32 files changed, 220 insertions, 56 deletions

diff --git a/fs/ext2/file.c b/fs/ext2/file.c
index 586e3589d4c2..d11f6e484519 100644
--- a/fs/ext2/file.c
+++ b/fs/ext2/file.c
@@ -70,7 +70,7 @@ const struct file_operations ext2_file_operations = {
         .compat_ioctl   = ext2_compat_ioctl,
 #endif
         .mmap           = generic_file_mmap,
-        .open           = generic_file_open,
+        .open           = dquot_file_open,
         .release        = ext2_release_file,
         .fsync          = ext2_fsync,
         .splice_read    = generic_file_splice_read,
@@ -87,7 +87,7 @@ const struct file_operations ext2_xip_file_operations = {
         .compat_ioctl   = ext2_compat_ioctl,
 #endif
         .mmap           = xip_file_mmap,
-        .open           = generic_file_open,
+        .open           = dquot_file_open,
         .release        = ext2_release_file,
         .fsync          = ext2_fsync,
 };
diff --git a/fs/ext2/inode.c b/fs/ext2/inode.c
index 3cfcfd9a131a..c87840c33e17 100644
--- a/fs/ext2/inode.c
+++ b/fs/ext2/inode.c
@@ -58,6 +58,8 @@ static inline int ext2_inode_is_fast_symlink(struct inode *inode)
  */
 void ext2_delete_inode (struct inode * inode)
 {
+        if (!is_bad_inode(inode))
+                vfs_dq_init(inode);
         truncate_inode_pages(&inode->i_data, 0);
 
         if (is_bad_inode(inode))
@@ -1457,6 +1459,9 @@ int ext2_setattr(struct dentry *dentry, struct iattr *iattr)
         error = inode_change_ok(inode, iattr);
         if (error)
                 return error;
+
+        if (iattr->ia_valid & ATTR_SIZE)
+                vfs_dq_init(inode);
         if ((iattr->ia_valid & ATTR_UID && iattr->ia_uid != inode->i_uid) ||
             (iattr->ia_valid & ATTR_GID && iattr->ia_gid != inode->i_gid)) {
                 error = dquot_transfer(inode, iattr);
diff --git a/fs/ext2/namei.c b/fs/ext2/namei.c
index dd7175ce5606..5923df7b22af 100644
--- a/fs/ext2/namei.c
+++ b/fs/ext2/namei.c
@@ -31,6 +31,7 @@
  */
 
 #include <linux/pagemap.h>
+#include <linux/quotaops.h>
 #include "ext2.h"
 #include "xattr.h"
 #include "acl.h"
@@ -99,24 +100,27 @@ struct dentry *ext2_get_parent(struct dentry *child)
  */
 static int ext2_create (struct inode * dir, struct dentry * dentry, int mode, struct nameidata *nd)
 {
-        struct inode * inode = ext2_new_inode (dir, mode);
-        int err = PTR_ERR(inode);
-        if (!IS_ERR(inode)) {
-                inode->i_op = &ext2_file_inode_operations;
-                if (ext2_use_xip(inode->i_sb)) {
-                        inode->i_mapping->a_ops = &ext2_aops_xip;
-                        inode->i_fop = &ext2_xip_file_operations;
-                } else if (test_opt(inode->i_sb, NOBH)) {
-                        inode->i_mapping->a_ops = &ext2_nobh_aops;
-                        inode->i_fop = &ext2_file_operations;
-                } else {
-                        inode->i_mapping->a_ops = &ext2_aops;
-                        inode->i_fop = &ext2_file_operations;
-                }
-                mark_inode_dirty(inode);
-                err = ext2_add_nondir(dentry, inode);
+        struct inode *inode;
+
+        vfs_dq_init(dir);
+
+        inode = ext2_new_inode(dir, mode);
+        if (IS_ERR(inode))
+                return PTR_ERR(inode);
+
+        inode->i_op = &ext2_file_inode_operations;
+        if (ext2_use_xip(inode->i_sb)) {
+                inode->i_mapping->a_ops = &ext2_aops_xip;
+                inode->i_fop = &ext2_xip_file_operations;
+        } else if (test_opt(inode->i_sb, NOBH)) {
+                inode->i_mapping->a_ops = &ext2_nobh_aops;
+                inode->i_fop = &ext2_file_operations;
+        } else {
+                inode->i_mapping->a_ops = &ext2_aops;
+                inode->i_fop = &ext2_file_operations;
         }
-        return err;
+        mark_inode_dirty(inode);
+        return ext2_add_nondir(dentry, inode);
 }
 
 static int ext2_mknod (struct inode * dir, struct dentry *dentry, int mode, dev_t rdev)
@@ -127,6 +131,8 @@ static int ext2_mknod (struct inode * dir, struct dentry *dentry, int mode, dev_
         if (!new_valid_dev(rdev))
                 return -EINVAL;
 
+        vfs_dq_init(dir);
+
         inode = ext2_new_inode (dir, mode);
         err = PTR_ERR(inode);
         if (!IS_ERR(inode)) {
@@ -151,6 +157,8 @@ static int ext2_symlink (struct inode * dir, struct dentry * dentry,
         if (l > sb->s_blocksize)
                 goto out;
 
+        vfs_dq_init(dir);
+
         inode = ext2_new_inode (dir, S_IFLNK | S_IRWXUGO);
         err = PTR_ERR(inode);
         if (IS_ERR(inode))
@@ -194,6 +202,8 @@ static int ext2_link (struct dentry * old_dentry, struct inode * dir,
         if (inode->i_nlink >= EXT2_LINK_MAX)
                 return -EMLINK;
 
+        vfs_dq_init(dir);
+
         inode->i_ctime = CURRENT_TIME_SEC;
         inode_inc_link_count(inode);
         atomic_inc(&inode->i_count);
@@ -216,6 +226,8 @@ static int ext2_mkdir(struct inode * dir, struct dentry * dentry, int mode)
         if (dir->i_nlink >= EXT2_LINK_MAX)
                 goto out;
 
+        vfs_dq_init(dir);
+
         inode_inc_link_count(dir);
 
         inode = ext2_new_inode (dir, S_IFDIR | mode);
@@ -262,6 +274,8 @@ static int ext2_unlink(struct inode * dir, struct dentry *dentry)
         struct page * page;
         int err = -ENOENT;
 
+        vfs_dq_init(dir);
+
         de = ext2_find_entry (dir, &dentry->d_name, &page);
         if (!de)
                 goto out;
@@ -304,6 +318,9 @@ static int ext2_rename (struct inode * old_dir, struct dentry * old_dentry,
         struct ext2_dir_entry_2 * old_de;
         int err = -ENOENT;
 
