summaryrefslogtreecommitdiff
path: root/include/arch/x86_64/linux/nilfs2_ondisk.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/arch/x86_64/linux/nilfs2_ondisk.h')
-rw-r--r--include/arch/x86_64/linux/nilfs2_ondisk.h119
1 files changed, 47 insertions, 72 deletions
diff --git a/include/arch/x86_64/linux/nilfs2_ondisk.h b/include/arch/x86_64/linux/nilfs2_ondisk.h
index c12fa160..2580e6ad 100644
--- a/include/arch/x86_64/linux/nilfs2_ondisk.h
+++ b/include/arch/x86_64/linux/nilfs2_ondisk.h
@@ -92,9 +92,7 @@ struct nilfs_super_root {
struct nilfs_inode sr_sufile;
};
-#define NILFS_SR_MDT_OFFSET(inode_size, i) \
- ((unsigned long)&((struct nilfs_super_root *)0)->sr_dat + \
- (inode_size) * (i))
+#define NILFS_SR_MDT_OFFSET(inode_size, i) ((unsigned long)&((struct nilfs_super_root *)0)->sr_dat + (inode_size) * (i))
#define NILFS_SR_DAT_OFFSET(inode_size) NILFS_SR_MDT_OFFSET(inode_size, 0)
#define NILFS_SR_CPFILE_OFFSET(inode_size) NILFS_SR_MDT_OFFSET(inode_size, 1)
#define NILFS_SR_SUFILE_OFFSET(inode_size) NILFS_SR_MDT_OFFSET(inode_size, 2)
@@ -149,21 +147,21 @@ struct nilfs_super_block {
__le32 s_crc_seed; /* Seed value of CRC calculation */
/*10*/ __le32 s_sum; /* Check sum of super block */
- __le32 s_log_block_size; /*
- * Block size represented as follows
- * blocksize =
- * 1 << (s_log_block_size + 10)
- */
- __le64 s_nsegments; /* Number of segments in filesystem */
- /*20*/ __le64 s_dev_size; /* block device size in bytes */
- __le64 s_first_data_block; /* 1st seg disk block number */
+ __le32 s_log_block_size; /*
+ * Block size represented as follows
+ * blocksize =
+ * 1 << (s_log_block_size + 10)
+ */
+ __le64 s_nsegments; /* Number of segments in filesystem */
+ /*20*/ __le64 s_dev_size; /* block device size in bytes */
+ __le64 s_first_data_block; /* 1st seg disk block number */
/*30*/ __le32 s_blocks_per_segment; /* number of blocks per full segment
*/
__le32 s_r_segments_percentage; /* Reserved segments percentage */
- __le64 s_last_cno; /* Last checkpoint number */
- /*40*/ __le64 s_last_pseg; /* disk block addr pseg written last */
- __le64 s_last_seq; /* seq. number of seg written last */
+ __le64 s_last_cno; /* Last checkpoint number */
+ /*40*/ __le64 s_last_pseg; /* disk block addr pseg written last */
+ __le64 s_last_seq; /* seq. number of seg written last */
/*50*/ __le64 s_free_blocks_count; /* Free blocks count */
__le64 s_ctime; /*
@@ -270,8 +268,7 @@ struct nilfs_super_block {
* these files are written in super root block instead of ifile, and
* garbage collector doesn't keep any past versions of these files.
*/
-#define NILFS_ROOT_METADATA_FILE(ino) \
- ((ino) >= NILFS_DAT_INO && (ino) <= NILFS_SUFILE_INO)
+#define NILFS_ROOT_METADATA_FILE(ino) ((ino) >= NILFS_DAT_INO && (ino) <= NILFS_SUFILE_INO)
/*
* bytes offset of secondary super block
@@ -332,11 +329,10 @@ enum {
*
* NOTE: It must be a multiple of 8
*/
-#define NILFS_DIR_PAD 8
-#define NILFS_DIR_ROUND (NILFS_DIR_PAD - 1)
-#define NILFS_DIR_REC_LEN(name_len) \
- (((name_len) + 12 + NILFS_DIR_ROUND) & ~NILFS_DIR_ROUND)
-#define NILFS_MAX_REC_LEN ((1 << 16) - 1)
+#define NILFS_DIR_PAD 8
+#define NILFS_DIR_ROUND (NILFS_DIR_PAD - 1)
+#define NILFS_DIR_REC_LEN(name_len) (((name_len) + 12 + NILFS_DIR_ROUND) & ~NILFS_DIR_ROUND)
+#define NILFS_MAX_REC_LEN ((1 << 16) - 1)
/**
* struct nilfs_finfo - file information
@@ -534,26 +530,18 @@ enum {
NILFS_CHECKPOINT_MINOR,
};
-#define NILFS_CHECKPOINT_FNS(flag, name) \
- static __inline__ void nilfs_checkpoint_set_##name( \
- struct nilfs_checkpoint *cp) \
- { \
- cp->cp_flags = \
- __cpu_to_le32(__le32_to_cpu(cp->cp_flags) | \
- (1UL << NILFS_CHECKPOINT_##flag)); \
- } \
- static __inline__ void nilfs_checkpoint_clear_##name( \
- struct nilfs_checkpoint *cp) \
- { \
- cp->cp_flags = \
- __cpu_to_le32(__le32_to_cpu(cp->cp_flags) & \
