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-rw-r--r--fs/ext4/ext4.h1
-rw-r--r--fs/ext4/file.c4
-rw-r--r--fs/ext4/inode.c3
3 files changed, 8 insertions, 0 deletions
diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h
index b0ea70cc94d..1b0c1736463 100644
--- a/fs/ext4/ext4.h
+++ b/fs/ext4/ext4.h
@@ -270,6 +270,7 @@ static inline __u32 ext4_mask_flags(umode_t mode, __u32 flags)
#define EXT4_STATE_NEW 0x00000002 /* inode is newly created */
#define EXT4_STATE_XATTR 0x00000004 /* has in-inode xattrs */
#define EXT4_STATE_NO_EXPAND 0x00000008 /* No space for expansion */
+#define EXT4_STATE_DA_ALLOC_CLOSE 0x00000010 /* Alloc DA blks on close */
/* Used to pass group descriptor data when online resize is done */
struct ext4_new_group_input {
diff --git a/fs/ext4/file.c b/fs/ext4/file.c
index f731cb545a0..06df8272c63 100644
--- a/fs/ext4/file.c
+++ b/fs/ext4/file.c
@@ -33,6 +33,10 @@
*/
static int ext4_release_file(struct inode *inode, struct file *filp)
{
+ if (EXT4_I(inode)->i_state & EXT4_STATE_DA_ALLOC_CLOSE) {
+ ext4_alloc_da_blocks(inode);
+ EXT4_I(inode)->i_state &= ~EXT4_STATE_DA_ALLOC_CLOSE;
+ }
/* if we are the last writer on the inode, drop the block reservation */
if ((filp->f_mode & FMODE_WRITE) &&
(atomic_read(&inode->i_writecount) == 1))
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index 8dd3d5de586..80ed6dc9c9d 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -3901,6 +3901,9 @@ void ext4_truncate(struct inode *inode)
if (!ext4_can_truncate(inode))
return;
+ if (inode->i_size == 0)
+ ei->i_state |= EXT4_STATE_DA_ALLOC_CLOSE;
+
if (EXT4_I(inode)->i_flags & EXT4_EXTENTS_FL) {
ext4_ext_truncate(inode);
return;