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authorArne Jansen <sensille@gmx.net>2011-09-14 15:44:05 +0200
committerJan Schmidt <list.btrfs@jan-o-sch.net>2012-07-12 10:54:39 +0200
commitc556723794b3487a79de1ecd6354975b1389f5ff (patch)
tree99b363645203df002ab421bbd7be3b56dbd1e6ef /fs/btrfs/transaction.h
parent546adb0d817c34dc2be3a7cb5bba8771f837a562 (diff)
Btrfs: hooks to reserve qgroup space
Like block reserves, reserve a small piece of space on each transaction start and for delalloc. These are the hooks that can actually return EDQUOT to the user. The amount of space reserved is tracked in the transaction handle. Signed-off-by: Arne Jansen <sensille@gmx.net>
Diffstat (limited to 'fs/btrfs/transaction.h')
-rw-r--r--fs/btrfs/transaction.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/btrfs/transaction.h b/fs/btrfs/transaction.h
index 16ba00842c3..2759e0572c5 100644
--- a/fs/btrfs/transaction.h
+++ b/fs/btrfs/transaction.h
@@ -50,6 +50,7 @@ struct btrfs_transaction {
struct btrfs_trans_handle {
u64 transid;
u64 bytes_reserved;
+ u64 qgroup_reserved;
unsigned long use_count;
unsigned long blocks_reserved;
unsigned long blocks_used;