+        vfs_dq_init(old_dir);
+        vfs_dq_init(new_dir);
+
         old_de = ext2_find_entry (old_dir, &old_dentry->d_name, &old_page);
         if (!old_de)
                 goto out;
diff --git a/fs/ext3/file.c b/fs/ext3/file.c
index a86d3302cdc2..3c7fb11a3b29 100644
--- a/fs/ext3/file.c
+++ b/fs/ext3/file.c
@@ -62,7 +62,7 @@ const struct file_operations ext3_file_operations = {
         .compat_ioctl   = ext3_compat_ioctl,
 #endif
         .mmap           = generic_file_mmap,
-        .open           = generic_file_open,
+        .open           = dquot_file_open,
         .release        = ext3_release_file,
         .fsync          = ext3_sync_file,
         .splice_read    = generic_file_splice_read,
diff --git a/fs/ext3/inode.c b/fs/ext3/inode.c
index 14d40a4dd6f0..d7962b0c57b3 100644
--- a/fs/ext3/inode.c
+++ b/fs/ext3/inode.c
@@ -196,6 +196,9 @@ void ext3_delete_inode (struct inode * inode)
 {
         handle_t *handle;
 
+        if (!is_bad_inode(inode))
+                vfs_dq_init(inode);
+
         truncate_inode_pages(&inode->i_data, 0);
 
         if (is_bad_inode(inode))
@@ -3148,6 +3151,8 @@ int ext3_setattr(struct dentry *dentry, struct iattr *attr)
         if (error)
                 return error;
 
+        if (ia_valid & ATTR_SIZE)
+                vfs_dq_init(inode);
         if ((ia_valid & ATTR_UID && attr->ia_uid != inode->i_uid) ||
                 (ia_valid & ATTR_GID && attr->ia_gid != inode->i_gid)) {
                 handle_t *handle;
diff --git a/fs/ext3/namei.c b/fs/ext3/namei.c
index 7b0e44f7d66f..a492b371b134 100644
--- a/fs/ext3/namei.c
+++ b/fs/ext3/namei.c
@@ -1696,6 +1696,8 @@ static int ext3_create (struct inode * dir, struct dentry * dentry, int mode,
         struct inode * inode;
         int err, retries = 0;
 
+        vfs_dq_init(dir);
+
 retry:
         handle = ext3_journal_start(dir, EXT3_DATA_TRANS_BLOCKS(dir->i_sb) +
                                         EXT3_INDEX_EXTRA_TRANS_BLOCKS + 3 +
@@ -1730,6 +1732,8 @@ static int ext3_mknod (struct inode * dir, struct dentry *dentry,
         if (!new_valid_dev(rdev))
                 return -EINVAL;
 
+        vfs_dq_init(dir);
+
 retry:
         handle = ext3_journal_start(dir, EXT3_DATA_TRANS_BLOCKS(dir->i_sb) +
                                         EXT3_INDEX_EXTRA_TRANS_BLOCKS + 3 +
@@ -1766,6 +1770,8 @@ static int ext3_mkdir(struct inode * dir, struct dentry * dentry, int mode)
         if (dir->i_nlink >= EXT3_LINK_MAX)
                 return -EMLINK;
 
+        vfs_dq_init(dir);
+
 retry:
         handle = ext3_journal_start(dir, EXT3_DATA_TRANS_BLOCKS(dir->i_sb) +
                                         EXT3_INDEX_EXTRA_TRANS_BLOCKS + 3 +
@@ -2060,7 +2066,9 @@ static int ext3_rmdir (struct inode * dir, struct dentry *dentry)
 
         /* Initialize quotas before so that eventual writes go in
          * separate transaction */
+        vfs_dq_init(dir);
         vfs_dq_init(dentry->d_inode);
+
         handle = ext3_journal_start(dir, EXT3_DELETE_TRANS_BLOCKS(dir->i_sb));
         if (IS_ERR(handle))
                 return PTR_ERR(handle);
@@ -2119,7 +2127,9 @@ static int ext3_unlink(struct inode * dir, struct dentry *dentry)
 
         /* Initialize quotas before so that eventual writes go
          * in separate transaction */
+        vfs_dq_init(dir);
         vfs_dq_init(dentry->d_inode);
+
         handle = ext3_journal_start(dir, EXT3_DELETE_TRANS_BLOCKS(dir->i_sb));
         if (IS_ERR(handle))
                 return PTR_ERR(handle);
@@ -2174,6 +2184,8 @@ static int ext3_symlink (struct inode * dir,
         if (l > dir->i_sb->s_blocksize)
                 return -ENAMETOOLONG;
 
+        vfs_dq_init(dir);
+
 retry:
         handle = ext3_journal_start(dir, EXT3_DATA_TRANS_BLOCKS(dir->i_sb) +
                                         EXT3_INDEX_EXTRA_TRANS_BLOCKS + 5 +
@@ -2228,6 +2240,9 @@ static int ext3_link (struct dentry * old_dentry,
 
         if (inode->i_nlink >= EXT3_LINK_MAX)
                 return -EMLINK;
+
+        vfs_dq_init(dir);
+
         /*
          * Return -ENOENT if we've raced with unlink and i_nlink is 0.  Doing
          * otherwise has the potential to corrupt the orphan inode list.
@@ -2278,6 +2293,9 @@ static int ext3_rename (struct inode * old_dir, struct dentry *old_dentry,
         struct ext3_dir_entry_2 * old_de, * new_de;
         int retval, flush_file = 0;
 
+        vfs_dq_init(old_dir);
+        vfs_dq_init(new_dir);
+
         old_bh = new_bh = dir_bh = NULL;
 
         /* Initialize quotas before so that eventual writes go
diff --git a/fs/ext4/file.c b/fs/ext4/file.c
index 9630583cef28..85fa464a24ad 100644
--- a/fs/ext4/file.c
+++ b/fs/ext4/file.c
@@ -127,7 +127,7 @@ static int ext4_file_open(struct inode * inode, struct file * filp)
                         sb->s_dirt = 1;
                 }
         }
-        return generic_file_open(inode, filp);
+        return dquot_file_open(inode, filp);
 }
 
 const struct file_operations ext4_file_operations = {
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index 6a002a6d0624..eaa22ae9f1f6 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -170,6 +170,9 @@ void ext4_delete_inode(struct inode *inode)
         handle_t *handle;
         int err;
 
