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Diffstat (limited to 'fs/hfs/super.c')
-rw-r--r--fs/hfs/super.c23
1 files changed, 21 insertions, 2 deletions
diff --git a/fs/hfs/super.c b/fs/hfs/super.c
index a36bb749926..6f833dc8e91 100644
--- a/fs/hfs/super.c
+++ b/fs/hfs/super.c
@@ -49,11 +49,23 @@ MODULE_LICENSE("GPL");
*/
static void hfs_write_super(struct super_block *sb)
{
+ lock_super(sb);
sb->s_dirt = 0;
- if (sb->s_flags & MS_RDONLY)
- return;
+
/* sync everything to the buffers */
+ if (!(sb->s_flags & MS_RDONLY))
+ hfs_mdb_commit(sb);
+ unlock_super(sb);
+}
+
+static int hfs_sync_fs(struct super_block *sb, int wait)
+{
+ lock_super(sb);
hfs_mdb_commit(sb);
+ sb->s_dirt = 0;
+ unlock_super(sb);
+
+ return 0;
}
/*
@@ -65,9 +77,15 @@ static void hfs_write_super(struct super_block *sb)
*/
static void hfs_put_super(struct super_block *sb)
{
+ lock_kernel();
+
+ if (sb->s_dirt)
+ hfs_write_super(sb);
hfs_mdb_close(sb);
/* release the MDB's resources */
hfs_mdb_put(sb);
+
+ unlock_kernel();
}
/*
@@ -164,6 +182,7 @@ static const struct super_operations hfs_super_operations = {
.clear_inode = hfs_clear_inode,
.put_super = hfs_put_super,
.write_super = hfs_write_super,
+ .sync_fs = hfs_sync_fs,
.statfs = hfs_statfs,
.remount_fs = hfs_remount,
.show_options = hfs_show_options,