Merge branch 'core-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel...

[karo-tx-linux.git] / fs / nilfs2 / bmap.h

diff --git a/fs/nilfs2/bmap.h b/fs/nilfs2/bmap.h
index 40d9f453d31c121d29dc09279bfa57ece7d79d7d..b89e68076adc262b737c44a0b04104f56a790bd1 100644 (file)
--- a/fs/nilfs2/bmap.h
+++ b/fs/nilfs2/bmap.h
@@ -135,6 +135,13 @@ struct nilfs_bmap {
 /* state */
 #define NILFS_BMAP_DIRTY       0x00000001
 
+/**
+ * struct nilfs_bmap_store - shadow copy of bmap state
+ * @data: cached raw block mapping of on-disk inode
+ * @last_allocated_key: cached value of last allocated key for data block
+ * @last_allocated_ptr: cached value of last allocated ptr for data block
+ * @state: cached value of state field of bmap structure
+ */
 struct nilfs_bmap_store {
        __le64 data[NILFS_BMAP_SIZE / sizeof(__le64)];
        __u64 last_allocated_key;