+        if (!is_bad_inode(inode))
+                vfs_dq_init(inode);
+
         if (ext4_should_order_data(inode))
                 ext4_begin_ordered_truncate(inode, 0);
         truncate_inode_pages(&inode->i_data, 0);
@@ -5251,6 +5254,8 @@ int ext4_setattr(struct dentry *dentry, struct iattr *attr)
         if (error)
                 return error;
 
+        if (ia_valid & ATTR_SIZE)
+                vfs_dq_init(inode);
         if ((ia_valid & ATTR_UID && attr->ia_uid != inode->i_uid) ||
                 (ia_valid & ATTR_GID && attr->ia_gid != inode->i_gid)) {
                 handle_t *handle;
diff --git a/fs/ext4/namei.c b/fs/ext4/namei.c
index 17a17e10dd60..20f55c2e7571 100644
--- a/fs/ext4/namei.c
+++ b/fs/ext4/namei.c
@@ -1766,6 +1766,8 @@ static int ext4_create(struct inode *dir, struct dentry *dentry, int mode,
         struct inode *inode;
         int err, retries = 0;
 
+        vfs_dq_init(dir);
+
 retry:
         handle = ext4_journal_start(dir, EXT4_DATA_TRANS_BLOCKS(dir->i_sb) +
                                         EXT4_INDEX_EXTRA_TRANS_BLOCKS + 3 +
@@ -1800,6 +1802,8 @@ static int ext4_mknod(struct inode *dir, struct dentry *dentry,
         if (!new_valid_dev(rdev))
                 return -EINVAL;
 
+        vfs_dq_init(dir);
+
 retry:
         handle = ext4_journal_start(dir, EXT4_DATA_TRANS_BLOCKS(dir->i_sb) +
                                         EXT4_INDEX_EXTRA_TRANS_BLOCKS + 3 +
@@ -1837,6 +1841,8 @@ static int ext4_mkdir(struct inode *dir, struct dentry *dentry, int mode)
         if (EXT4_DIR_LINK_MAX(dir))
                 return -EMLINK;
 
+        vfs_dq_init(dir);
+
 retry:
         handle = ext4_journal_start(dir, EXT4_DATA_TRANS_BLOCKS(dir->i_sb) +
                                         EXT4_INDEX_EXTRA_TRANS_BLOCKS + 3 +
@@ -2136,7 +2142,9 @@ static int ext4_rmdir(struct inode *dir, struct dentry *dentry)
 
         /* Initialize quotas before so that eventual writes go in
          * separate transaction */
+        vfs_dq_init(dir);
         vfs_dq_init(dentry->d_inode);
+
         handle = ext4_journal_start(dir, EXT4_DELETE_TRANS_BLOCKS(dir->i_sb));
         if (IS_ERR(handle))
                 return PTR_ERR(handle);
@@ -2195,7 +2203,9 @@ static int ext4_unlink(struct inode *dir, struct dentry *dentry)
 
         /* Initialize quotas before so that eventual writes go
          * in separate transaction */
+        vfs_dq_init(dir);
         vfs_dq_init(dentry->d_inode);
+
         handle = ext4_journal_start(dir, EXT4_DELETE_TRANS_BLOCKS(dir->i_sb));
         if (IS_ERR(handle))
                 return PTR_ERR(handle);
@@ -2250,6 +2260,8 @@ static int ext4_symlink(struct inode *dir,
         if (l > dir->i_sb->s_blocksize)
                 return -ENAMETOOLONG;
 
+        vfs_dq_init(dir);
+
 retry:
         handle = ext4_journal_start(dir, EXT4_DATA_TRANS_BLOCKS(dir->i_sb) +
                                         EXT4_INDEX_EXTRA_TRANS_BLOCKS + 5 +
@@ -2308,6 +2320,8 @@ static int ext4_link(struct dentry *old_dentry,
         if (inode->i_nlink >= EXT4_LINK_MAX)
                 return -EMLINK;
 
+        vfs_dq_init(dir);
+
         /*
          * Return -ENOENT if we've raced with unlink and i_nlink is 0.  Doing
          * otherwise has the potential to corrupt the orphan inode list.
@@ -2358,6 +2372,9 @@ static int ext4_rename(struct inode *old_dir, struct dentry *old_dentry,
         struct ext4_dir_entry_2 *old_de, *new_de;
         int retval, force_da_alloc = 0;
 
+        vfs_dq_init(old_dir);
+        vfs_dq_init(new_dir);
+
         old_bh = new_bh = dir_bh = NULL;
 
         /* Initialize quotas before so that eventual writes go
diff --git a/fs/inode.c b/fs/inode.c
index f1aef3482b0e..407bf392e20a 100644
--- a/fs/inode.c
+++ b/fs/inode.c
@@ -8,7 +8,6 @@
 #include <linux/mm.h>
 #include <linux/dcache.h>
 #include <linux/init.h>
-#include <linux/quotaops.h>
 #include <linux/slab.h>
 #include <linux/writeback.h>
 #include <linux/module.h>
@@ -1210,8 +1209,6 @@ void generic_delete_inode(struct inode *inode)
 
         if (op->delete_inode) {
                 void (*delete)(struct inode *) = op->delete_inode;
-                if (!is_bad_inode(inode))
-                        vfs_dq_init(inode);
                 /* Filesystems implementing their own
                  * s_op->delete_inode are required to call
                  * truncate_inode_pages and clear_inode()
diff --git a/fs/jfs/file.c b/fs/jfs/file.c
index 2c201783836f..f19bb33eb1eb 100644
--- a/fs/jfs/file.c
+++ b/fs/jfs/file.c
@@ -48,7 +48,7 @@ static int jfs_open(struct inode *inode, struct file *file)
 {
         int rc;
 
-        if ((rc = generic_file_open(inode, file)))
+        if ((rc = dquot_file_open(inode, file)))
                 return rc;
 
         /*
@@ -98,6 +98,8 @@ int jfs_setattr(struct dentry *dentry, struct iattr *iattr)
         if (rc)
                 return rc;
 
+        if (iattr->ia_valid & ATTR_SIZE)
+                vfs_dq_init(inode);
         if ((iattr->ia_valid & ATTR_UID && iattr->ia_uid != inode->i_uid) ||
             (iattr->ia_valid & ATTR_GID && iattr->ia_gid != inode->i_gid)) {
                 rc = dquot_transfer(inode, iattr);
diff --git a/fs/jfs/inode.c b/fs/jfs/inode.c
index 22fa412c5289..1aa2dda16590 100644
--- a/fs/jfs/inode.c
+++ b/fs/jfs/inode.c
@@ -146,6 +146,9 @@ void jfs_delete_inode(struct inode *inode)
 {
         jfs_info("In jfs_delete_inode, inode = 0x%p", inode);
 
