proc: remove obsolete comments

[safe/jmp/linux-2.6] / fs / logfs / logfs.h

diff --git a/fs/logfs/logfs.h b/fs/logfs/logfs.h
index 32bf556..1a9db84 100644 (file)
--- a/fs/logfs/logfs.h
+++ b/fs/logfs/logfs.h
@@ -144,6 +144,7 @@ struct logfs_area_ops {
  * @erase:                     erase one segment
  * @read:                      read from the device
  * @erase:                     erase part of the device
+ * @can_write_buf:             decide whether wbuf can be written to ofs
  */
 struct logfs_device_ops {
        struct page *(*find_first_sb)(struct super_block *sb, u64 *ofs);
@@ -153,6 +154,7 @@ struct logfs_device_ops {
        void (*writeseg)(struct super_block *sb, u64 ofs, size_t len);
        int (*erase)(struct super_block *sb, loff_t ofs, size_t len,
                        int ensure_write);
+       int (*can_write_buf)(struct super_block *sb, u64 ofs);
        void (*sync)(struct super_block *sb);
        void (*put_device)(struct super_block *sb);
 };
@@ -394,6 +396,7 @@ struct logfs_super {
        int      s_lock_count;
        mempool_t *s_block_pool;                /* struct logfs_block pool */
        mempool_t *s_shadow_pool;               /* struct logfs_shadow pool */
+       struct list_head s_writeback_list;      /* writeback pages */
        /*
         * Space accounting:
         * - s_used_bytes specifies space used to store valid data objects.
@@ -704,7 +707,7 @@ static inline gc_level_t expand_level(u64 ino, level_t __level)
        u8 level = (__force u8)__level;
 
        if (ino == LOGFS_INO_MASTER) {
-               /* ifile has seperate areas */
+               /* ifile has separate areas */
                level += LOGFS_MAX_LEVELS;
        }
        return (__force gc_level_t)level;