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authorRyusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>2010-03-22 19:50:38 +0300
committerRyusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>2010-05-10 06:32:30 +0400
commitaaed1d5bfac459ead9aaad324e7fe3326250f50a (patch)
tree389f305354db9a45a482ff38e5f0ffab030c76bd /fs/nilfs2/segment.c
parent1e2b68bf285dce604388fcb6f85b7e612156db17 (diff)
downloadlinux-aaed1d5bfac459ead9aaad324e7fe3326250f50a.tar.xz
nilfs2: move out checksum routines to segment buffer code
This moves out checksum routines in log writer to segbuf.c for cleanup. Signed-off-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>
Diffstat (limited to 'fs/nilfs2/segment.c')
-rw-r--r--fs/nilfs2/segment.c33
1 files changed, 3 insertions, 30 deletions
diff --git a/fs/nilfs2/segment.c b/fs/nilfs2/segment.c
index 7ab0270b2629..f649f0189589 100644
--- a/fs/nilfs2/segment.c
+++ b/fs/nilfs2/segment.c
@@ -932,35 +932,6 @@ static void nilfs_segctor_fill_in_file_bmap(struct nilfs_sc_info *sci,
}
}
-/*
- * CRC calculation routines
- */
-static void nilfs_fill_in_super_root_crc(struct buffer_head *bh_sr, u32 seed)
-{
- struct nilfs_super_root *raw_sr =
- (struct nilfs_super_root *)bh_sr->b_data;
- u32 crc;
-
- crc = crc32_le(seed,
- (unsigned char *)raw_sr + sizeof(raw_sr->sr_sum),
- NILFS_SR_BYTES - sizeof(raw_sr->sr_sum));
- raw_sr->sr_sum = cpu_to_le32(crc);
-}
-
-static void nilfs_segctor_fill_in_checksums(struct nilfs_sc_info *sci,
- u32 seed)
-{
- struct nilfs_segment_buffer *segbuf;
-
- list_for_each_entry(segbuf, &sci->sc_segbufs, sb_list) {
- if (segbuf->sb_super_root)
- nilfs_fill_in_super_root_crc(segbuf->sb_super_root,
- seed);
- nilfs_segbuf_fill_in_segsum_crc(segbuf, seed);
- nilfs_segbuf_fill_in_data_crc(segbuf, seed);
- }
-}
-
static void nilfs_segctor_fill_in_super_root(struct nilfs_sc_info *sci,
struct the_nilfs *nilfs)
{
@@ -2174,7 +2145,9 @@ static int nilfs_segctor_do_construct(struct nilfs_sc_info *sci, int mode)
nilfs_abort_logs(&sci->sc_segbufs, failed_page, err);
goto failed_to_write;
}
- nilfs_segctor_fill_in_checksums(sci, nilfs->ns_crc_seed);
+
+ nilfs_add_checksums_on_logs(&sci->sc_segbufs,
+ nilfs->ns_crc_seed);
err = nilfs_segctor_write(sci, nilfs);
if (unlikely(err))