+        if (!is_bad_inode(inode))
+                vfs_dq_init(inode);
+
         if (!is_bad_inode(inode) &&
             (JFS_IP(inode)->fileset == FILESYSTEM_I)) {
                 truncate_inode_pages(&inode->i_data, 0);
diff --git a/fs/jfs/namei.c b/fs/jfs/namei.c
index 1d1390afe55e..b7cc29da50b4 100644
--- a/fs/jfs/namei.c
+++ b/fs/jfs/namei.c
@@ -85,6 +85,8 @@ static int jfs_create(struct inode *dip, struct dentry *dentry, int mode,
 
         jfs_info("jfs_create: dip:0x%p name:%s", dip, dentry->d_name.name);
 
+        vfs_dq_init(dip);
+
         /*
          * search parent directory for entry/freespace
          * (dtSearch() returns parent directory page pinned)
@@ -215,6 +217,8 @@ static int jfs_mkdir(struct inode *dip, struct dentry *dentry, int mode)
 
         jfs_info("jfs_mkdir: dip:0x%p name:%s", dip, dentry->d_name.name);
 
+        vfs_dq_init(dip);
+
         /* link count overflow on parent directory ? */
         if (dip->i_nlink == JFS_LINK_MAX) {
                 rc = -EMLINK;
@@ -356,6 +360,7 @@ static int jfs_rmdir(struct inode *dip, struct dentry *dentry)
         jfs_info("jfs_rmdir: dip:0x%p name:%s", dip, dentry->d_name.name);
 
         /* Init inode for quota operations. */
+        vfs_dq_init(dip);
         vfs_dq_init(ip);
 
         /* directory must be empty to be removed */
@@ -483,6 +488,7 @@ static int jfs_unlink(struct inode *dip, struct dentry *dentry)
         jfs_info("jfs_unlink: dip:0x%p name:%s", dip, dentry->d_name.name);
 
         /* Init inode for quota operations. */
+        vfs_dq_init(dip);
         vfs_dq_init(ip);
 
         if ((rc = get_UCSname(&dname, dentry)))
@@ -805,6 +811,8 @@ static int jfs_link(struct dentry *old_dentry,
         if (ip->i_nlink == 0)
                 return -ENOENT;
 
+        vfs_dq_init(dir);
+
         tid = txBegin(ip->i_sb, 0);
 
         mutex_lock_nested(&JFS_IP(dir)->commit_mutex, COMMIT_MUTEX_PARENT);
@@ -896,6 +904,8 @@ static int jfs_symlink(struct inode *dip, struct dentry *dentry,
 
         jfs_info("jfs_symlink: dip:0x%p name:%s", dip, name);
 
+        vfs_dq_init(dip);
+
         ssize = strlen(name) + 1;
 
         /*
@@ -1087,6 +1097,9 @@ static int jfs_rename(struct inode *old_dir, struct dentry *old_dentry,
         jfs_info("jfs_rename: %s %s", old_dentry->d_name.name,
                  new_dentry->d_name.name);
 
+        vfs_dq_init(old_dir);
+        vfs_dq_init(new_dir);
+
         old_ip = old_dentry->d_inode;
         new_ip = new_dentry->d_inode;
 
@@ -1360,6 +1373,8 @@ static int jfs_mknod(struct inode *dir, struct dentry *dentry,
 
         jfs_info("jfs_mknod: %s", dentry->d_name.name);
 
+        vfs_dq_init(dir);
+
         if ((rc = get_UCSname(&dname, dentry)))
                 goto out;
 
diff --git a/fs/namei.c b/fs/namei.c
index a4855af776a8..06abd2bf473c 100644
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -19,7 +19,6 @@
 #include <linux/slab.h>
 #include <linux/fs.h>
 #include <linux/namei.h>
-#include <linux/quotaops.h>
 #include <linux/pagemap.h>
 #include <linux/fsnotify.h>
 #include <linux/personality.h>
@@ -1461,7 +1460,6 @@ int vfs_create(struct inode *dir, struct dentry *dentry, int mode,
         error = security_inode_create(dir, dentry, mode);
         if (error)
                 return error;
-        vfs_dq_init(dir);
         error = dir->i_op->create(dir, dentry, mode, nd);
         if (!error)
                 fsnotify_create(dir, dentry);
@@ -1813,9 +1811,6 @@ ok:
                 }
         }
         if (!IS_ERR(filp)) {
-                if (acc_mode & MAY_WRITE)
-                        vfs_dq_init(nd.path.dentry->d_inode);
-
                 if (will_truncate) {
                         error = handle_truncate(&nd.path);
                         if (error) {
@@ -1996,7 +1991,6 @@ int vfs_mknod(struct inode *dir, struct dentry *dentry, int mode, dev_t dev)
         if (error)
                 return error;
 
-        vfs_dq_init(dir);
         error = dir->i_op->mknod(dir, dentry, mode, dev);
         if (!error)
                 fsnotify_create(dir, dentry);
@@ -2095,7 +2089,6 @@ int vfs_mkdir(struct inode *dir, struct dentry *dentry, int mode)
         if (error)
                 return error;
 
-        vfs_dq_init(dir);
         error = dir->i_op->mkdir(dir, dentry, mode);
         if (!error)
                 fsnotify_mkdir(dir, dentry);
@@ -2181,8 +2174,6 @@ int vfs_rmdir(struct inode *dir, struct dentry *dentry)
         if (!dir->i_op->rmdir)
                 return -EPERM;
 
-        vfs_dq_init(dir);
-
         mutex_lock(&dentry->d_inode->i_mutex);
         dentry_unhash(dentry);
         if (d_mountpoint(dentry))
@@ -2268,8 +2259,6 @@ int vfs_unlink(struct inode *dir, struct dentry *dentry)
         if (!dir->i_op->unlink)
                 return -EPERM;
 
-        vfs_dq_init(dir);
-
         mutex_lock(&dentry->d_inode->i_mutex);
         if (d_mountpoint(dentry))
                 error = -EBUSY;
@@ -2379,7 +2368,6 @@ int vfs_symlink(struct inode *dir, struct dentry *dentry, const char *oldname)
         if (error)
                 return error;
 
