X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=fs%2Fjfs%2Ffile.c;h=c156e02ab9ab0b07110991e0b0b0d33dba45dbeb;hb=43bc926fffd92024b46cafaf7350d669ba9ca884;hp=67e4ba8ce0956c51715c85f656cf5d602b6d99a6;hpb=5273a3df6485dc2ad6aa7ddd441b9a21970f003b;p=linux-2.6.git

diff --git a/fs/jfs/file.c b/fs/jfs/file.c
index 67e4ba8ce..c156e02ab 100644
--- a/fs/jfs/file.c
+++ b/fs/jfs/file.c
@@ -1,6 +1,6 @@
 /*
- *   Copyright (c) International Business Machines Corp., 2000-2002
- *   Portions Copyright (c) Christoph Hellwig, 2001-2002
+ *   Copyright (C) International Business Machines Corp., 2000-2002
+ *   Portions Copyright (C) Christoph Hellwig, 2001-2002
  *
  *   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
@@ -19,16 +19,13 @@
 
 #include <linux/fs.h>
 #include "jfs_incore.h"
+#include "jfs_inode.h"
 #include "jfs_dmap.h"
 #include "jfs_txnmgr.h"
 #include "jfs_xattr.h"
 #include "jfs_acl.h"
 #include "jfs_debug.h"
 
-
-extern int jfs_commit_inode(struct inode *, int);
-extern void jfs_truncate(struct inode *);
-
 int jfs_fsync(struct file *file, struct dentry *dentry, int datasync)
 {
 	struct inode *inode = dentry->d_inode;
@@ -65,11 +62,13 @@ static int jfs_open(struct inode *inode, struct file *file)
 	if (S_ISREG(inode->i_mode) && file->f_mode & FMODE_WRITE &&
 	    (inode->i_size == 0)) {
 		struct jfs_inode_info *ji = JFS_IP(inode);
+		spin_lock_irq(&ji->ag_lock);
 		if (ji->active_ag == -1) {
 			ji->active_ag = ji->agno;
 			atomic_inc(
 			    &JFS_SBI(inode->i_sb)->bmap->db_active[ji->agno]);
 		}
+		spin_unlock_irq(&ji->ag_lock);
 	}
 
 	return 0;
@@ -78,11 +77,13 @@ static int jfs_release(struct inode *inode, struct file *file)
 {
 	struct jfs_inode_info *ji = JFS_IP(inode);
 
+	spin_lock_irq(&ji->ag_lock);
 	if (ji->active_ag != -1) {
 		struct bmap *bmap = JFS_SBI(inode->i_sb)->bmap;
 		atomic_dec(&bmap->db_active[ji->active_ag]);
 		ji->active_ag = -1;
 	}
+	spin_unlock_irq(&ji->ag_lock);
 
 	return 0;
 }
@@ -97,9 +98,10 @@ struct inode_operations jfs_file_inode_operations = {
 	.setattr	= jfs_setattr,
 	.permission	= jfs_permission,
 #endif
+	.sync_flags	= jfs_sync_flags,
 };
 
-struct file_operations jfs_file_operations = {
+const struct file_operations jfs_file_operations = {
 	.open		= jfs_open,
 	.llseek		= generic_file_llseek,
 	.write		= generic_file_write,
@@ -112,4 +114,5 @@ struct file_operations jfs_file_operations = {
  	.sendfile	= generic_file_sendfile,
 	.fsync		= jfs_fsync,
 	.release	= jfs_release,
+	.ioctl		= jfs_ioctl,
 };