From 54641bd17db9fbfc13c7b1d4ee0dd2713bf3e076 Mon Sep 17 00:00:00 2001 From: Chris Mason Date: Thu, 17 Jul 2008 12:54:48 -0400 Subject: [PATCH] Btrfs: Force caching of metadata block groups on mount to avoid deadlock This is a temporary change to avoid deadlocks until the extent tree locking is fixed up. Signed-off-by: Chris Mason --- fs/btrfs/extent-tree.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c index 4036c62b..be2aef1 100644 --- a/fs/btrfs/extent-tree.c +++ b/fs/btrfs/extent-tree.c @@ -3333,6 +3333,11 @@ int btrfs_read_block_groups(struct btrfs_root *root) set_state_private(block_group_cache, found_key.objectid, (unsigned long)cache); + /* hack for now */ + if (cache->flags & BTRFS_BLOCK_GROUP_METADATA) { + cache_block_group(root->fs_info->extent_root, + cache); + } if (key.objectid >= btrfs_super_total_bytes(&info->super_copy)) break; -- 1.8.2.3