* begin the transaction before we search the directory.
*/
ip = ialloc(dip, mode);
- if (ip == NULL) {
- rc = -ENOSPC;
+ if (IS_ERR(ip)) {
+ rc = PTR_ERR(ip);
goto out2;
}
tid = txBegin(dip->i_sb, 0);
- down(&JFS_IP(dip)->commit_sem);
- down(&JFS_IP(ip)->commit_sem);
+ mutex_lock(&JFS_IP(dip)->commit_mutex);
+ mutex_lock(&JFS_IP(ip)->commit_mutex);
rc = jfs_init_acl(tid, ip, dip);
if (rc)
out3:
txEnd(tid);
- up(&JFS_IP(dip)->commit_sem);
- up(&JFS_IP(ip)->commit_sem);
+ mutex_unlock(&JFS_IP(ip)->commit_mutex);
+ mutex_unlock(&JFS_IP(dip)->commit_mutex);
if (rc) {
free_ea_wmap(ip);
ip->i_nlink = 0;
* begin the transaction before we search the directory.
*/
ip = ialloc(dip, S_IFDIR | mode);
- if (ip == NULL) {
- rc = -ENOSPC;
+ if (IS_ERR(ip)) {
+ rc = PTR_ERR(ip);
goto out2;
}
tid = txBegin(dip->i_sb, 0);
- down(&JFS_IP(dip)->commit_sem);
- down(&JFS_IP(ip)->commit_sem);
+ mutex_lock(&JFS_IP(dip)->commit_mutex);
+ mutex_lock(&JFS_IP(ip)->commit_mutex);
rc = jfs_init_acl(tid, ip, dip);
if (rc)
mark_inode_dirty(ip);
/* update parent directory inode */
- dip->i_nlink++; /* for '..' from child directory */
+ inc_nlink(dip); /* for '..' from child directory */
dip->i_ctime = dip->i_mtime = CURRENT_TIME;
mark_inode_dirty(dip);
out3:
txEnd(tid);
- up(&JFS_IP(dip)->commit_sem);
- up(&JFS_IP(ip)->commit_sem);
+ mutex_unlock(&JFS_IP(ip)->commit_mutex);
+ mutex_unlock(&JFS_IP(dip)->commit_mutex);
if (rc) {
free_ea_wmap(ip);
ip->i_nlink = 0;
tid = txBegin(dip->i_sb, 0);
- down(&JFS_IP(dip)->commit_sem);
- down(&JFS_IP(ip)->commit_sem);
+ mutex_lock(&JFS_IP(dip)->commit_mutex);
+ mutex_lock(&JFS_IP(ip)->commit_mutex);
iplist[0] = dip;
iplist[1] = ip;
if (rc == -EIO)
txAbort(tid, 1);
txEnd(tid);
- up(&JFS_IP(dip)->commit_sem);
- up(&JFS_IP(ip)->commit_sem);
+ mutex_unlock(&JFS_IP(ip)->commit_mutex);
+ mutex_unlock(&JFS_IP(dip)->commit_mutex);
goto out2;
}
/* update parent directory's link count corresponding
* to ".." entry of the target directory deleted
*/
- dip->i_nlink--;
dip->i_ctime = dip->i_mtime = CURRENT_TIME;
- mark_inode_dirty(dip);
+ inode_dec_link_count(dip);
/*
* OS/2 could have created EA and/or ACL
JFS_IP(ip)->acl.flag = 0;
/* mark the target directory as deleted */
- ip->i_nlink = 0;
+ clear_nlink(ip);
mark_inode_dirty(ip);
rc = txCommit(tid, 2, &iplist[0], 0);
txEnd(tid);
- up(&JFS_IP(dip)->commit_sem);
- up(&JFS_IP(ip)->commit_sem);
+ mutex_unlock(&JFS_IP(ip)->commit_mutex);
+ mutex_unlock(&JFS_IP(dip)->commit_mutex);
/*
* Truncating the directory index table is not guaranteed. It
tid = txBegin(dip->i_sb, 0);
- down(&JFS_IP(dip)->commit_sem);
- down(&JFS_IP(ip)->commit_sem);
+ mutex_lock(&JFS_IP(dip)->commit_mutex);
+ mutex_lock(&JFS_IP(ip)->commit_mutex);
iplist[0] = dip;
iplist[1] = ip;
if (rc == -EIO)
txAbort(tid, 1); /* Marks FS Dirty */
txEnd(tid);
- up(&JFS_IP(dip)->commit_sem);
- up(&JFS_IP(ip)->commit_sem);
