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-rw-r--r--fs/reiserfs/ioctl.c4
-rw-r--r--fs/reiserfs/super.c17
-rw-r--r--include/linux/reiserfs_fs.h1
3 files changed, 14 insertions, 8 deletions
diff --git a/fs/reiserfs/ioctl.c b/fs/reiserfs/ioctl.c
index 74363a7aacbc..830332021ed4 100644
--- a/fs/reiserfs/ioctl.c
+++ b/fs/reiserfs/ioctl.c
@@ -12,8 +12,6 @@
#include <linux/smp_lock.h>
#include <linux/compat.h>
-static int reiserfs_unpack(struct inode *inode, struct file *filp);
-
/*
** reiserfs_ioctl - handler for ioctl for inode
** supported commands:
@@ -159,7 +157,7 @@ int reiserfs_prepare_write(struct file *f, struct page *page,
** Function try to convert tail from direct item into indirect.
** It set up nopack attribute in the REISERFS_I(inode)->nopack
*/
-static int reiserfs_unpack(struct inode *inode, struct file *filp)
+int reiserfs_unpack(struct inode *inode, struct file *filp)
{
int retval = 0;
int index;
diff --git a/fs/reiserfs/super.c b/fs/reiserfs/super.c
index a4c9770a6012..ed424d708e69 100644
--- a/fs/reiserfs/super.c
+++ b/fs/reiserfs/super.c
@@ -2025,6 +2025,7 @@ static int reiserfs_quota_on(struct super_block *sb, int type, int format_id,
{
int err;
struct nameidata nd;
+ struct inode *inode;
if (!(REISERFS_SB(sb)->s_mount_opt & (1 << REISERFS_QUOTA)))
return -EINVAL;
@@ -2039,12 +2040,18 @@ static int reiserfs_quota_on(struct super_block *sb, int type, int format_id,
path_put(&nd.path);
return -EXDEV;
}
+ inode = nd.path.dentry->d_inode;
/* We must not pack tails for quota files on reiserfs for quota IO to work */
- if (!(REISERFS_I(nd.path.dentry->d_inode)->i_flags & i_nopack_mask)) {
- reiserfs_warning(sb,
- "reiserfs: Quota file must have tail packing disabled.");
- path_put(&nd.path);
- return -EINVAL;
+ if (!(REISERFS_I(inode)->i_flags & i_nopack_mask)) {
+ err = reiserfs_unpack(inode, NULL);
+ if (err) {
+ reiserfs_warning(sb,
+ "reiserfs: Unpacking tail of quota file failed"
+ " (%d). Cannot turn on quotas.", err);
+ path_put(&nd.path);
+ return -EINVAL;
+ }
+ mark_inode_dirty(inode);
}
/* Not journalling quota? No more tests needed... */
if (!REISERFS_SB(sb)->s_qf_names[USRQUOTA] &&
diff --git a/include/linux/reiserfs_fs.h b/include/linux/reiserfs_fs.h
index 8e7eff2cd0ab..4aacaeecb56f 100644
--- a/include/linux/reiserfs_fs.h
+++ b/include/linux/reiserfs_fs.h
@@ -2176,6 +2176,7 @@ int reiserfs_ioctl(struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg);
long reiserfs_compat_ioctl(struct file *filp,
unsigned int cmd, unsigned long arg);
+int reiserfs_unpack(struct inode *inode, struct file *filp);
/* ioctl's command */
#define REISERFS_IOC_UNPACK _IOW(0xCD,1,long)