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Diffstat (limited to 'fs/jfs/jfs_inode.c')
-rw-r--r--fs/jfs/jfs_inode.c112
1 files changed, 86 insertions, 26 deletions
diff --git a/fs/jfs/jfs_inode.c b/fs/jfs/jfs_inode.c
index 2af5efbfd06..6b0f816201a 100644
--- a/fs/jfs/jfs_inode.c
+++ b/fs/jfs/jfs_inode.c
@@ -3,16 +3,16 @@
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
+ * the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
- *
+ *
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See
* the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
+ * along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
@@ -25,6 +25,44 @@
#include "jfs_dinode.h"
#include "jfs_debug.h"
+
+void jfs_set_inode_flags(struct inode *inode)
+{
+ unsigned int flags = JFS_IP(inode)->mode2;
+ unsigned int new_fl = 0;
+
+ if (flags & JFS_IMMUTABLE_FL)
+ new_fl |= S_IMMUTABLE;
+ if (flags & JFS_APPEND_FL)
+ new_fl |= S_APPEND;
+ if (flags & JFS_NOATIME_FL)
+ new_fl |= S_NOATIME;
+ if (flags & JFS_DIRSYNC_FL)
+ new_fl |= S_DIRSYNC;
+ if (flags & JFS_SYNC_FL)
+ new_fl |= S_SYNC;
+ inode_set_flags(inode, new_fl, S_IMMUTABLE | S_APPEND | S_NOATIME |
+ S_DIRSYNC | S_SYNC);
+}
+
+void jfs_get_inode_flags(struct jfs_inode_info *jfs_ip)
+{
+ unsigned int flags = jfs_ip->vfs_inode.i_flags;
+
+ jfs_ip->mode2 &= ~(JFS_IMMUTABLE_FL | JFS_APPEND_FL | JFS_NOATIME_FL |
+ JFS_DIRSYNC_FL | JFS_SYNC_FL);
+ if (flags & S_IMMUTABLE)
+ jfs_ip->mode2 |= JFS_IMMUTABLE_FL;
+ if (flags & S_APPEND)
+ jfs_ip->mode2 |= JFS_APPEND_FL;
+ if (flags & S_NOATIME)
+ jfs_ip->mode2 |= JFS_NOATIME_FL;
+ if (flags & S_DIRSYNC)
+ jfs_ip->mode2 |= JFS_DIRSYNC_FL;
+ if (flags & S_SYNC)
+ jfs_ip->mode2 |= JFS_SYNC_FL;
+}
+
/*
* NAME: ialloc()
*
@@ -41,7 +79,8 @@ struct inode *ialloc(struct inode *parent, umode_t mode)
inode = new_inode(sb);
if (!inode) {
jfs_warn("ialloc: new_inode returned NULL!");
- return inode;
+ rc = -ENOMEM;
+ goto fail;
}
jfs_inode = JFS_IP(inode);
@@ -49,36 +88,46 @@ struct inode *ialloc(struct inode *parent, umode_t mode)
rc = diAlloc(parent, S_ISDIR(mode), inode);
if (rc) {
jfs_warn("ialloc: diAlloc returned %d!", rc);
- make_bad_inode(inode);
- iput(inode);
- return NULL;
+ if (rc == -EIO)
+ make_bad_inode(inode);
+ goto fail_put;
+ }
+
+ if (insert_inode_locked(inode) < 0) {
+ rc = -EINVAL;
+ goto fail_put;
}
- inode->i_uid = current->fsuid;
- if (parent->i_mode & S_ISGID) {
- inode->i_gid = parent->i_gid;
- if (S_ISDIR(mode))
- mode |= S_ISGID;
- } else
- inode->i_gid = current->fsgid;
+ inode_init_owner(inode, parent, mode);
+ /*
+ * New inodes need to save sane values on disk when
+ * uid & gid mount options are used
+ */
+ jfs_inode->saved_uid = inode->i_uid;
+ jfs_inode->saved_gid = inode->i_gid;
/*
* Allocate inode to quota.
*/
- if (DQUOT_ALLOC_INODE(inode)) {
- DQUOT_DROP(inode);
- inode->i_flags |= S_NOQUOTA;
- inode->i_nlink = 0;
- iput(inode);
- return NULL;
+ dquot_initialize(inode);
+ rc = dquot_alloc_inode(inode);
+ if (rc)
+ goto fail_drop;
+
+ /* inherit flags from parent */
+ jfs_inode->mode2 = JFS_IP(parent)->mode2 & JFS_FL_INHERIT;
+
+ if (S_ISDIR(mode)) {
+ jfs_inode->mode2 |= IDIRECTORY;
+ jfs_inode->mode2 &= ~JFS_DIRSYNC_FL;
}
+ else {
+ jfs_inode->mode2 |= INLINEEA | ISPARSE;
+ if (S_ISLNK(mode))
+ jfs_inode->mode2 &= ~(JFS_IMMUTABLE_FL|JFS_APPEND_FL);
+ }
+ jfs_inode->mode2 |= inode->i_mode;
- inode->i_mode = mode;
- if (S_ISDIR(mode))
- jfs_inode->mode2 = IDIRECTORY | mode;
- else
- jfs_inode->mode2 = INLINEEA | ISPARSE | mode;
- inode->i_blksize = sb->s_blocksize;
inode->i_blocks = 0;
inode->i_mtime = inode->i_atime = inode->i_ctime = CURRENT_TIME;
jfs_inode->otime = inode->i_ctime.tv_sec;
@@ -98,8 +147,19 @@ struct inode *ialloc(struct inode *parent, umode_t mode)
jfs_inode->atlhead = 0;
jfs_inode->atltail = 0;
jfs_inode->xtlid = 0;
+ jfs_set_inode_flags(inode);
jfs_info("ialloc returns inode = 0x%p\n", inode);
return inode;
+
+fail_drop:
+ dquot_drop(inode);
+ inode->i_flags |= S_NOQUOTA;
+ clear_nlink(inode);
+ unlock_new_inode(inode);
+fail_put:
+ iput(inode);
+fail:
+ return ERR_PTR(rc);
}