+ mutex_unlock(&JFS_IP(ip)->commit_mutex);
+ mutex_unlock(&JFS_IP(dip)->commit_mutex);
IWRITE_UNLOCK(ip);
goto out1;
}
mark_inode_dirty(dip);
/* update target's inode */
- ip->i_nlink--;
- mark_inode_dirty(ip);
+ inode_dec_link_count(ip);
/*
* commit zero link count object
if ((new_size = commitZeroLink(tid, ip)) < 0) {
txAbort(tid, 1); /* Marks FS Dirty */
txEnd(tid);
- up(&JFS_IP(dip)->commit_sem);
- up(&JFS_IP(ip)->commit_sem);
+ mutex_unlock(&JFS_IP(ip)->commit_mutex);
+ mutex_unlock(&JFS_IP(dip)->commit_mutex);
IWRITE_UNLOCK(ip);
rc = new_size;
goto out1;
txEnd(tid);
- up(&JFS_IP(dip)->commit_sem);
- up(&JFS_IP(ip)->commit_sem);
-
+ mutex_unlock(&JFS_IP(ip)->commit_mutex);
+ mutex_unlock(&JFS_IP(dip)->commit_mutex);
while (new_size && (rc == 0)) {
tid = txBegin(dip->i_sb, 0);
- down(&JFS_IP(ip)->commit_sem);
+ mutex_lock(&JFS_IP(ip)->commit_mutex);
new_size = xtTruncate_pmap(tid, ip, new_size);
if (new_size < 0) {
txAbort(tid, 1); /* Marks FS Dirty */
} else
rc = txCommit(tid, 2, &iplist[0], COMMIT_SYNC);
txEnd(tid);
- up(&JFS_IP(ip)->commit_sem);
+ mutex_unlock(&JFS_IP(ip)->commit_mutex);
}
if (ip->i_nlink == 0)
tid = txBegin(ip->i_sb, 0);
- down(&JFS_IP(dir)->commit_sem);
- down(&JFS_IP(ip)->commit_sem);
+ mutex_lock(&JFS_IP(dir)->commit_mutex);
+ mutex_lock(&JFS_IP(ip)->commit_mutex);
/*
* scan parent directory for entry/freespace
goto free_dname;
/* update object inode */
- ip->i_nlink++; /* for new link */
+ inc_nlink(ip); /* for new link */
ip->i_ctime = CURRENT_TIME;
dir->i_ctime = dir->i_mtime = CURRENT_TIME;
mark_inode_dirty(dir);
rc = txCommit(tid, 2, &iplist[0], 0);
if (rc) {
- ip->i_nlink--;
+ ip->i_nlink--; /* never instantiated */
iput(ip);
} else
d_instantiate(dentry, ip);
out:
txEnd(tid);
- up(&JFS_IP(dir)->commit_sem);
- up(&JFS_IP(ip)->commit_sem);
+ mutex_unlock(&JFS_IP(ip)->commit_mutex);
+ mutex_unlock(&JFS_IP(dir)->commit_mutex);
jfs_info("jfs_link: rc:%d", rc);
return rc;
* (iAlloc() returns new, locked inode)
*/
ip = ialloc(dip, S_IFLNK | 0777);
- if (ip == NULL) {
- rc = -ENOSPC;
+ if (IS_ERR(ip)) {
+ rc = PTR_ERR(ip);
goto out2;
}
tid = txBegin(dip->i_sb, 0);
- down(&JFS_IP(dip)->commit_sem);
- down(&JFS_IP(ip)->commit_sem);
+ mutex_lock(&JFS_IP(dip)->commit_mutex);
+ mutex_lock(&JFS_IP(ip)->commit_mutex);
rc = jfs_init_security(tid, ip, dip);
if (rc)
xlen = xsize >> JFS_SBI(sb)->l2bsize;
if ((rc = xtInsert(tid, ip, 0, 0, xlen, &xaddr, 0))) {
txAbort(tid, 0);
- rc = -ENOSPC;
goto out3;
}
extent = xaddr;
out3:
txEnd(tid);
- up(&JFS_IP(dip)->commit_sem);
- up(&JFS_IP(ip)->commit_sem);
+ mutex_unlock(&JFS_IP(ip)->commit_mutex);
+ mutex_unlock(&JFS_IP(dip)->commit_mutex);
if (rc) {
free_ea_wmap(ip);
ip->i_nlink = 0;
*/
tid = txBegin(new_dir->i_sb, 0);
- down(&JFS_IP(new_dir)->commit_sem);
- down(&JFS_IP(old_ip)->commit_sem);
+ mutex_lock(&JFS_IP(new_dir)->commit_mutex);
+ mutex_lock(&JFS_IP(old_ip)->commit_mutex);
