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authorRyusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>2010-03-23 01:15:31 +0900
committerRyusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>2010-05-10 11:32:30 +0900
commit1e2b68bf285dce604388fcb6f85b7e612156db17 (patch)
tree5cf59247e8171edceb77a521fd2cdf865f0ec9d2 /fs/nilfs2/segbuf.h
parent277a6a34175dcb0ee98dceee619e0e3190347a25 (diff)
downloadop-kernel-dev-1e2b68bf285dce604388fcb6f85b7e612156db17.zip
op-kernel-dev-1e2b68bf285dce604388fcb6f85b7e612156db17.tar.gz
nilfs2: move pointer to super root block into logs
This moves a pointer to buffer storing super root block to each log buffer from nilfs_sc_info struct for simplicity. Signed-off-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>
Diffstat (limited to 'fs/nilfs2/segbuf.h')
-rw-r--r--fs/nilfs2/segbuf.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/nilfs2/segbuf.h b/fs/nilfs2/segbuf.h
index 94dfd35..a1a0af6 100644
--- a/fs/nilfs2/segbuf.h
+++ b/fs/nilfs2/segbuf.h
@@ -76,6 +76,7 @@ struct nilfs_segsum_info {
* @sb_rest_blocks: Number of residual blocks in the current segment
* @sb_segsum_buffers: List of buffers for segment summaries
* @sb_payload_buffers: List of buffers for segment payload
+ * @sb_super_root: Pointer to buffer storing a super root block (if exists)
* @sb_nbio: Number of flying bio requests
* @sb_err: I/O error status
* @sb_bio_event: Completion event of log writing
@@ -95,6 +96,7 @@ struct nilfs_segment_buffer {
/* Buffers */
struct list_head sb_segsum_buffers;
struct list_head sb_payload_buffers; /* including super root */
+ struct buffer_head *sb_super_root;
/* io status */
int sb_nbio;
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