sysv: drop lock/unlock super
Removed lock/unlock super. Added a new private s_lock mutex.
Signed-off-by: Marco Stornelli <marco.stornelli@gmail.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/fs/sysv/ialloc.c b/fs/sysv/ialloc.c
index 8233b02..f9db4eb 100644
--- a/fs/sysv/ialloc.c
+++ b/fs/sysv/ialloc.c
@@ -118,7 +118,7 @@
"%s\n", inode->i_sb->s_id);
return;
}
- lock_super(sb);
+ mutex_lock(&sbi->s_lock);
count = fs16_to_cpu(sbi, *sbi->s_sb_fic_count);
if (count < sbi->s_fic_size) {
*sv_sb_fic_inode(sb,count++) = cpu_to_fs16(sbi, ino);
@@ -128,7 +128,7 @@
dirty_sb(sb);
memset(raw_inode, 0, sizeof(struct sysv_inode));
mark_buffer_dirty(bh);
- unlock_super(sb);
+ mutex_unlock(&sbi->s_lock);
brelse(bh);
}
@@ -147,13 +147,13 @@
if (!inode)
return ERR_PTR(-ENOMEM);
- lock_super(sb);
+ mutex_lock(&sbi->s_lock);
count = fs16_to_cpu(sbi, *sbi->s_sb_fic_count);
if (count == 0 || (*sv_sb_fic_inode(sb,count-1) == 0)) {
count = refill_free_cache(sb);
if (count == 0) {
iput(inode);
- unlock_super(sb);
+ mutex_unlock(&sbi->s_lock);
return ERR_PTR(-ENOSPC);
}
}
@@ -174,7 +174,7 @@
sysv_write_inode(inode, &wbc); /* ensure inode not allocated again */
mark_inode_dirty(inode); /* cleared by sysv_write_inode() */
/* That's it. */
- unlock_super(sb);
+ mutex_unlock(&sbi->s_lock);
return inode;
}
@@ -185,7 +185,7 @@
struct sysv_inode * raw_inode;
int ino, count, sb_count;
- lock_super(sb);
+ mutex_lock(&sbi->s_lock);
sb_count = fs16_to_cpu(sbi, *sbi->s_sb_total_free_inodes);
@@ -213,7 +213,7 @@
if (count != sb_count)
goto Einval;
out:
- unlock_super(sb);
+ mutex_unlock(&sbi->s_lock);
return count;
Einval: