ext4: Drop EXT4_GET_BLOCKS_UPDATE_RESERVE_SPACE flag

We should update reserve space if it is delalloc buffer
and that is indicated by EXT4_GET_BLOCKS_DELALLOC_RESERVE flag.
So use EXT4_GET_BLOCKS_DELALLOC_RESERVE in place of
EXT4_GET_BLOCKS_UPDATE_RESERVE_SPACE

Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>

3 files changed, 8 insertions, 11 deletions

diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h
index b98de17e542a..874d169a193e 100644
--- a/fs/ext4/ext4.h
+++ b/fs/ext4/ext4.h
@@ -361,14 +361,11 @@ struct ext4_new_group_data {
            so set the magic i_delalloc_reserve_flag after taking the 
            inode allocation semaphore for */
 #define EXT4_GET_BLOCKS_DELALLOC_RESERVE        0x0004
-        /* Call ext4_da_update_reserve_space() after successfully 
-           allocating the blocks */
-#define EXT4_GET_BLOCKS_UPDATE_RESERVE_SPACE    0x0008
         /* caller is from the direct IO path, request to creation of an
         unitialized extents if not allocated, split the uninitialized
         extent if blocks has been preallocated already*/
-#define EXT4_GET_BLOCKS_DIO                     0x0010
-#define EXT4_GET_BLOCKS_CONVERT                 0x0020
+#define EXT4_GET_BLOCKS_DIO                     0x0008
+#define EXT4_GET_BLOCKS_CONVERT                 0x0010
 #define EXT4_GET_BLOCKS_DIO_CREATE_EXT          (EXT4_GET_BLOCKS_DIO|\
                                          EXT4_GET_BLOCKS_CREATE_UNINIT_EXT)
         /* Convert extent to initialized after direct IO complete */
diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c
index 3b6ff72026f0..765a4826b118 100644
--- a/fs/ext4/extents.c
+++ b/fs/ext4/extents.c
@@ -3142,7 +3142,7 @@ out:
          * But fallocate would have already updated quota and block
          * count for this offset. So cancel these reservation
          */
-        if (flags & EXT4_GET_BLOCKS_UPDATE_RESERVE_SPACE)
+        if (flags & EXT4_GET_BLOCKS_DELALLOC_RESERVE)
                 ext4_da_update_reserve_space(inode, allocated, 0);
 
 map_out:
@@ -3388,7 +3388,7 @@ int ext4_ext_get_blocks(handle_t *handle, struct inode *inode,
          * Update reserved blocks/metadata blocks after successful
          * block allocation which had been deferred till now.
          */
-        if (flags & EXT4_GET_BLOCKS_UPDATE_RESERVE_SPACE)
+        if (flags & EXT4_GET_BLOCKS_DELALLOC_RESERVE)
                 ext4_da_update_reserve_space(inode, allocated, 1);
 
         /*
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index c955f6490b78..e11952404e02 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -1316,7 +1316,7 @@ int ext4_get_blocks(handle_t *handle, struct inode *inode, sector_t block,
                  * reserve space here.
                  */
                 if ((retval > 0) &&
-                        (flags & EXT4_GET_BLOCKS_UPDATE_RESERVE_SPACE))
+                        (flags & EXT4_GET_BLOCKS_DELALLOC_RESERVE))
                         ext4_da_update_reserve_space(inode, retval, 1);
         }
         if (flags & EXT4_GET_BLOCKS_DELALLOC_RESERVE)
@@ -2219,10 +2219,10 @@ static int mpage_da_map_blocks(struct mpage_da_data *mpd)
          * variables are updated after the blocks have been allocated.
          */
         new.b_state = 0;
-        get_blocks_flags = (EXT4_GET_BLOCKS_CREATE |
-                            EXT4_GET_BLOCKS_DELALLOC_RESERVE);
+        get_blocks_flags = EXT4_GET_BLOCKS_CREATE;
         if (mpd->b_state & (1 << BH_Delay))
-                get_blocks_flags |= EXT4_GET_BLOCKS_UPDATE_RESERVE_SPACE;
+                get_blocks_flags |= EXT4_GET_BLOCKS_DELALLOC_RESERVE;
+
         blks = ext4_get_blocks(handle, mpd->inode, next, max_blocks,
                                &new, get_blocks_flags);
         if (blks < 0) {