- ~(1UL << NILFS_CHECKPOINT_##flag)); \
- } \
- static __inline__ int nilfs_checkpoint_##name( \
- const struct nilfs_checkpoint *cp) \
- { \
- return !!(__le32_to_cpu(cp->cp_flags) & \
- (1UL << NILFS_CHECKPOINT_##flag)); \
+#define NILFS_CHECKPOINT_FNS(flag, name) \
+ static __inline__ void nilfs_checkpoint_set_##name(struct nilfs_checkpoint *cp) \
+ { \
+ cp->cp_flags = __cpu_to_le32(__le32_to_cpu(cp->cp_flags) | (1UL << NILFS_CHECKPOINT_##flag)); \
+ } \
+ static __inline__ void nilfs_checkpoint_clear_##name(struct nilfs_checkpoint *cp) \
+ { \
+ cp->cp_flags = __cpu_to_le32(__le32_to_cpu(cp->cp_flags) & ~(1UL << NILFS_CHECKPOINT_##flag)); \
+ } \
+ static __inline__ int nilfs_checkpoint_##name(const struct nilfs_checkpoint *cp) \
+ { \
+ return !!(__le32_to_cpu(cp->cp_flags) & (1UL << NILFS_CHECKPOINT_##flag)); \
}
NILFS_CHECKPOINT_FNS(SNAPSHOT, snapshot)
@@ -572,10 +560,8 @@ struct nilfs_cpfile_header {
struct nilfs_snapshot_list ch_snapshot_list;
};
-#define NILFS_CPFILE_FIRST_CHECKPOINT_OFFSET \
- ((sizeof(struct nilfs_cpfile_header) + \
- sizeof(struct nilfs_checkpoint) - 1) / \
- sizeof(struct nilfs_checkpoint))
+#define NILFS_CPFILE_FIRST_CHECKPOINT_OFFSET \
+ ((sizeof(struct nilfs_cpfile_header) + sizeof(struct nilfs_checkpoint) - 1) / sizeof(struct nilfs_checkpoint))
/**
* struct nilfs_segment_usage - segment usage
@@ -598,42 +584,32 @@ enum {
NILFS_SEGMENT_USAGE_ERROR,
};
-#define NILFS_SEGMENT_USAGE_FNS(flag, name) \
- static __inline__ void nilfs_segment_usage_set_##name( \
- struct nilfs_segment_usage *su) \
- { \
- su->su_flags = \
- __cpu_to_le32(__le32_to_cpu(su->su_flags) | \
- (1UL << NILFS_SEGMENT_USAGE_##flag)); \
- } \
- static __inline__ void nilfs_segment_usage_clear_##name( \
- struct nilfs_segment_usage *su) \
- { \
- su->su_flags = \
- __cpu_to_le32(__le32_to_cpu(su->su_flags) & \
- ~(1UL << NILFS_SEGMENT_USAGE_##flag)); \
- } \
- static __inline__ int nilfs_segment_usage_##name( \
- const struct nilfs_segment_usage *su) \
- { \
- return !!(__le32_to_cpu(su->su_flags) & \
- (1UL << NILFS_SEGMENT_USAGE_##flag)); \
+#define NILFS_SEGMENT_USAGE_FNS(flag, name) \
+ static __inline__ void nilfs_segment_usage_set_##name(struct nilfs_segment_usage *su) \
+ { \
+ su->su_flags = __cpu_to_le32(__le32_to_cpu(su->su_flags) | (1UL << NILFS_SEGMENT_USAGE_##flag)); \
+ } \
+ static __inline__ void nilfs_segment_usage_clear_##name(struct nilfs_segment_usage *su) \
+ { \
+ su->su_flags = __cpu_to_le32(__le32_to_cpu(su->su_flags) & ~(1UL << NILFS_SEGMENT_USAGE_##flag)); \
+ } \
+ static __inline__ int nilfs_segment_usage_##name(const struct nilfs_segment_usage *su) \
+ { \
+ return !!(__le32_to_cpu(su->su_flags) & (1UL << NILFS_SEGMENT_USAGE_##flag)); \
}
NILFS_SEGMENT_USAGE_FNS(ACTIVE, active)
NILFS_SEGMENT_USAGE_FNS(DIRTY, dirty)
NILFS_SEGMENT_USAGE_FNS(ERROR, error)
-static __inline__ void
-nilfs_segment_usage_set_clean(struct nilfs_segment_usage *su)
+static __inline__ void nilfs_segment_usage_set_clean(struct nilfs_segment_usage *su)
{
su->su_lastmod = __cpu_to_le64(0);
su->su_nblocks = __cpu_to_le32(0);
su->su_flags = __cpu_to_le32(0);
}
-static __inline__ int
-nilfs_segment_usage_clean(const struct nilfs_segment_usage *su)
+static __inline__ int nilfs_segment_usage_clean(const struct nilfs_segment_usage *su)
{
return !__le32_to_cpu(su->su_flags);
}
@@ -651,9 +627,8 @@ struct nilfs_sufile_header {
/* ... */
};
-#define NILFS_SUFILE_FIRST_SEGMENT_USAGE_OFFSET \
- ((sizeof(struct nilfs_sufile_header) + \
- sizeof(struct nilfs_segment_usage) - 1) / \
+#define NILFS_SUFILE_FIRST_SEGMENT_USAGE_OFFSET \
+ ((sizeof(struct nilfs_sufile_header) + sizeof(struct nilfs_segment_usage) - 1) / \
sizeof(struct nilfs_segment_usage))
#endif /* _LINUX_NILFS2_ONDISK_H */
generated by cgit v1.2.3 (git 2.39.1) at 2026-04-05 14:27:18 +0000