s_dirt = 0; + sb_mark_clean(sb); } static int sysv_remount(struct super_block *sb, int *flags, char *data) @@ -72,7 +72,7 @@ static int sysv_remount(struct super_block *sb, int *flags, char *data) if (sbi->s_forced_ro) *flags |= MS_RDONLY; if (!(*flags & MS_RDONLY)) - sb->s_dirt = 1; + sb_mark_dirty(sb); unlock_super(sb); return 0; } @@ -81,7 +81,7 @@ static void sysv_put_super(struct super_block *sb) { struct sysv_sb_info *sbi = SYSV_SB(sb); - if (sb->s_dirt) + if (sb_is_dirty(sb)) sysv_write_super(sb); if (!(sb->s_flags & MS_RDONLY)) { diff --git a/fs/sysv/super.c b/fs/sysv/super.c index 5a903da..d665dbb 100644 --- a/fs/sysv/super.c +++ b/fs/sysv/super.c @@ -347,7 +347,7 @@ static int complete_read_super(struct super_block *sb, int silent, int size) sb->s_flags |= MS_RDONLY; if (sbi->s_truncate) sb->s_root->d_op = &sysv_dentry_operations; - sb->s_dirt = 1; + sb_mark_dirty(sb); return 1; } diff --git a/fs/sysv/sysv.h b/fs/sysv/sysv.h index 94cb9b4..b78e436 100644 --- a/fs/sysv/sysv.h +++ b/fs/sysv/sysv.h @@ -118,7 +118,7 @@ static inline void dirty_sb(struct super_block *sb) mark_buffer_dirty(sbi->s_bh1); if (sbi->s_bh1 != sbi->s_bh2) mark_buffer_dirty(sbi->s_bh2); - sb->s_dirt = 1; + sb_mark_dirty(sb); } diff --git a/fs/udf/super.c b/fs/udf/super.c index 612d1e2..e213ca4 100644 --- a/fs/udf/super.c +++ b/fs/udf/super.c @@ -1941,7 +1941,7 @@ static int udf_fill_super(struct super_block *sb, void *options, int silent) sb->s_op = &udf_sb_ops; sb->s_export_op = &udf_export_ops; - sb->s_dirt = 0; + sb_mark_clean(sb); sb->s_magic = UDF_SUPER_MAGIC; sb->s_time_gran = 1000; @@ -2068,7 +2068,7 @@ static void udf_error(struct super_block *sb, const char *function, if (!(sb->s_flags & MS_RDONLY)) { /* mark sb error */ - sb->s_dirt = 1; + sb_mark_dirty(sb); } va_start(args, fmt); vsnprintf(error_buf, sizeof(error_buf), fmt, args); @@ -2128,7 +2128,7 @@ static int udf_sync_fs(struct super_block *sb, int wait) * the buffer for IO */ mark_buffer_dirty(sbi->s_lvid_bh); - sb->s_dirt = 0; + sb_mark_clean(sb); sbi->s_lvid_dirty = 0; } mutex_unlock(&sbi->s_alloc_mutex); diff --git a/fs/udf/udfdecl.h b/fs/udf/udfdecl.h index 2bac035..d60cd33 100644 --- a/fs/udf/udfdecl.h +++ b/fs/udf/udfdecl.h @@ -120,7 +120,7 @@ static inline void udf_updated_lvid(struct super_block *sb) WARN_ON_ONCE(((struct logicalVolIntegrityDesc *) bh->b_data)->integrityType != cpu_to_le32(LVID_INTEGRITY_TYPE_OPEN)); - sb->s_dirt = 1; + sb_mark_dirty(sb); UDF_SB(sb)->s_lvid_dirty = 1; } diff --git a/fs/ufs/balloc.c b/fs/ufs/balloc.c index 048484f..47462e1 100644 --- a/fs/ufs/balloc.c +++ b/fs/ufs/balloc.c @@ -118,7 +118,7 @@ void ufs_free_fragments(struct inode *inode, u64 fragment, unsigned count) ubh_ll_rw_block(SWRITE, UCPI_UBH(ucpi)); ubh_wait_on_buffer (UCPI_UBH(ucpi)); } - sb->s_dirt = 1; + sb_mark_dirty(sb); unlock_super (sb); UFSD("EXIT\n"); @@ -218,7 +218,7 @@ do_more: goto do_more; } - sb->s_dirt = 1; + sb_mark_dirty(sb); unlock_super (sb); UFSD("EXIT\n"); return; @@ -562,7 +562,7 @@ static u64 ufs_add_fragments(struct inode *inode, u64 fragment, ubh_ll_rw_block(SWRITE, UCPI_UBH(ucpi)); ubh_wait_on_buffer (UCPI_UBH(ucpi)); } - sb->s_dirt = 1; + sb_mark_dirty(sb); UFSD("EXIT, fragment %llu\n", (unsigned long long)fragment); @@ -684,7 +684,7 @@ succed: ubh_ll_rw_block(SWRITE, UCPI_UBH(ucpi)); ubh_wait_on_buffer (UCPI_UBH(ucpi)); } - sb->s_dirt = 1; + sb_mark_dirty(sb); result += cgno * uspi->s_fpg; UFSD("EXIT3, result %llu\n", (unsigned long long)result); diff --git a/fs/ufs/ialloc.c b/fs/ufs/ialloc.c index 594480e..54a2e1a 100644 --- a/fs/ufs/ialloc.c +++ b/fs/ufs/ialloc.c @@ -120,7 +120,7 @@ void ufs_free_inode (struct inode * inode) ubh_wait_on_buffer (UCPI_UBH(ucpi)); } - sb->s_dirt = 1; + sb_mark_dirty(sb); unlock_super (sb); UFSD("EXIT\n"); } @@ -296,7 +296,7 @@ cg_found: ubh_ll_rw_block(SWRITE, UCPI_UBH(ucpi)); ubh_wait_on_buffer (UCPI_UBH(ucpi)); } - sb->s_dirt = 1; + sb_mark_dirty(sb); inode->i_ino = cg * uspi->s_ipg + bit; inode_init_owner(inode, dir, mode); diff --git a/fs/ufs/super.c b/fs/ufs/super.c index 3ec5a9e..8554ded 100644 --- a/fs/ufs/super.c +++ b/fs/ufs/super.c @@ -287,7 +287,7 @@ void ufs_error (struct super_block * sb, const char * function, if (!(sb->s_flags & MS_RDONLY)) { usb1->fs_clean = UFS_FSBAD; ubh_mark_buffer_dirty(USPI_UBH(uspi)); - sb->s_dirt = 1; + sb_mark_dirty(sb); sb->s_flags |= MS_RDONLY; } va_start (args, fmt); @@ -320,7 +320,7 @@ void ufs_panic (struct super_block * sb, const char * function, if (!(sb->s_flags & MS_RDONLY)) { usb1->fs_clean = UFS_FSBAD; ubh_mark_buffer_dirty(USPI_UBH(uspi)); - sb->s_dirt = 1; + sb_mark_dirty(sb); } va_start (args, fmt); vsnprintf (error_buf, sizeof(error_buf), fmt, args); @@ -1205,7 +1205,7 @@ static int ufs_sync_fs(struct super_block *sb, int wait) ufs_set_fs_state(sb, usb1, usb3, UFS_FSOK - fs32_to_cpu(sb, usb1->fs_time)); ufs_put_cstotal(sb); - sb->s_dirt = 0; + sb_mark_clean(sb); UFSD("EXIT\n"); unlock_kernel(); @@ -1219,7 +1219,7 @@ static void ufs_write_super(struct super_block *sb) if (!(sb->s_flags & MS_RDONLY)) ufs_sync_fs(sb, 1); else - sb->s_dirt = 0; + sb_mark_clean(sb); } static void ufs_put_super(struct super_block *sb) @@ -1228,7 +1228,7 @@ static void ufs_put_super(struct super_block *sb) UFSD("ENTER\n"); - if (sb->s_dirt) + if (sb_is_dirty(sb)) ufs_write_super(sb); if (!(sb->s_flags & MS_RDONLY)) @@ -1298,7 +1298,7 @@ static int ufs_remount (struct super_block *sb, int *mount_flags, char *data) ufs_set_fs_state(sb, usb1, usb3, UFS_FSOK - fs32_to_cpu(sb, usb1->fs_time)); ubh_mark_buffer_dirty (USPI_UBH(uspi)); - sb->s_dirt = 0; + sb_mark_clean(sb); sb->s_flags |= MS_RDONLY; } else { /* diff --git a/include/linux/fs.h b/include/linux/fs.h index 471e1ff..68ca1b0 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -1783,6 +1783,19 @@ extern int get_sb_pseudo(struct file_system_type *, char *, struct vfsmount *mnt); extern void simple_set_mnt(struct vfsmount *mnt, struct super_block *sb); +static inline void sb_mark_dirty(struct super_block *sb) +{ + sb->s_dirt = 1; +} +static inline void sb_mark_clean(struct super_block *sb) +{ + sb->s_dirt = 0; +} +static inline int sb_is_dirty(struct super_block *sb) +{ + return sb->s_dirt; +} + /* Alas, no aliases. Too much hassle with bringing module.h everywhere */ #define fops_get(fops) \ (((fops) && try_module_get((fops)->owner) ? (fops) : NULL)) -- 1.7.0.1 -- 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/