Gitweb:     
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=d8dd0b45438d62fc4a93d8e3cee9985710d01e40
Commit:     d8dd0b45438d62fc4a93d8e3cee9985710d01e40
Parent:     b377611d11aba5251264b487dd4485ddb80260f1
Author:     Aneesh Kumar K.V <[EMAIL PROTECTED]>
AuthorDate: Tue Oct 16 18:38:25 2007 -0400
Committer:  Theodore Ts'o <[EMAIL PROTECTED]>
CommitDate: Wed Oct 17 18:50:03 2007 -0400

    ext4: Convert ext4_extent_idx.ei_leaf to ext4_extent_idx.ei_leaf_lo
    
    Convert ext4_extent_idx.ei_leaf  ext4_extent_idx.ei_leaf_lo
    This helps in finding BUGs due to direct partial access of
    these split 48 bit values.
    
    Signed-off-by: Aneesh Kumar K.V <[EMAIL PROTECTED]>
---
 fs/ext4/extents.c               |    4 ++--
 include/linux/ext4_fs_extents.h |    2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c
index c03056a..8528774 100644
--- a/fs/ext4/extents.c
+++ b/fs/ext4/extents.c
@@ -65,7 +65,7 @@ static ext4_fsblk_t idx_pblock(struct ext4_extent_idx *ix)
 {
        ext4_fsblk_t block;
 
-       block = le32_to_cpu(ix->ei_leaf);
+       block = le32_to_cpu(ix->ei_leaf_lo);
        block |= ((ext4_fsblk_t) le16_to_cpu(ix->ei_leaf_hi) << 31) << 1;
        return block;
 }
@@ -88,7 +88,7 @@ static void ext4_ext_store_pblock(struct ext4_extent *ex, 
ext4_fsblk_t pb)
  */
 static void ext4_idx_store_pblock(struct ext4_extent_idx *ix, ext4_fsblk_t pb)
 {
-       ix->ei_leaf = cpu_to_le32((unsigned long) (pb & 0xffffffff));
+       ix->ei_leaf_lo = cpu_to_le32((unsigned long) (pb & 0xffffffff));
        ix->ei_leaf_hi = cpu_to_le16((unsigned long) ((pb >> 31) >> 1) & 
0xffff);
 }
 
diff --git a/include/linux/ext4_fs_extents.h b/include/linux/ext4_fs_extents.h
index cb2dfbb..d2045a2 100644
--- a/include/linux/ext4_fs_extents.h
+++ b/include/linux/ext4_fs_extents.h
@@ -83,7 +83,7 @@ struct ext4_extent {
  */
 struct ext4_extent_idx {
        __le32  ei_block;       /* index covers logical blocks from 'block' */
-       __le32  ei_leaf;        /* pointer to the physical block of the next *
+       __le32  ei_leaf_lo;     /* pointer to the physical block of the next *
                                 * level. leaf or next index could be there */
        __le16  ei_leaf_hi;     /* high 16 bits of physical block */
        __u16   ei_unused;
-
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