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-rw-r--r--fs/btrfs/ctree.h7
1 files changed, 5 insertions, 2 deletions
diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h
index 746a724..6132088 100644
--- a/fs/btrfs/ctree.h
+++ b/fs/btrfs/ctree.h
@@ -663,6 +663,7 @@ struct btrfs_csum_item {
#define BTRFS_BLOCK_GROUP_RAID1 (1 << 4)
#define BTRFS_BLOCK_GROUP_DUP (1 << 5)
#define BTRFS_BLOCK_GROUP_RAID10 (1 << 6)
+#define BTRFS_NR_RAID_TYPES 5
struct btrfs_block_group_item {
__le64 used;
@@ -674,7 +675,8 @@ struct btrfs_space_info {
u64 flags;
u64 total_bytes; /* total bytes in the space */
- u64 bytes_used; /* total bytes used on disk */
+ u64 bytes_used; /* total bytes used,
+ this does't take mirrors into account */
u64 bytes_pinned; /* total bytes pinned, will be freed when the
transaction finishes */
u64 bytes_reserved; /* total bytes the allocator has reserved for
@@ -687,6 +689,7 @@ struct btrfs_space_info {
delalloc/allocations */
u64 bytes_delalloc; /* number of bytes currently reserved for
delayed allocation */
+ u64 disk_used; /* total bytes used on disk */
int full; /* indicates that we cannot allocate any more
chunks for this space */
@@ -704,7 +707,7 @@ struct btrfs_space_info {
int flushing;
/* for block groups in our same type */
- struct list_head block_groups;
+ struct list_head block_groups[BTRFS_NR_RAID_TYPES];
spinlock_t lock;
struct rw_semaphore groups_sem;
atomic_t caching_threads;