diff options
Diffstat (limited to 'include/linux/ext2_fs_sb.h')
-rw-r--r-- | include/linux/ext2_fs_sb.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/include/linux/ext2_fs_sb.h b/include/linux/ext2_fs_sb.h index 1cdb66367c9..db4d9f586bb 100644 --- a/include/linux/ext2_fs_sb.h +++ b/include/linux/ext2_fs_sb.h | |||
@@ -106,6 +106,15 @@ struct ext2_sb_info { | |||
106 | spinlock_t s_rsv_window_lock; | 106 | spinlock_t s_rsv_window_lock; |
107 | struct rb_root s_rsv_window_root; | 107 | struct rb_root s_rsv_window_root; |
108 | struct ext2_reserve_window_node s_rsv_window_head; | 108 | struct ext2_reserve_window_node s_rsv_window_head; |
109 | /* | ||
110 | * s_lock protects against concurrent modifications of s_mount_state, | ||
111 | * s_blocks_last, s_overhead_last and the content of superblock's | ||
112 | * buffer pointed to by sbi->s_es. | ||
113 | * | ||
114 | * Note: It is used in ext2_show_options() to provide a consistent view | ||
115 | * of the mount options. | ||
116 | */ | ||
117 | spinlock_t s_lock; | ||
109 | }; | 118 | }; |
110 | 119 | ||
111 | static inline spinlock_t * | 120 | static inline spinlock_t * |