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| author | Chris Mason <chris.mason@oracle.com> | 2007-04-19 13:37:44 -0400 |
|---|---|---|
| committer | David Woodhouse <dwmw2@hera.kernel.org> | 2007-04-19 13:37:44 -0400 |
| commit | 236454dfffb64a95ee01c50a215153f5de61c475 (patch) | |
| tree | 605a8256dc83916c4daac5e709117cdd2fab3d64 /fs/btrfs/disk-io.c | |
| parent | a429e51371eee3c989160c003ee40bc3947c6a76 (diff) | |
| download | talos-op-linux-236454dfffb64a95ee01c50a215153f5de61c475.tar.gz talos-op-linux-236454dfffb64a95ee01c50a215153f5de61c475.zip | |
Btrfs: many file_write fixes, inline data
Signed-off-by: Chris Mason <chris.mason@oracle.com>
Diffstat (limited to 'fs/btrfs/disk-io.c')
| -rw-r--r-- | fs/btrfs/disk-io.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c index a2a3f529cada..11e17a2f736b 100644 --- a/fs/btrfs/disk-io.c +++ b/fs/btrfs/disk-io.c @@ -108,6 +108,12 @@ int btrfs_map_bh_to_logical(struct btrfs_root *root, struct buffer_head *bh, int ret; + if (logical == 0) { + bh->b_bdev = NULL; + bh->b_blocknr = 0; + set_buffer_mapped(bh); + return 0; + } root = root->fs_info->dev_root; ret = radix_tree_gang_lookup(&root->fs_info->dev_radix, (void **)lookup, |
