1 files changed, 35 insertions, 16 deletions

diff --git a/fs/reiserfs/inode.c b/fs/reiserfs/inode.c
index 290ae38fca8a..dc2c65e04853 100644
--- a/fs/reiserfs/inode.c
+++ b/fs/reiserfs/inode.c
@@ -11,6 +11,7 @@
 #include <linux/smp_lock.h>
 #include <linux/pagemap.h>
 #include <linux/highmem.h>
+#include <linux/slab.h>
 #include <asm/uaccess.h>
 #include <asm/unaligned.h>
 #include <linux/buffer_head.h>
@@ -31,11 +32,15 @@ void reiserfs_delete_inode(struct inode *inode)
             JOURNAL_PER_BALANCE_CNT * 2 +
             2 * REISERFS_QUOTA_INIT_BLOCKS(inode->i_sb);
         struct reiserfs_transaction_handle th;
+        int depth;
         int err;
 
+        if (!is_bad_inode(inode))
+                dquot_initialize(inode);
+
         truncate_inode_pages(&inode->i_data, 0);
 
-        reiserfs_write_lock(inode->i_sb);
+        depth = reiserfs_write_lock_once(inode->i_sb);
 
         /* The = 0 happens when we abort creating a new inode for some reason like lack of space.. */
         if (!(inode->i_state & I_NEW) && INODE_PKEY(inode)->k_objectid != 0) {  /* also handles bad_inode case */
@@ -53,7 +58,7 @@ void reiserfs_delete_inode(struct inode *inode)
                  * after delete_object so that quota updates go into the same transaction as
                  * stat data deletion */
                 if (!err) 
-                        vfs_dq_free_inode(inode);
+                        dquot_free_inode(inode);
 
                 if (journal_end(&th, inode->i_sb, jbegin_count))
                         goto out;
@@ -74,7 +79,7 @@ void reiserfs_delete_inode(struct inode *inode)
       out:
         clear_inode(inode);     /* note this must go after the journal_end to prevent deadlock */
         inode->i_blocks = 0;
-        reiserfs_write_unlock(inode->i_sb);
+        reiserfs_write_unlock_once(inode->i_sb, depth);
 }
 
 static void _make_cpu_key(struct cpu_key *key, int version, __u32 dirid,
@@ -1496,9 +1501,11 @@ struct inode *reiserfs_iget(struct super_block *s, const struct cpu_key *key)
 
         args.objectid = key->on_disk_key.k_objectid;
         args.dirid = key->on_disk_key.k_dir_id;
+        reiserfs_write_unlock(s);
         inode = iget5_locked(s, key->on_disk_key.k_objectid,
                              reiserfs_find_actor, reiserfs_init_locked_inode,
                              (void *)(&args));
+        reiserfs_write_lock(s);
         if (!inode)
                 return ERR_PTR(-ENOMEM);
 
@@ -1612,7 +1619,7 @@ int reiserfs_encode_fh(struct dentry *dentry, __u32 * data, int *lenp,
 ** to properly mark inodes for datasync and such, but only actually
 ** does something when called for a synchronous update.
 */
-int reiserfs_write_inode(struct inode *inode, int do_sync)
+int reiserfs_write_inode(struct inode *inode, struct writeback_control *wbc)
 {
         struct reiserfs_transaction_handle th;
         int jbegin_count = 1;
@@ -1624,7 +1631,7 @@ int reiserfs_write_inode(struct inode *inode, int do_sync)
          ** inode needs to reach disk for safety, and they can safely be
          ** ignored because the altered inode has already been logged.
          */
-        if (do_sync && !(current->flags & PF_MEMALLOC)) {
+        if (wbc->sync_mode == WB_SYNC_ALL && !(current->flags & PF_MEMALLOC)) {
                 reiserfs_write_lock(inode->i_sb);
                 if (!journal_begin(&th, inode->i_sb, jbegin_count)) {
                         reiserfs_update_sd(&th, inode);
@@ -1762,10 +1769,10 @@ int reiserfs_new_inode(struct reiserfs_transaction_handle *th,
 
         BUG_ON(!th->t_trans_id);
 
-        if (vfs_dq_alloc_inode(inode)) {
-                err = -EDQUOT;
+        dquot_initialize(inode);
+        err = dquot_alloc_inode(inode);
+        if (err)
                 goto out_end_trans;
-        }
         if (!dir->i_nlink) {
                 err = -EPERM;
                 goto out_bad_inode;
@@ -1956,12 +1963,12 @@ int reiserfs_new_inode(struct reiserfs_transaction_handle *th,
         INODE_PKEY(inode)->k_objectid = 0;
 
         /* Quota change must be inside a transaction for journaling */
-        vfs_dq_free_inode(inode);
+        dquot_free_inode(inode);
 
       out_end_trans:
         journal_end(th, th->t_super, th->t_blocks_allocated);
         /* Drop can be outside and it needs more credits so it's better to have it outside */
-        vfs_dq_drop(inode);
+        dquot_drop(inode);
         inode->i_flags |= S_NOQUOTA;
         make_bad_inode(inode);
 
@@ -3061,14 +3068,17 @@ static ssize_t reiserfs_direct_IO(int rw, struct kiocb *iocb,
 int reiserfs_setattr(struct dentry *dentry, struct iattr *attr)
 {
         struct inode *inode = dentry->d_inode;
-        int error;
         unsigned int ia_valid;
+        int depth;
+        int error;
 
         /* must be turned off for recursive notify_change calls */
         ia_valid = attr->ia_valid &= ~(ATTR_KILL_SUID|ATTR_KILL_SGID);
 
-        reiserfs_write_lock(inode->i_sb);
+        depth = reiserfs_write_lock_once(inode->i_sb);
         if (attr->ia_valid & ATTR_SIZE) {
+                dquot_initialize(inode);
+
                 /* version 2 items will be caught by the s_maxbytes check
                  ** done for us in vmtruncate
                  */
@@ -3130,8 +3140,7 @@ int reiserfs_setattr(struct dentry *dentry, struct iattr *attr)
                                                   jbegin_count);
                                 if (error)
                                         goto out;
-                                error =
-                                    vfs_dq_transfer(inode, attr) ? -EDQUOT : 0;
+                                error = dquot_transfer(inode, attr);
                                 if (error) {
                                         journal_end(&th, inode->i_sb,
                                                     jbegin_count);
@@ -3148,8 +3157,17 @@ int reiserfs_setattr(struct dentry *dentry, struct iattr *attr)
                                     journal_end(&th, inode->i_sb, jbegin_count);
                         }
                 }
-                if (!error)
+                if (!error) {
+                        /*
+                         * Relax the lock here, as it might truncate the
+                         * inode pages and wait for inode pages locks.
+                         * To release such page lock, the owner needs the
+                         * reiserfs lock
+                         */
+                        reiserfs_write_unlock_once(inode->i_sb, depth);
                         error = inode_setattr(inode, attr);
+                        depth = reiserfs_write_lock_once(inode->i_sb);
+                }
         }
 
         if (!error && reiserfs_posixacl(inode->i_sb)) {
@@ -3158,7 +3176,8 @@ int reiserfs_setattr(struct dentry *dentry, struct iattr *attr)
         }
 
       out:
-        reiserfs_write_unlock(inode->i_sb);
+        reiserfs_write_unlock_once(inode->i_sb, depth);
+
         return error;
 }