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authorRyusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>2009-11-13 02:25:41 +0900
committerRyusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>2009-11-20 10:05:48 +0900
commitfd66c0d5c377ee8146909d0eb9258539e4b0f293 (patch)
tree7fefab4c3108aff9d18943a17cd3522a53bdc3bd
parent3961f0e2775f84a8f81b0dcddb0b356ebfe0696b (diff)
downloadop-kernel-dev-fd66c0d5c377ee8146909d0eb9258539e4b0f293.zip
op-kernel-dev-fd66c0d5c377ee8146909d0eb9258539e4b0f293.tar.gz
nilfs2: hide nilfs_mdt_clear calls in nilfs_mdt_destroy
This will hide a function call of nilfs_mdt_clear() in nilfs_mdt_destroy(). This ensures nilfs_mdt_destroy() to do cleanup jobs included in nilfs_mdt_clear(). Signed-off-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>
-rw-r--r--fs/nilfs2/gcinode.c1
-rw-r--r--fs/nilfs2/mdt.c7
-rw-r--r--fs/nilfs2/mdt.h1
-rw-r--r--fs/nilfs2/recovery.c6
-rw-r--r--fs/nilfs2/super.c1
-rw-r--r--fs/nilfs2/the_nilfs.c4
6 files changed, 5 insertions, 15 deletions
diff --git a/fs/nilfs2/gcinode.c b/fs/nilfs2/gcinode.c
index 32b04da..67d2099 100644
--- a/fs/nilfs2/gcinode.c
+++ b/fs/nilfs2/gcinode.c
@@ -266,7 +266,6 @@ struct inode *nilfs_gc_iget(struct the_nilfs *nilfs, ino_t ino, __u64 cno)
*/
void nilfs_clear_gcinode(struct inode *inode)
{
- nilfs_mdt_clear(inode);
nilfs_mdt_destroy(inode);
}
diff --git a/fs/nilfs2/mdt.c b/fs/nilfs2/mdt.c
index 62074e8..3028e8f 100644
--- a/fs/nilfs2/mdt.c
+++ b/fs/nilfs2/mdt.c
@@ -553,14 +553,15 @@ void nilfs_mdt_set_shadow(struct inode *orig, struct inode *shadow)
&NILFS_I(orig)->i_btnode_cache;
}
-void nilfs_mdt_clear(struct inode *inode)
+static void nilfs_mdt_clear(struct inode *inode)
{
struct nilfs_inode_info *ii = NILFS_I(inode);
invalidate_mapping_pages(inode->i_mapping, 0, -1);
truncate_inode_pages(inode->i_mapping, 0);
- nilfs_bmap_clear(ii->i_bmap);
+ if (test_bit(NILFS_I_BMAP, &ii->i_state))
+ nilfs_bmap_clear(ii->i_bmap);
nilfs_btnode_cache_clear(&ii->i_btnode_cache);
}
@@ -568,6 +569,8 @@ void nilfs_mdt_destroy(struct inode *inode)
{
struct nilfs_mdt_info *mdi = NILFS_MDT(inode);
+ nilfs_mdt_clear(inode);
+
kfree(mdi->mi_bgl); /* kfree(NULL) is safe */
kfree(mdi);
nilfs_destroy_inode(inode);
diff --git a/fs/nilfs2/mdt.h b/fs/nilfs2/mdt.h
index cd2903a..c396b6c 100644
--- a/fs/nilfs2/mdt.h
+++ b/fs/nilfs2/mdt.h
@@ -79,7 +79,6 @@ struct inode *nilfs_mdt_new(struct the_nilfs *, struct super_block *, ino_t,
struct inode *nilfs_mdt_new_common(struct the_nilfs *, struct super_block *,
ino_t, gfp_t, size_t);
void nilfs_mdt_destroy(struct inode *);
-void nilfs_mdt_clear(struct inode *);
void nilfs_mdt_set_entry_size(struct inode *, unsigned, unsigned);
void nilfs_mdt_set_shadow(struct inode *, struct inode *);
diff --git a/fs/nilfs2/recovery.c b/fs/nilfs2/recovery.c
index 6dc8359..bcd386d 100644
--- a/fs/nilfs2/recovery.c
+++ b/fs/nilfs2/recovery.c
@@ -770,14 +770,8 @@ int nilfs_recover_logical_segments(struct the_nilfs *nilfs,
nilfs_finish_roll_forward(nilfs, sbi, ri);
}
- nilfs_detach_checkpoint(sbi);
- return 0;
-
failed:
nilfs_detach_checkpoint(sbi);
- nilfs_mdt_clear(nilfs->ns_cpfile);
- nilfs_mdt_clear(nilfs->ns_sufile);
- nilfs_mdt_clear(nilfs->ns_dat);
return err;
}
diff --git a/fs/nilfs2/super.c b/fs/nilfs2/super.c
index 05ae52a..f526169 100644
--- a/fs/nilfs2/super.c
+++ b/fs/nilfs2/super.c
@@ -407,7 +407,6 @@ void nilfs_detach_checkpoint(struct nilfs_sb_info *sbi)
{
struct the_nilfs *nilfs = sbi->s_nilfs;
- nilfs_mdt_clear(sbi->s_ifile);
nilfs_mdt_destroy(sbi->s_ifile);
sbi->s_ifile = NULL;
down_write(&nilfs->ns_super_sem);
diff --git a/fs/nilfs2/the_nilfs.c b/fs/nilfs2/the_nilfs.c
index bc7760c..75095ed 100644
--- a/fs/nilfs2/the_nilfs.c
+++ b/fs/nilfs2/the_nilfs.c
@@ -146,13 +146,9 @@ void put_nilfs(struct the_nilfs *nilfs)
might_sleep();
if (nilfs_loaded(nilfs)) {
- nilfs_mdt_clear(nilfs->ns_sufile);
nilfs_mdt_destroy(nilfs->ns_sufile);
- nilfs_mdt_clear(nilfs->ns_cpfile);
nilfs_mdt_destroy(nilfs->ns_cpfile);
- nilfs_mdt_clear(nilfs->ns_dat);
nilfs_mdt_destroy(nilfs->ns_dat);
- /* XXX: how and when to clear nilfs->ns_gc_dat? */
nilfs_mdt_destroy(nilfs->ns_gc_dat);
}
if (nilfs_init(nilfs)) {
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