exfat: do not sync parent dir if just update timestamp

[linux-block.git] / fs / exfat / namei.c

diff --git a/fs/exfat/namei.c b/fs/exfat/namei.c
index 79e3fc9d6e19afee3d4f61d5ba18fc488bcff6e7..b33497845a0608245f3e35a5fc12c231b58247f8 100644 (file)
--- a/fs/exfat/namei.c
+++ b/fs/exfat/namei.c
@@ -547,6 +547,7 @@ static int exfat_create(struct mnt_idmap *idmap, struct inode *dir,
        struct exfat_dir_entry info;
        loff_t i_pos;
        int err;
+       loff_t size = i_size_read(dir);
 
        mutex_lock(&EXFAT_SB(sb)->s_lock);
        exfat_set_volume_dirty(sb);
@@ -557,7 +558,7 @@ static int exfat_create(struct mnt_idmap *idmap, struct inode *dir,
 
        inode_inc_iversion(dir);
        inode_set_mtime_to_ts(dir, inode_set_ctime_current(dir));
-       if (IS_DIRSYNC(dir))
+       if (IS_DIRSYNC(dir) && size != i_size_read(dir))
                exfat_sync_inode(dir);
        else
                mark_inode_dirty(dir);
@@ -801,10 +802,7 @@ static int exfat_unlink(struct inode *dir, struct dentry *dentry)
        inode_inc_iversion(dir);
        simple_inode_init_ts(dir);
        exfat_truncate_inode_atime(dir);
-       if (IS_DIRSYNC(dir))
-               exfat_sync_inode(dir);
-       else
-               mark_inode_dirty(dir);
+       mark_inode_dirty(dir);
 
        clear_nlink(inode);
        simple_inode_init_ts(inode);
@@ -825,6 +823,7 @@ static int exfat_mkdir(struct mnt_idmap *idmap, struct inode *dir,
        struct exfat_chain cdir;
        loff_t i_pos;
        int err;
+       loff_t size = i_size_read(dir);
 
        mutex_lock(&EXFAT_SB(sb)->s_lock);
        exfat_set_volume_dirty(sb);
@@ -835,7 +834,7 @@ static int exfat_mkdir(struct mnt_idmap *idmap, struct inode *dir,
 
        inode_inc_iversion(dir);
        inode_set_mtime_to_ts(dir, inode_set_ctime_current(dir));
-       if (IS_DIRSYNC(dir))
+       if (IS_DIRSYNC(dir) && size != i_size_read(dir))
                exfat_sync_inode(dir);
        else
                mark_inode_dirty(dir);
@@ -1239,6 +1238,7 @@ static int exfat_rename(struct mnt_idmap *idmap,
        struct super_block *sb = old_dir->i_sb;
        loff_t i_pos;
        int err;
+       loff_t size = i_size_read(new_dir);
 
        /*
         * The VFS already checks for existence, so for local filesystems
@@ -1260,7 +1260,7 @@ static int exfat_rename(struct mnt_idmap *idmap,
        simple_rename_timestamp(old_dir, old_dentry, new_dir, new_dentry);
        EXFAT_I(new_dir)->i_crtime = current_time(new_dir);
        exfat_truncate_inode_atime(new_dir);
-       if (IS_DIRSYNC(new_dir))
+       if (IS_DIRSYNC(new_dir) && size != i_size_read(new_dir))
                exfat_sync_inode(new_dir);
        else
                mark_inode_dirty(new_dir);
@@ -1281,10 +1281,7 @@ static int exfat_rename(struct mnt_idmap *idmap,
        }
 
        inode_inc_iversion(old_dir);
-       if (IS_DIRSYNC(old_dir))
-               exfat_sync_inode(old_dir);
-       else
-               mark_inode_dirty(old_dir);
+       mark_inode_dirty(old_dir);
 
        if (new_inode) {
                exfat_unhash_inode(new_inode);