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-rw-r--r--fs/btrfs/btrfs_inode.h13
1 files changed, 13 insertions, 0 deletions
diff --git a/fs/btrfs/btrfs_inode.h b/fs/btrfs/btrfs_inode.h
index ce2c9d60031..e616f8872e6 100644
--- a/fs/btrfs/btrfs_inode.h
+++ b/fs/btrfs/btrfs_inode.h
@@ -199,4 +199,17 @@ static inline bool btrfs_is_free_space_inode(struct btrfs_root *root,
return false;
}
+static inline int btrfs_inode_in_log(struct inode *inode, u64 generation)
+{
+ struct btrfs_root *root = BTRFS_I(inode)->root;
+ int ret = 0;
+
+ mutex_lock(&root->log_mutex);
+ if (BTRFS_I(inode)->logged_trans == generation &&
+ BTRFS_I(inode)->last_sub_trans <= root->last_log_commit)
+ ret = 1;
+ mutex_unlock(&root->log_mutex);
+ return ret;
+}
+
#endif