-        vfs_dq_init(dir);
         error = dir->i_op->symlink(dir, dentry, oldname);
         if (!error)
                 fsnotify_create(dir, dentry);
@@ -2463,7 +2451,6 @@ int vfs_link(struct dentry *old_dentry, struct inode *dir, struct dentry *new_de
                 return error;
 
         mutex_lock(&inode->i_mutex);
-        vfs_dq_init(dir);
         error = dir->i_op->link(old_dentry, dir, new_dentry);
         mutex_unlock(&inode->i_mutex);
         if (!error)
@@ -2662,9 +2649,6 @@ int vfs_rename(struct inode *old_dir, struct dentry *old_dentry,
         if (!old_dir->i_op->rename)
                 return -EPERM;
 
-        vfs_dq_init(old_dir);
-        vfs_dq_init(new_dir);
-
         old_name = fsnotify_oldname_init(old_dentry->d_name.name);
 
         if (is_dir)
diff --git a/fs/nfsd/vfs.c b/fs/nfsd/vfs.c
index 8715d194561a..09e9fc043600 100644
--- a/fs/nfsd/vfs.c
+++ b/fs/nfsd/vfs.c
@@ -20,7 +20,6 @@
 #include <linux/fcntl.h>
 #include <linux/namei.h>
 #include <linux/delay.h>
-#include <linux/quotaops.h>
 #include <linux/fsnotify.h>
 #include <linux/posix_acl_xattr.h>
 #include <linux/xattr.h>
@@ -377,7 +376,6 @@ nfsd_setattr(struct svc_rqst *rqstp, struct svc_fh *fhp, struct iattr *iap,
                         put_write_access(inode);
                         goto out_nfserr;
                 }
-                vfs_dq_init(inode);
         }
 
         /* sanitize the mode change */
@@ -745,8 +743,6 @@ nfsd_open(struct svc_rqst *rqstp, struct svc_fh *fhp, int type,
                         flags = O_RDWR|O_LARGEFILE;
                 else
                         flags = O_WRONLY|O_LARGEFILE;
-
-                vfs_dq_init(inode);
         }
         *filp = dentry_open(dget(dentry), mntget(fhp->fh_export->ex_path.mnt),
                             flags, current_cred());
diff --git a/fs/ocfs2/file.c b/fs/ocfs2/file.c
index 472e8f8bc892..126198f5a67c 100644
--- a/fs/ocfs2/file.c
+++ b/fs/ocfs2/file.c
@@ -107,6 +107,9 @@ static int ocfs2_file_open(struct inode *inode, struct file *file)
         mlog_entry("(0x%p, 0x%p, '%.*s')\n", inode, file,
                    file->f_path.dentry->d_name.len, file->f_path.dentry->d_name.name);
 
+        if (file->f_mode & FMODE_WRITE)
+                vfs_dq_init(inode);
+
         spin_lock(&oi->ip_lock);
 
         /* Check that the inode hasn't been wiped from disk by another
@@ -977,6 +980,8 @@ int ocfs2_setattr(struct dentry *dentry, struct iattr *attr)
 
         size_change = S_ISREG(inode->i_mode) && attr->ia_valid & ATTR_SIZE;
         if (size_change) {
+                vfs_dq_init(inode);
+
                 status = ocfs2_rw_lock(inode, 1);
                 if (status < 0) {
                         mlog_errno(status);
diff --git a/fs/ocfs2/inode.c b/fs/ocfs2/inode.c
index 00eb6a095e68..77681a690d16 100644
--- a/fs/ocfs2/inode.c
+++ b/fs/ocfs2/inode.c
@@ -971,6 +971,8 @@ void ocfs2_delete_inode(struct inode *inode)
                 goto bail;
         }
 
+        vfs_dq_init(inode);
+
         if (!ocfs2_inode_is_valid_to_delete(inode)) {
                 /* It's probably not necessary to truncate_inode_pages
                  * here but we do it for safety anyway (it will most
diff --git a/fs/ocfs2/namei.c b/fs/ocfs2/namei.c
index 99766b6418eb..8b5b142eb638 100644
--- a/fs/ocfs2/namei.c
+++ b/fs/ocfs2/namei.c
@@ -244,6 +244,8 @@ static int ocfs2_mknod(struct inode *dir,
                    (unsigned long)dev, dentry->d_name.len,
                    dentry->d_name.name);
 
+        vfs_dq_init(dir);
+
         /* get our super block */
         osb = OCFS2_SB(dir->i_sb);
 
@@ -632,6 +634,8 @@ static int ocfs2_link(struct dentry *old_dentry,
         if (S_ISDIR(inode->i_mode))
                 return -EPERM;
 
+        vfs_dq_init(dir);
+
         err = ocfs2_inode_lock_nested(dir, &parent_fe_bh, 1, OI_LS_PARENT);
         if (err < 0) {
                 if (err != -ENOENT)
@@ -787,6 +791,8 @@ static int ocfs2_unlink(struct inode *dir,
         mlog_entry("(0x%p, 0x%p, '%.*s')\n", dir, dentry,
                    dentry->d_name.len, dentry->d_name.name);
 
+        vfs_dq_init(dir);
+
         BUG_ON(dentry->d_parent->d_inode != dir);
 
         mlog(0, "ino = %llu\n", (unsigned long long)OCFS2_I(inode)->ip_blkno);
@@ -1047,6 +1053,9 @@ static int ocfs2_rename(struct inode *old_dir,
                    old_dentry->d_name.len, old_dentry->d_name.name,
                    new_dentry->d_name.len, new_dentry->d_name.name);
 
+        vfs_dq_init(old_dir);
+        vfs_dq_init(new_dir);
+
         osb = OCFS2_SB(old_dir->i_sb);
 
         if (new_inode) {
@@ -1595,6 +1604,8 @@ static int ocfs2_symlink(struct inode *dir,
         mlog_entry("(0x%p, 0x%p, symname='%s' actual='%.*s')\n", dir,
                    dentry, symname, dentry->d_name.len, dentry->d_name.name);
 
