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Diffstat (limited to 'fs/nilfs2/segment.h')
-rw-r--r--fs/nilfs2/segment.h10
1 files changed, 8 insertions, 2 deletions
diff --git a/fs/nilfs2/segment.h b/fs/nilfs2/segment.h
index 17c487bd815..cd8056e7cbe 100644
--- a/fs/nilfs2/segment.h
+++ b/fs/nilfs2/segment.h
@@ -29,6 +29,8 @@
#include <linux/nilfs2_fs.h>
#include "sb.h"
+struct nilfs_root;
+
/**
* struct nilfs_recovery_info - Recovery information
* @ri_need_recovery: Recovery status
@@ -87,6 +89,7 @@ struct nilfs_segsum_pointer {
* struct nilfs_sc_info - Segment constructor information
* @sc_super: Back pointer to super_block struct
* @sc_sbi: Back pointer to nilfs_sb_info struct
+ * @sc_root: root object of the current filesystem tree
* @sc_nblk_inc: Block count of current generation
* @sc_dirty_files: List of files to be written
* @sc_gc_inodes: List of GC inodes having blocks to be written
@@ -107,6 +110,7 @@ struct nilfs_segsum_pointer {
* @sc_datablk_cnt: Data block count of a file
* @sc_nblk_this_inc: Number of blocks included in the current logical segment
* @sc_seg_ctime: Creation time
+ * @sc_cno: checkpoint number of current log
* @sc_flags: Internal flags
* @sc_state_lock: spinlock for sc_state and so on
* @sc_state: Segctord state flags
@@ -128,6 +132,7 @@ struct nilfs_segsum_pointer {
struct nilfs_sc_info {
struct super_block *sc_super;
struct nilfs_sb_info *sc_sbi;
+ struct nilfs_root *sc_root;
unsigned long sc_nblk_inc;
@@ -156,7 +161,7 @@ struct nilfs_sc_info {
unsigned long sc_datablk_cnt;
unsigned long sc_nblk_this_inc;
time_t sc_seg_ctime;
-
+ __u64 sc_cno;
unsigned long sc_flags;
spinlock_t sc_state_lock;
@@ -230,7 +235,8 @@ extern void nilfs_flush_segment(struct super_block *, ino_t);
extern int nilfs_clean_segments(struct super_block *, struct nilfs_argv *,
void **);
-extern int nilfs_attach_segment_constructor(struct nilfs_sb_info *);
+int nilfs_attach_segment_constructor(struct nilfs_sb_info *sbi,
+ struct nilfs_root *root);
extern void nilfs_detach_segment_constructor(struct nilfs_sb_info *);
/* recovery.c */