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authorChris Mason <chris.mason@oracle.com>2011-05-24 15:35:30 -0400
committerChris Mason <chris.mason@oracle.com>2011-05-26 17:52:15 -0400
commit4cb5300bc839b8a943eb19c9f27f25470e22d0ca (patch)
treeac0f2fb481c7aa6af08a624d276fa6d580c94c9b /fs/btrfs/btrfs_inode.h
parentd6c0cb379c5198487e4ac124728cbb2346d63b1f (diff)
downloadop-kernel-dev-4cb5300bc839b8a943eb19c9f27f25470e22d0ca.zip
op-kernel-dev-4cb5300bc839b8a943eb19c9f27f25470e22d0ca.tar.gz
Btrfs: add mount -o auto_defrag
This will detect small random writes into files and queue the up for an auto defrag process. It isn't well suited to database workloads yet, but works for smaller files such as rpm, sqlite or bdb databases. Signed-off-by: Chris Mason <chris.mason@oracle.com>
Diffstat (limited to 'fs/btrfs/btrfs_inode.h')
-rw-r--r--fs/btrfs/btrfs_inode.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/btrfs/btrfs_inode.h b/fs/btrfs/btrfs_inode.h
index d0b0e43..93b1aa9 100644
--- a/fs/btrfs/btrfs_inode.h
+++ b/fs/btrfs/btrfs_inode.h
@@ -153,6 +153,7 @@ struct btrfs_inode {
unsigned ordered_data_close:1;
unsigned orphan_meta_reserved:1;
unsigned dummy_inode:1;
+ unsigned in_defrag:1;
/*
* always compress this one file
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