diff options
| author | Chris Mason <chris.mason@oracle.com> | 2008-04-03 16:29:03 -0400 |
|---|---|---|
| committer | Chris Mason <chris.mason@oracle.com> | 2008-09-25 11:04:01 -0400 |
| commit | 8790d502e4401a4a3a4175b83a3a47e8d595c771 (patch) | |
| tree | 7e01c053d6a99c3c2a6fb71a7338b083e953f0b3 /fs/btrfs/inode.c | |
| parent | 0ef8b2428a339e83fe225e82ef8bd0ea3f62b180 (diff) | |
Btrfs: Add support for mirroring across drives
Signed-off-by: Chris Mason <chris.mason@oracle.com>
Diffstat (limited to 'fs/btrfs/inode.c')
| -rw-r--r-- | fs/btrfs/inode.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c index 0fa7cf227f1..a8ae68c6fbb 100644 --- a/fs/btrfs/inode.c +++ b/fs/btrfs/inode.c @@ -306,6 +306,7 @@ int btrfs_merge_bio_hook(struct page *page, unsigned long offset, u64 physical; u64 length = 0; u64 map_length; + int total_devs; struct bio_vec *bvec; int i; int ret; @@ -315,7 +316,8 @@ int btrfs_merge_bio_hook(struct page *page, unsigned long offset, } map_tree = &root->fs_info->mapping_tree; map_length = length; - ret = btrfs_map_block(map_tree, logical, &physical, &map_length, &dev); + ret = btrfs_map_block(map_tree, READ, 0, logical, &physical, + &map_length, &dev, &total_devs); if (map_length < length + size) { return 1; } |