---

yaml --- r: 139494 b: refs/heads/master c: d601430 h: refs/heads/master v: v3
git-mirror · Mar 28, 2009 · 8480535 · 8480535
1 parent 57b3b87
commit 8480535
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Showing 3 changed files with 11 additions and 3 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 8750c6d5fcbd3342b3d908d157f81d345c5325a7
+refs/heads/master: d6014301b5599fba395c42a1e96a7fe86f7d0b2d
diff --git a/trunk/fs/ext4/file.c b/trunk/fs/ext4/file.c
@@ -39,7 +39,8 @@ static int ext4_release_file(struct inode *inode, struct file *filp)
 	}
 	/* 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))
+			(atomic_read(&inode->i_writecount) == 1) &&
+		        !EXT4_I(inode)->i_reserved_data_blocks)
 	{
 		down_write(&EXT4_I(inode)->i_data_sem);
 		ext4_discard_preallocations(inode);

diff --git a/trunk/fs/ext4/inode.c b/trunk/fs/ext4/inode.c
@@ -1067,9 +1067,16 @@ static void ext4_da_update_reserve_space(struct inode *inode, int used)
 	/*
 	 * free those over-booking quota for metadata blocks
 	 */
-
 	if (mdb_free)
 		vfs_dq_release_reservation_block(inode, mdb_free);
+
+	/*
+	 * If we have done all the pending block allocations and if
+	 * there aren't any writers on the inode, we can discard the
+	 * inode's preallocations.
+	 */
+	if (!total && (atomic_read(&inode->i_writecount) == 0))
+		ext4_discard_preallocations(inode);
 }
 
 /*