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Diffstat (limited to 'fs/bfs')
-rw-r--r--fs/bfs/bfs.h1
-rw-r--r--fs/bfs/file.c3
-rw-r--r--fs/bfs/inode.c46
3 files changed, 7 insertions, 43 deletions
diff --git a/fs/bfs/bfs.h b/fs/bfs/bfs.h
index 7109e451abf7..f7f87e233dd9 100644
--- a/fs/bfs/bfs.h
+++ b/fs/bfs/bfs.h
@@ -17,7 +17,6 @@ struct bfs_sb_info {
unsigned long si_lf_eblk;
unsigned long si_lasti;
unsigned long *si_imap;
- struct buffer_head *si_sbh; /* buffer header w/superblock */
struct mutex bfs_lock;
};
diff --git a/fs/bfs/file.c b/fs/bfs/file.c
index 8fc2e9c9739d..eb67edd0f8ea 100644
--- a/fs/bfs/file.c
+++ b/fs/bfs/file.c
@@ -70,7 +70,6 @@ static int bfs_get_block(struct inode *inode, sector_t block,
struct super_block *sb = inode->i_sb;
struct bfs_sb_info *info = BFS_SB(sb);
struct bfs_inode_info *bi = BFS_I(inode);
- struct buffer_head *sbh = info->si_sbh;
phys = bi->i_sblock + block;
if (!create) {
@@ -112,7 +111,6 @@ static int bfs_get_block(struct inode *inode, sector_t block,
info->si_freeb -= phys - bi->i_eblock;
info->si_lf_eblk = bi->i_eblock = phys;
mark_inode_dirty(inode);
- mark_buffer_dirty(sbh);
err = 0;
goto out;
}
@@ -147,7 +145,6 @@ static int bfs_get_block(struct inode *inode, sector_t block,
*/
info->si_freeb -= bi->i_eblock - bi->i_sblock + 1 - inode->i_blocks;
mark_inode_dirty(inode);
- mark_buffer_dirty(sbh);
map_bh(bh_result, sb, phys);
out:
mutex_unlock(&info->bfs_lock);
diff --git a/fs/bfs/inode.c b/fs/bfs/inode.c
index 0499822b1568..c4daf0f5fc02 100644
--- a/fs/bfs/inode.c
+++ b/fs/bfs/inode.c
@@ -31,7 +31,6 @@ MODULE_LICENSE("GPL");
#define dprintf(x...)
#endif
-static void bfs_write_super(struct super_block *s);
void dump_imap(const char *prefix, struct super_block *s);
struct inode *bfs_iget(struct super_block *sb, unsigned long ino)
@@ -204,33 +203,11 @@ static void bfs_evict_inode(struct inode *inode)
* "last block of the last file" even if there is no
* real file there, saves us 1 gap.
*/
- if (info->si_lf_eblk == bi->i_eblock) {
+ if (info->si_lf_eblk == bi->i_eblock)
info->si_lf_eblk = bi->i_sblock - 1;
- mark_buffer_dirty(info->si_sbh);
- }
mutex_unlock(&info->bfs_lock);
}
-static int bfs_sync_fs(struct super_block *sb, int wait)
-{
- struct bfs_sb_info *info = BFS_SB(sb);
-
- mutex_lock(&info->bfs_lock);
- mark_buffer_dirty(info->si_sbh);
- sb->s_dirt = 0;
- mutex_unlock(&info->bfs_lock);
-
- return 0;
-}
-
-static void bfs_write_super(struct super_block *sb)
-{
- if (!(sb->s_flags & MS_RDONLY))
- bfs_sync_fs(sb, 1);
- else
- sb->s_dirt = 0;
-}
-
static void bfs_put_super(struct super_block *s)
{
struct bfs_sb_info *info = BFS_SB(s);
@@ -240,10 +217,6 @@ static void bfs_put_super(struct super_block *s)
lock_kernel();
- if (s->s_dirt)
- bfs_write_super(s);
-
- brelse(info->si_sbh);
mutex_destroy(&info->bfs_lock);
kfree(info->si_imap);
kfree(info);
@@ -315,8 +288,6 @@ static const struct super_operations bfs_sops = {
.write_inode = bfs_write_inode,
.evict_inode = bfs_evict_inode,
.put_super = bfs_put_super,
- .write_super = bfs_write_super,
- .sync_fs = bfs_sync_fs,
.statfs = bfs_statfs,
};
@@ -343,7 +314,7 @@ void dump_imap(const char *prefix, struct super_block *s)
static int bfs_fill_super(struct super_block *s, void *data, int silent)
{
- struct buffer_head *bh;
+ struct buffer_head *bh, *sbh;
struct bfs_super_block *bfs_sb;
struct inode *inode;
unsigned i, imap_len;
@@ -359,10 +330,10 @@ static int bfs_fill_super(struct super_block *s, void *data, int silent)
sb_set_blocksize(s, BFS_BSIZE);
- info->si_sbh = sb_bread(s, 0);
- if (!info->si_sbh)
+ sbh = sb_bread(s, 0);
+ if (!sbh)
goto out;
- bfs_sb = (struct bfs_super_block *)info->si_sbh->b_data;
+ bfs_sb = (struct bfs_super_block *)sbh->b_data;
if (le32_to_cpu(bfs_sb->s_magic) != BFS_MAGIC) {
if (!silent)
printf("No BFS filesystem on %s (magic=%08x)\n",
@@ -466,10 +437,7 @@ static int bfs_fill_super(struct super_block *s, void *data, int silent)
info->si_lf_eblk = eblock;
}
brelse(bh);
- if (!(s->s_flags & MS_RDONLY)) {
- mark_buffer_dirty(info->si_sbh);
- s->s_dirt = 1;
- }
+ brelse(sbh);
dump_imap("read_super", s);
return 0;
@@ -479,7 +447,7 @@ out3:
out2:
kfree(info->si_imap);
out1:
- brelse(info->si_sbh);
+ brelse(sbh);
out:
mutex_destroy(&info->bfs_lock);
kfree(info);