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| author | Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com> | 2008-01-29 07:58:26 +0300 |
|---|---|---|
| committer | Theodore Ts'o <tytso@mit.edu> | 2008-01-29 07:58:26 +0300 |
| commit | c14c6fd5c56a0d0495d8a7c0f2bc330be658663e (patch) | |
| tree | 6ca056c1cff1103739170d7a19c66a9966c59eb2 /fs/ext4/extents.c | |
| parent | 25ec56b518257a56d2ff41a941d288e4b5ff9488 (diff) | |
| download | linux-c14c6fd5c56a0d0495d8a7c0f2bc330be658663e.tar.xz | |
ext4: Add EXT4_IOC_MIGRATE ioctl
The below patch add ioctl for migrating ext3 indirect block mapped inode
to ext4 extent mapped inode.
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Diffstat (limited to 'fs/ext4/extents.c')
| -rw-r--r-- | fs/ext4/extents.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c index 03d1bbb78a2f..01eda5c5281e 100644 --- a/fs/ext4/extents.c +++ b/fs/ext4/extents.c @@ -61,7 +61,7 @@ static ext4_fsblk_t ext_pblock(struct ext4_extent *ex) * idx_pblock: * combine low and high parts of a leaf physical block number into ext4_fsblk_t */ -static ext4_fsblk_t idx_pblock(struct ext4_extent_idx *ix) +ext4_fsblk_t idx_pblock(struct ext4_extent_idx *ix) { ext4_fsblk_t block; @@ -75,7 +75,7 @@ static ext4_fsblk_t idx_pblock(struct ext4_extent_idx *ix) * stores a large physical block number into an extent struct, * breaking it into parts */ -static void ext4_ext_store_pblock(struct ext4_extent *ex, ext4_fsblk_t pb) +void ext4_ext_store_pblock(struct ext4_extent *ex, ext4_fsblk_t pb) { ex->ee_start_lo = cpu_to_le32((unsigned long) (pb & 0xffffffff)); ex->ee_start_hi = cpu_to_le16((unsigned long) ((pb >> 31) >> 1) & 0xffff); |