diff options
| -rw-r--r-- | fs/nilfs2/segment.c | 9 | ||||
| -rw-r--r-- | fs/nilfs2/segment.h | 3 | ||||
| -rw-r--r-- | include/linux/nilfs2_fs.h | 3 |
3 files changed, 15 insertions, 0 deletions
diff --git a/fs/nilfs2/segment.c b/fs/nilfs2/segment.c index 981c34a0cd69..2879704509fd 100644 --- a/fs/nilfs2/segment.c +++ b/fs/nilfs2/segment.c @@ -462,6 +462,9 @@ static void nilfs_segctor_begin_finfo(struct nilfs_sc_info *sci, sci->sc_binfo_ptr = sci->sc_finfo_ptr; nilfs_segctor_map_segsum_entry( sci, &sci->sc_binfo_ptr, sizeof(struct nilfs_finfo)); + + if (inode->i_sb && !test_bit(NILFS_SC_HAVE_DELTA, &sci->sc_flags)) + set_bit(NILFS_SC_HAVE_DELTA, &sci->sc_flags); /* skip finfo */ } @@ -887,6 +890,11 @@ static int nilfs_segctor_fill_in_checkpoint(struct nilfs_sc_info *sci) raw_cp->cp_create = cpu_to_le64(sci->sc_seg_ctime); raw_cp->cp_cno = cpu_to_le64(nilfs->ns_cno); + if (test_bit(NILFS_SC_HAVE_DELTA, &sci->sc_flags)) + nilfs_checkpoint_clear_minor(raw_cp); + else + nilfs_checkpoint_set_minor(raw_cp); + nilfs_write_inode_common(sbi->s_ifile, &raw_cp->cp_ifile_inode, 1); nilfs_cpfile_put_checkpoint(nilfs->ns_cpfile, nilfs->ns_cno, bh_cp); return 0; @@ -2091,6 +2099,7 @@ static void nilfs_segctor_complete_write(struct nilfs_sc_info *sci) nilfs_set_last_segment(nilfs, segbuf->sb_pseg_start, segbuf->sb_sum.seg_seq, nilfs->ns_cno); + clear_bit(NILFS_SC_HAVE_DELTA, &sci->sc_flags); clear_bit(NILFS_SC_DIRTY, &sci->sc_flags); set_bit(NILFS_SC_SUPER_ROOT, &sci->sc_flags); } else diff --git a/fs/nilfs2/segment.h b/fs/nilfs2/segment.h index fbd162d71707..bb7d417fec62 100644 --- a/fs/nilfs2/segment.h +++ b/fs/nilfs2/segment.h @@ -185,6 +185,9 @@ enum { NILFS_SC_SUPER_ROOT, /* The latest segment has a super root */ NILFS_SC_PRIOR_FLUSH, /* Requesting immediate flush without making a checkpoint */ + NILFS_SC_HAVE_DELTA, /* Next checkpoint will have update of files + other than DAT, cpfile, sufile, or files + moved by GC */ }; /* sc_state */ diff --git a/include/linux/nilfs2_fs.h b/include/linux/nilfs2_fs.h index e9c84aa4a8e1..cbce6647f7fd 100644 --- a/include/linux/nilfs2_fs.h +++ b/include/linux/nilfs2_fs.h @@ -470,6 +470,7 @@ enum { NILFS_CHECKPOINT_SNAPSHOT, NILFS_CHECKPOINT_INVALID, NILFS_CHECKPOINT_SKETCH, + NILFS_CHECKPOINT_MINOR, }; #define NILFS_CHECKPOINT_FNS(flag, name) \ @@ -494,6 +495,7 @@ nilfs_checkpoint_##name(const struct nilfs_checkpoint *cp) \ NILFS_CHECKPOINT_FNS(SNAPSHOT, snapshot) NILFS_CHECKPOINT_FNS(INVALID, invalid) +NILFS_CHECKPOINT_FNS(MINOR, minor) /** * struct nilfs_cpinfo - checkpoint information @@ -526,6 +528,7 @@ nilfs_cpinfo_##name(const struct nilfs_cpinfo *cpinfo) \ NILFS_CPINFO_FNS(SNAPSHOT, snapshot) NILFS_CPINFO_FNS(INVALID, invalid) +NILFS_CPINFO_FNS(MINOR, minor) /** |