+        vfs_dq_init(dir);
+
         sb = dir->i_sb;
         osb = OCFS2_SB(sb);
 
diff --git a/fs/open.c b/fs/open.c
index 040cef72bc00..b740c4244833 100644
--- a/fs/open.c
+++ b/fs/open.c
@@ -8,7 +8,6 @@
 #include <linux/mm.h>
 #include <linux/file.h>
 #include <linux/fdtable.h>
-#include <linux/quotaops.h>
 #include <linux/fsnotify.h>
 #include <linux/module.h>
 #include <linux/slab.h>
@@ -278,10 +277,8 @@ static long do_sys_truncate(const char __user *pathname, loff_t length)
         error = locks_verify_truncate(inode, NULL, length);
         if (!error)
                 error = security_path_truncate(&path, length, 0);
-        if (!error) {
-                vfs_dq_init(inode);
+        if (!error)
                 error = do_truncate(path.dentry, length, 0, NULL);
-        }
 
 put_write_and_out:
         put_write_access(inode);
diff --git a/fs/quota/dquot.c b/fs/quota/dquot.c
index cd83c5b871ba..6244bca45c9d 100644
--- a/fs/quota/dquot.c
+++ b/fs/quota/dquot.c
@@ -1821,6 +1821,20 @@ const struct dquot_operations dquot_operations = {
 };
 
 /*
+ * Generic helper for ->open on filesystems supporting disk quotas.
+ */
+int dquot_file_open(struct inode *inode, struct file *file)
+{
+        int error;
+
+        error = generic_file_open(inode, file);
+        if (!error && (file->f_mode & FMODE_WRITE))
+                vfs_dq_init(inode);
+        return error;
+}
+EXPORT_SYMBOL(dquot_file_open);
+
+/*
  * Turn quota off on a device. type == -1 ==> quotaoff for all types (umount)
  */
 int vfs_quota_disable(struct super_block *sb, int type, unsigned int flags)
diff --git a/fs/reiserfs/file.c b/fs/reiserfs/file.c
index da2dba082e2d..1d9c12714c5c 100644
--- a/fs/reiserfs/file.c
+++ b/fs/reiserfs/file.c
@@ -289,7 +289,7 @@ const struct file_operations reiserfs_file_operations = {
         .compat_ioctl = reiserfs_compat_ioctl,
 #endif
         .mmap = reiserfs_file_mmap,
-        .open = generic_file_open,
+        .open = dquot_file_open,
         .release = reiserfs_file_release,
         .fsync = reiserfs_sync_file,
         .aio_read = generic_file_aio_read,
diff --git a/fs/reiserfs/inode.c b/fs/reiserfs/inode.c
index f07c3b69247d..06995cb48e39 100644
--- a/fs/reiserfs/inode.c
+++ b/fs/reiserfs/inode.c
@@ -34,6 +34,9 @@ void reiserfs_delete_inode(struct inode *inode)
         int depth;
         int err;
 
+        if (!is_bad_inode(inode))
+                vfs_dq_init(inode);
+
         truncate_inode_pages(&inode->i_data, 0);
 
         depth = reiserfs_write_lock_once(inode->i_sb);
@@ -3073,6 +3076,8 @@ int reiserfs_setattr(struct dentry *dentry, struct iattr *attr)
 
         depth = reiserfs_write_lock_once(inode->i_sb);
         if (attr->ia_valid & ATTR_SIZE) {
+                vfs_dq_init(inode);
+
                 /* version 2 items will be caught by the s_maxbytes check
                  ** done for us in vmtruncate
                  */
diff --git a/fs/reiserfs/namei.c b/fs/reiserfs/namei.c
index 9dea84e8a79a..c55e1b9fee5f 100644
--- a/fs/reiserfs/namei.c
+++ b/fs/reiserfs/namei.c
@@ -594,6 +594,8 @@ static int reiserfs_create(struct inode *dir, struct dentry *dentry, int mode,
         struct reiserfs_transaction_handle th;
         struct reiserfs_security_handle security;
 
+        vfs_dq_init(dir);
+
         if (!(inode = new_inode(dir->i_sb))) {
                 return -ENOMEM;
         }
@@ -666,6 +668,8 @@ static int reiserfs_mknod(struct inode *dir, struct dentry *dentry, int mode,
         if (!new_valid_dev(rdev))
                 return -EINVAL;
 
+        vfs_dq_init(dir);
+
         if (!(inode = new_inode(dir->i_sb))) {
                 return -ENOMEM;
         }
@@ -739,6 +743,8 @@ static int reiserfs_mkdir(struct inode *dir, struct dentry *dentry, int mode)
             2 * (REISERFS_QUOTA_INIT_BLOCKS(dir->i_sb) +
                  REISERFS_QUOTA_TRANS_BLOCKS(dir->i_sb));
 
+        vfs_dq_init(dir);
+
 #ifdef DISPLACE_NEW_PACKING_LOCALITIES
         /* set flag that new packing locality created and new blocks for the content     * of that directory are not displaced yet */
         REISERFS_I(dir)->new_packing_locality = 1;
@@ -842,6 +848,8 @@ static int reiserfs_rmdir(struct inode *dir, struct dentry *dentry)
             JOURNAL_PER_BALANCE_CNT * 2 + 2 +
             4 * REISERFS_QUOTA_TRANS_BLOCKS(dir->i_sb);
 
+        vfs_dq_init(dir);
+
         reiserfs_write_lock(dir->i_sb);
         retval = journal_begin(&th, dir->i_sb, jbegin_count);
         if (retval)
@@ -923,6 +931,8 @@ static int reiserfs_unlink(struct inode *dir, struct dentry *dentry)
         unsigned long savelink;
         int depth;
 
+        vfs_dq_init(dir);
+
         inode = dentry->d_inode;
 
         /* in this transaction we can be doing at max two balancings and update
@@ -1024,6 +1034,8 @@ static int reiserfs_symlink(struct inode *parent_dir,
             2 * (REISERFS_QUOTA_INIT_BLOCKS(parent_dir->i_sb) +
                  REISERFS_QUOTA_TRANS_BLOCKS(parent_dir->i_sb));
 
+        vfs_dq_init(parent_dir);
+
         if (!(inode = new_inode(parent_dir->i_sb))) {
                 return -ENOMEM;
         }
@@ -1111,6 +1123,8 @@ static int reiserfs_link(struct dentry *old_dentry, struct inode *dir,
             JOURNAL_PER_BALANCE_CNT * 3 +
             2 * REISERFS_QUOTA_TRANS_BLOCKS(dir->i_sb);
 
+        vfs_dq_init(dir);
+
         reiserfs_write_lock(dir->i_sb);
         if (inode->i_nlink >= REISERFS_LINK_MAX) {
                 //FIXME: sd_nlink is 32 bit for new files
@@ -1235,6 +1249,9 @@ static int reiserfs_rename(struct inode *old_dir, struct dentry *old_dentry,
             JOURNAL_PER_BALANCE_CNT * 3 + 5 +
             4 * REISERFS_QUOTA_TRANS_BLOCKS(old_dir->i_sb);
 
