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authorMiao Xie <miaox@cn.fujitsu.com>2014-04-02 13:51:05 +0200
committerChris Mason <clm@fb.com>2014-06-10 02:20:40 +0200
commit27cdeb7096b86f05ad018a24cdb63acdf0850a5d (patch)
tree1e795214fd0456f83c85843bea354d7331328bd1 /fs/btrfs/file.c
parentBtrfs: send, fix more issues related to directory renames (diff)
downloadlinux-27cdeb7096b86f05ad018a24cdb63acdf0850a5d.tar.xz
linux-27cdeb7096b86f05ad018a24cdb63acdf0850a5d.zip
Btrfs: use bitfield instead of integer data type for the some variants in btrfs_root
Signed-off-by: Miao Xie <miaox@cn.fujitsu.com> Signed-off-by: Wang Shilong <wangsl.fnst@cn.fujitsu.com> Signed-off-by: Chris Mason <clm@fb.com>
Diffstat (limited to 'fs/btrfs/file.c')
-rw-r--r--fs/btrfs/file.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c
index 3029925e96d7..5c6947dbc948 100644
--- a/fs/btrfs/file.c
+++ b/fs/btrfs/file.c
@@ -714,7 +714,7 @@ int __btrfs_drop_extents(struct btrfs_trans_handle *trans,
int recow;
int ret;
int modify_tree = -1;
- int update_refs = (root->ref_cows || root == root->fs_info->tree_root);
+ int update_refs;
int found = 0;
int leafs_visited = 0;
@@ -724,6 +724,8 @@ int __btrfs_drop_extents(struct btrfs_trans_handle *trans,
if (start >= BTRFS_I(inode)->disk_i_size && !replace_extent)
modify_tree = 0;
+ update_refs = (test_bit(BTRFS_ROOT_REF_COWS, &root->state) ||
+ root == root->fs_info->tree_root);
while (1) {
recow = 0;
ret = btrfs_lookup_file_extent(trans, root, path, ino,