if (old_dir != new_dir)
- down(&JFS_IP(old_dir)->commit_sem);
+ mutex_lock(&JFS_IP(old_dir)->commit_mutex);
if (new_ip) {
- down(&JFS_IP(new_ip)->commit_sem);
+ mutex_lock(&JFS_IP(new_ip)->commit_mutex);
/*
* Change existing directory entry to new inode number
*/
old_ip->i_ino, JFS_RENAME);
if (rc)
goto out4;
- new_ip->i_nlink--;
+ drop_nlink(new_ip);
if (S_ISDIR(new_ip->i_mode)) {
- new_ip->i_nlink--;
+ drop_nlink(new_ip);
if (new_ip->i_nlink) {
- up(&JFS_IP(new_dir)->commit_sem);
- up(&JFS_IP(old_ip)->commit_sem);
+ mutex_unlock(&JFS_IP(new_ip)->commit_mutex);
if (old_dir != new_dir)
- up(&JFS_IP(old_dir)->commit_sem);
+ mutex_unlock(&JFS_IP(old_dir)->commit_mutex);
+ mutex_unlock(&JFS_IP(old_ip)->commit_mutex);
+ mutex_unlock(&JFS_IP(new_dir)->commit_mutex);
if (!S_ISDIR(old_ip->i_mode) && new_ip)
IWRITE_UNLOCK(new_ip);
jfs_error(new_ip->i_sb,
goto out4;
}
if (S_ISDIR(old_ip->i_mode))
- new_dir->i_nlink++;
+ inc_nlink(new_dir);
}
/*
* Remove old directory entry
goto out4;
}
if (S_ISDIR(old_ip->i_mode)) {
- old_dir->i_nlink--;
+ drop_nlink(old_dir);
if (old_dir != new_dir) {
/*
* Change inode number of parent for moved directory
out4:
txEnd(tid);
-
- up(&JFS_IP(new_dir)->commit_sem);
- up(&JFS_IP(old_ip)->commit_sem);
- if (old_dir != new_dir)
- up(&JFS_IP(old_dir)->commit_sem);
if (new_ip)
- up(&JFS_IP(new_ip)->commit_sem);
+ mutex_unlock(&JFS_IP(new_ip)->commit_mutex);
+ if (old_dir != new_dir)
+ mutex_unlock(&JFS_IP(old_dir)->commit_mutex);
+ mutex_unlock(&JFS_IP(old_ip)->commit_mutex);
+ mutex_unlock(&JFS_IP(new_dir)->commit_mutex);
while (new_size && (rc == 0)) {
tid = txBegin(new_ip->i_sb, 0);
- down(&JFS_IP(new_ip)->commit_sem);
+ mutex_lock(&JFS_IP(new_ip)->commit_mutex);
new_size = xtTruncate_pmap(tid, new_ip, new_size);
if (new_size < 0) {
txAbort(tid, 1);
} else
rc = txCommit(tid, 1, &new_ip, COMMIT_SYNC);
txEnd(tid);
- up(&JFS_IP(new_ip)->commit_sem);
+ mutex_unlock(&JFS_IP(new_ip)->commit_mutex);
}
if (new_ip && (new_ip->i_nlink == 0))
set_cflag(COMMIT_Nolink, new_ip);
goto out;
ip = ialloc(dir, mode);
- if (ip == NULL) {
- rc = -ENOSPC;
+ if (IS_ERR(ip)) {
+ rc = PTR_ERR(ip);
goto out1;
}
jfs_ip = JFS_IP(ip);
tid = txBegin(dir->i_sb, 0);
- down(&JFS_IP(dir)->commit_sem);
- down(&JFS_IP(ip)->commit_sem);
+ mutex_lock(&JFS_IP(dir)->commit_mutex);
+ mutex_lock(&JFS_IP(ip)->commit_mutex);
rc = jfs_init_acl(tid, ip, dir);
if (rc)
out3:
txEnd(tid);
- up(&JFS_IP(ip)->commit_sem);
- up(&JFS_IP(dir)->commit_sem);
+ mutex_unlock(&JFS_IP(ip)->commit_mutex);
+ mutex_unlock(&JFS_IP(dir)->commit_mutex);
if (rc) {
free_ea_wmap(ip);
ip->i_nlink = 0;
#endif
};
-struct file_operations jfs_dir_operations = {
+const struct file_operations jfs_dir_operations = {
.read = generic_read_dir,
.readdir = jfs_readdir,
.fsync = jfs_fsync,
+ .ioctl = jfs_ioctl,
};
static int jfs_ci_hash(struct dentry *dir, struct qstr *this)