+        vfs_dq_init(old_dir);
+        vfs_dq_init(new_dir);
+
         old_inode = old_dentry->d_inode;
         new_dentry_inode = new_dentry->d_inode;
 
diff --git a/fs/reiserfs/xattr.c b/fs/reiserfs/xattr.c
index 81f09fab8ae4..37d034ca7d99 100644
--- a/fs/reiserfs/xattr.c
+++ b/fs/reiserfs/xattr.c
@@ -61,7 +61,6 @@
 static int xattr_create(struct inode *dir, struct dentry *dentry, int mode)
 {
         BUG_ON(!mutex_is_locked(&dir->i_mutex));
-        vfs_dq_init(dir);
         return dir->i_op->create(dir, dentry, mode, NULL);
 }
 #endif
@@ -69,7 +68,6 @@ static int xattr_create(struct inode *dir, struct dentry *dentry, int mode)
 static int xattr_mkdir(struct inode *dir, struct dentry *dentry, int mode)
 {
         BUG_ON(!mutex_is_locked(&dir->i_mutex));
-        vfs_dq_init(dir);
         return dir->i_op->mkdir(dir, dentry, mode);
 }
 
@@ -81,7 +79,6 @@ static int xattr_unlink(struct inode *dir, struct dentry *dentry)
 {
         int error;
         BUG_ON(!mutex_is_locked(&dir->i_mutex));
-        vfs_dq_init(dir);
 
         reiserfs_mutex_lock_nested_safe(&dentry->d_inode->i_mutex,
                                         I_MUTEX_CHILD, dir->i_sb);
@@ -97,7 +94,6 @@ static int xattr_rmdir(struct inode *dir, struct dentry *dentry)
 {
         int error;
         BUG_ON(!mutex_is_locked(&dir->i_mutex));
-        vfs_dq_init(dir);
 
         reiserfs_mutex_lock_nested_safe(&dentry->d_inode->i_mutex,
                                         I_MUTEX_CHILD, dir->i_sb);
diff --git a/fs/udf/file.c b/fs/udf/file.c
index 2df7fcb677b3..013fa44d9a5e 100644
--- a/fs/udf/file.c
+++ b/fs/udf/file.c
@@ -208,7 +208,7 @@ const struct file_operations udf_file_operations = {
         .read                   = do_sync_read,
         .aio_read               = generic_file_aio_read,
         .ioctl                  = udf_ioctl,
-        .open                   = generic_file_open,
+        .open                   = dquot_file_open,
         .mmap                   = generic_file_mmap,
         .write                  = do_sync_write,
         .aio_write              = udf_file_aio_write,
@@ -227,6 +227,9 @@ static int udf_setattr(struct dentry *dentry, struct iattr *iattr)
         if (error)
                 return error;
 
+        if (iattr->ia_valid & ATTR_SIZE)
+                vfs_dq_init(inode);
+
         if ((iattr->ia_valid & ATTR_UID && iattr->ia_uid != inode->i_uid) ||
             (iattr->ia_valid & ATTR_GID && iattr->ia_gid != inode->i_gid)) {
                 error = dquot_transfer(inode, iattr);
diff --git a/fs/udf/inode.c b/fs/udf/inode.c
index 1199e8e21ee2..f19520268404 100644
--- a/fs/udf/inode.c
+++ b/fs/udf/inode.c
@@ -36,6 +36,7 @@
 #include <linux/pagemap.h>
 #include <linux/buffer_head.h>
 #include <linux/writeback.h>
+#include <linux/quotaops.h>
 #include <linux/slab.h>
 #include <linux/crc-itu-t.h>
 
@@ -70,6 +71,9 @@ static int udf_get_block(struct inode *, sector_t, struct buffer_head *, int);
 
 void udf_delete_inode(struct inode *inode)
 {
+        if (!is_bad_inode(inode))
+                vfs_dq_init(inode);
+
         truncate_inode_pages(&inode->i_data, 0);
 
         if (is_bad_inode(inode))
diff --git a/fs/udf/namei.c b/fs/udf/namei.c
index cd2115060fdc..e360c3fc4ae4 100644
--- a/fs/udf/namei.c
+++ b/fs/udf/namei.c
@@ -563,6 +563,8 @@ static int udf_create(struct inode *dir, struct dentry *dentry, int mode,
         int err;
         struct udf_inode_info *iinfo;
 
+        vfs_dq_init(dir);
+
         lock_kernel();
         inode = udf_new_inode(dir, mode, &err);
         if (!inode) {
@@ -616,6 +618,8 @@ static int udf_mknod(struct inode *dir, struct dentry *dentry, int mode,
         if (!old_valid_dev(rdev))
                 return -EINVAL;
 
+        vfs_dq_init(dir);
+
         lock_kernel();
         err = -EIO;
         inode = udf_new_inode(dir, mode, &err);
@@ -662,6 +666,8 @@ static int udf_mkdir(struct inode *dir, struct dentry *dentry, int mode)
         struct udf_inode_info *dinfo = UDF_I(dir);
         struct udf_inode_info *iinfo;
 
+        vfs_dq_init(dir);
+
         lock_kernel();
         err = -EMLINK;
         if (dir->i_nlink >= (256 << sizeof(dir->i_nlink)) - 1)
@@ -799,6 +805,8 @@ static int udf_rmdir(struct inode *dir, struct dentry *dentry)
         struct fileIdentDesc *fi, cfi;
         struct kernel_lb_addr tloc;
 
+        vfs_dq_init(dir);
+
         retval = -ENOENT;
         lock_kernel();
         fi = udf_find_entry(dir, &dentry->d_name, &fibh, &cfi);
@@ -845,6 +853,8 @@ static int udf_unlink(struct inode *dir, struct dentry *dentry)
         struct fileIdentDesc cfi;
         struct kernel_lb_addr tloc;
 
+        vfs_dq_init(dir);
+
         retval = -ENOENT;
         lock_kernel();
         fi = udf_find_entry(dir, &dentry->d_name, &fibh, &cfi);
@@ -899,6 +909,8 @@ static int udf_symlink(struct inode *dir, struct dentry *dentry,
         struct buffer_head *bh;
         struct udf_inode_info *iinfo;
 
+        vfs_dq_init(dir);
+
         lock_kernel();
         inode = udf_new_inode(dir, S_IFLNK, &err);
         if (!inode)
@@ -1069,6 +1081,8 @@ static int udf_link(struct dentry *old_dentry, struct inode *dir,
         int err;
         struct buffer_head *bh;
 
