repair sysv_write_inode(), switch sysv to simple_fsync()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/fs/sysv/inode.c b/fs/sysv/inode.c
index a3f45fc..425c976 100644
--- a/fs/sysv/inode.c
+++ b/fs/sysv/inode.c
@@ -247,7 +247,7 @@
return ERR_PTR(-EIO);
}
-static struct buffer_head * sysv_update_inode(struct inode * inode)
+int sysv_write_inode(struct inode *inode, int wait)
{
struct super_block * sb = inode->i_sb;
struct sysv_sb_info * sbi = SYSV_SB(sb);
@@ -255,19 +255,21 @@
struct sysv_inode * raw_inode;
struct sysv_inode_info * si;
unsigned int ino, block;
+ int err = 0;
ino = inode->i_ino;
if (!ino || ino > sbi->s_ninodes) {
printk("Bad inode number on dev %s: %d is out of range\n",
inode->i_sb->s_id, ino);
- return NULL;
+ return -EIO;
}
raw_inode = sysv_raw_inode(sb, ino, &bh);
if (!raw_inode) {
printk("unable to read i-node block\n");
- return NULL;
+ return -EIO;
}
+ lock_kernel();
raw_inode->i_mode = cpu_to_fs16(sbi, inode->i_mode);
raw_inode->i_uid = cpu_to_fs16(sbi, fs_high2lowuid(inode->i_uid));
raw_inode->i_gid = cpu_to_fs16(sbi, fs_high2lowgid(inode->i_gid));
@@ -283,38 +285,23 @@
for (block = 0; block < 10+1+1+1; block++)
write3byte(sbi, (u8 *)&si->i_data[block],
&raw_inode->i_data[3*block]);
- mark_buffer_dirty(bh);
- return bh;
-}
-
-int sysv_write_inode(struct inode * inode, int wait)
-{
- struct buffer_head *bh;
- lock_kernel();
- bh = sysv_update_inode(inode);
- brelse(bh);
unlock_kernel();
+ mark_buffer_dirty(bh);
+ if (wait) {
+ sync_dirty_buffer(bh);
+ if (buffer_req(bh) && !buffer_uptodate(bh)) {
+ printk ("IO error syncing sysv inode [%s:%08x]\n",
+ sb->s_id, ino);
+ err = -EIO;
+ }
+ }
+ brelse(bh);
return 0;
}
-int sysv_sync_inode(struct inode * inode)
+int sysv_sync_inode(struct inode *inode)
{
- int err = 0;
- struct buffer_head *bh;
-
- bh = sysv_update_inode(inode);
- if (bh && buffer_dirty(bh)) {
- sync_dirty_buffer(bh);
- if (buffer_req(bh) && !buffer_uptodate(bh)) {
- printk ("IO error syncing sysv inode [%s:%08lx]\n",
- inode->i_sb->s_id, inode->i_ino);
- err = -1;
- }
- }
- else if (!bh)
- err = -1;
- brelse (bh);
- return err;
+ return sysv_write_inode(inode, 1);
}
static void sysv_delete_inode(struct inode *inode)