fs/reiserfs/super.c |   12 ++++++++++++
 1 files changed, 12 insertions(+)

diff -puN fs/reiserfs/super.c~reiserfs-quota-add-missing-lock_kernel fs/reiserfs/super.c
--- linux-2.6.11-rc2/fs/reiserfs/super.c~reiserfs-quota-add-missing-lock_kernel	2005-01-27 13:09:35.101322376 +0300
+++ linux-2.6.11-rc2-root/fs/reiserfs/super.c	2005-01-27 13:15:19.608949256 +0300
@@ -1835,9 +1835,11 @@ static int reiserfs_dquot_initialize(str
     int ret;
 
     /* We may create quota structure so we need to reserve enough blocks */
+    reiserfs_write_lock(inode->i_sb);
     journal_begin(&th, inode->i_sb, 2*REISERFS_QUOTA_INIT_BLOCKS);
     ret = dquot_initialize(inode, type);
     journal_end(&th, inode->i_sb, 2*REISERFS_QUOTA_INIT_BLOCKS);
+    reiserfs_write_unlock(inode->i_sb);
     return ret;
 }
 
@@ -1847,9 +1849,11 @@ static int reiserfs_dquot_drop(struct in
     int ret;
 
     /* We may delete quota structure so we need to reserve enough blocks */
+    reiserfs_write_lock(inode->i_sb);
     journal_begin(&th, inode->i_sb, 2*REISERFS_QUOTA_INIT_BLOCKS);
     ret = dquot_drop(inode);
     journal_end(&th, inode->i_sb, 2*REISERFS_QUOTA_INIT_BLOCKS);
+    reiserfs_write_unlock(inode->i_sb);
     return ret;
 }
 
@@ -1858,9 +1862,11 @@ static int reiserfs_write_dquot(struct d
     struct reiserfs_transaction_handle th;
     int ret;
 
+    reiserfs_write_lock(dquot->dq_sb);
     journal_begin(&th, dquot->dq_sb, REISERFS_QUOTA_TRANS_BLOCKS);
     ret = dquot_commit(dquot);
     journal_end(&th, dquot->dq_sb, REISERFS_QUOTA_TRANS_BLOCKS);
+    reiserfs_write_unlock(dquot->dq_sb);
     return ret;
 }
 
@@ -1869,9 +1875,11 @@ static int reiserfs_acquire_dquot(struct
     struct reiserfs_transaction_handle th;
     int ret;
 
+    reiserfs_write_lock(dquot->dq_sb);
     journal_begin(&th, dquot->dq_sb, REISERFS_QUOTA_INIT_BLOCKS);
     ret = dquot_acquire(dquot);
     journal_end(&th, dquot->dq_sb, REISERFS_QUOTA_INIT_BLOCKS);
+    reiserfs_write_unlock(dquot->dq_sb);
     return ret;
 }
 
@@ -1880,9 +1888,11 @@ static int reiserfs_release_dquot(struct
     struct reiserfs_transaction_handle th;
     int ret;
 
+    reiserfs_write_lock(dquot->dq_sb);
     journal_begin(&th, dquot->dq_sb, REISERFS_QUOTA_INIT_BLOCKS);
     ret = dquot_release(dquot);
     journal_end(&th, dquot->dq_sb, REISERFS_QUOTA_INIT_BLOCKS);
+    reiserfs_write_unlock(dquot->dq_sb);
     return ret;
 }
 
@@ -1904,9 +1914,11 @@ static int reiserfs_write_info(struct su
     int ret;
 
     /* Data block + inode block */
+    reiserfs_write_lock(sb);
     journal_begin(&th, sb, 2);
     ret = dquot_commit_info(sb, type);
     journal_end(&th, sb, 2);
+    reiserfs_write_unlock(sb);
     return ret;
 }
 

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