+        vfs_dq_init(dir);
+
         lock_kernel();
         if (inode->i_nlink >= (256 << sizeof(inode->i_nlink)) - 1) {
                 unlock_kernel();
@@ -1131,6 +1145,9 @@ static int udf_rename(struct inode *old_dir, struct dentry *old_dentry,
         struct kernel_lb_addr tloc;
         struct udf_inode_info *old_iinfo = UDF_I(old_inode);
 
+        vfs_dq_init(old_dir);
+        vfs_dq_init(new_dir);
+
         lock_kernel();
         ofi = udf_find_entry(old_dir, &old_dentry->d_name, &ofibh, &ocfi);
         if (ofi) {
diff --git a/fs/ufs/file.c b/fs/ufs/file.c
index 73655c61240a..d84762f3028e 100644
--- a/fs/ufs/file.c
+++ b/fs/ufs/file.c
@@ -40,7 +40,7 @@ const struct file_operations ufs_file_operations = {
         .write          = do_sync_write,
         .aio_write      = generic_file_aio_write,
         .mmap           = generic_file_mmap,
-        .open           = generic_file_open,
+        .open           = dquot_file_open,
         .fsync          = simple_fsync,
         .splice_read    = generic_file_splice_read,
 };
diff --git a/fs/ufs/inode.c b/fs/ufs/inode.c
index 7cf33379fd46..fff8edab382f 100644
--- a/fs/ufs/inode.c
+++ b/fs/ufs/inode.c
@@ -36,6 +36,7 @@
 #include <linux/mm.h>
 #include <linux/smp_lock.h>
 #include <linux/buffer_head.h>
+#include <linux/quotaops.h>
 
 #include "ufs_fs.h"
 #include "ufs.h"
@@ -908,6 +909,9 @@ void ufs_delete_inode (struct inode * inode)
 {
         loff_t old_i_size;
 
+        if (!is_bad_inode(inode))
+                vfs_dq_init(inode);
+
         truncate_inode_pages(&inode->i_data, 0);
         if (is_bad_inode(inode))
                 goto no_delete;
diff --git a/fs/ufs/namei.c b/fs/ufs/namei.c
index 4c26d9e8bc94..c33cb90c516d 100644
--- a/fs/ufs/namei.c
+++ b/fs/ufs/namei.c
@@ -30,6 +30,7 @@
 #include <linux/time.h>
 #include <linux/fs.h>
 #include <linux/smp_lock.h>
+#include <linux/quotaops.h>
 
 #include "ufs_fs.h"
 #include "ufs.h"
@@ -84,6 +85,9 @@ static int ufs_create (struct inode * dir, struct dentry * dentry, int mode,
         int err;
 
         UFSD("BEGIN\n");
+
+        vfs_dq_init(dir);
+
         inode = ufs_new_inode(dir, mode);
         err = PTR_ERR(inode);
 
@@ -107,6 +111,9 @@ static int ufs_mknod (struct inode * dir, struct dentry *dentry, int mode, dev_t
 
         if (!old_valid_dev(rdev))
                 return -EINVAL;
+
+        vfs_dq_init(dir);
+
         inode = ufs_new_inode(dir, mode);
         err = PTR_ERR(inode);
         if (!IS_ERR(inode)) {
@@ -131,6 +138,8 @@ static int ufs_symlink (struct inode * dir, struct dentry * dentry,
         if (l > sb->s_blocksize)
                 goto out_notlocked;
 
+        vfs_dq_init(dir);
+
         lock_kernel();
         inode = ufs_new_inode(dir, S_IFLNK | S_IRWXUGO);
         err = PTR_ERR(inode);
@@ -176,6 +185,8 @@ static int ufs_link (struct dentry * old_dentry, struct inode * dir,
                 return -EMLINK;
         }
 
+        vfs_dq_init(dir);
+
         inode->i_ctime = CURRENT_TIME_SEC;
         inode_inc_link_count(inode);
         atomic_inc(&inode->i_count);
@@ -193,6 +204,8 @@ static int ufs_mkdir(struct inode * dir, struct dentry * dentry, int mode)
         if (dir->i_nlink >= UFS_LINK_MAX)
                 goto out;
 
+        vfs_dq_init(dir);
+
         lock_kernel();
         inode_inc_link_count(dir);
 
@@ -237,6 +250,8 @@ static int ufs_unlink(struct inode *dir, struct dentry *dentry)
         struct page *page;
         int err = -ENOENT;
 
+        vfs_dq_init(dir);
+
         de = ufs_find_entry(dir, &dentry->d_name, &page);
         if (!de)
                 goto out;
@@ -281,6 +296,9 @@ static int ufs_rename(struct inode *old_dir, struct dentry *old_dentry,
         struct ufs_dir_entry *old_de;
         int err = -ENOENT;
 
+        vfs_dq_init(old_dir);
+        vfs_dq_init(new_dir);
+
         old_de = ufs_find_entry(old_dir, &old_dentry->d_name, &old_page);
         if (!old_de)
                 goto out;
diff --git a/fs/ufs/truncate.c b/fs/ufs/truncate.c
index 87bbab685901..e5ef8a3ec230 100644
--- a/fs/ufs/truncate.c
+++ b/fs/ufs/truncate.c
@@ -527,6 +527,9 @@ static int ufs_setattr(struct dentry *dentry, struct iattr *attr)
         if (ia_valid & ATTR_SIZE &&
             attr->ia_size != i_size_read(inode)) {
                 loff_t old_i_size = inode->i_size;
+
+                vfs_dq_init(inode);
+
                 error = vmtruncate(inode, attr->ia_size);
                 if (error)
                         return error;
diff --git a/include/linux/quotaops.h b/include/linux/quotaops.h
index a5ebd1abccd8..93ac788345e2 100644
--- a/include/linux/quotaops.h
+++ b/include/linux/quotaops.h
@@ -48,6 +48,8 @@ int dquot_release(struct dquot *dquot);
 int dquot_commit_info(struct super_block *sb, int type);
 int dquot_mark_dquot_dirty(struct dquot *dquot);
 
+int dquot_file_open(struct inode *inode, struct file *file);
+
 int vfs_quota_on(struct super_block *sb, int type, int format_id,
         char *path, int remount);
 int vfs_quota_enable(struct inode *inode, int type, int format_id,
@@ -342,4 +344,6 @@ static inline void dquot_release_reservation_block(struct inode *inode,
         __dquot_free_space(inode, nr << inode->i_blkbits, 1);
 }
 
+#define dquot_file_open         generic_file_open
+
 #endif /* _LINUX_QUOTAOPS_ */