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authorIlya Dryomov <idryomov@gmail.com>2012-01-16 22:04:48 +0200
committerIlya Dryomov <idryomov@gmail.com>2012-01-16 22:04:48 +0200
commitea67176ae8c024f64d85ec33873e5eadf1af7247 (patch)
treed3674d6a4807074dbaadfdd260e2aaa3011eab5e /fs/btrfs/volumes.h
parent94e60d5a5c4b98a32b1077dec88df09ada712376 (diff)
downloadblackbird-op-linux-ea67176ae8c024f64d85ec33873e5eadf1af7247.tar.gz
blackbird-op-linux-ea67176ae8c024f64d85ec33873e5eadf1af7247.zip
Btrfs: virtual address space subset filter
Select chunks which have at least one byte located inside a given [vstart, vend) virtual address space range. Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
Diffstat (limited to 'fs/btrfs/volumes.h')
-rw-r--r--fs/btrfs/volumes.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/btrfs/volumes.h b/fs/btrfs/volumes.h
index 844b08e388f2..eac26c359312 100644
--- a/fs/btrfs/volumes.h
+++ b/fs/btrfs/volumes.h
@@ -203,6 +203,7 @@ struct map_lookup {
#define BTRFS_BALANCE_ARGS_USAGE (1ULL << 1)
#define BTRFS_BALANCE_ARGS_DEVID (1ULL << 2)
#define BTRFS_BALANCE_ARGS_DRANGE (1ULL << 3)
+#define BTRFS_BALANCE_ARGS_VRANGE (1ULL << 4)
struct btrfs_balance_args;
struct btrfs_balance_control {
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