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-rw-r--r--fs/nilfs2/segment.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/fs/nilfs2/segment.c b/fs/nilfs2/segment.c
index 981c34a0cd6..2879704509f 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