mm: bdi init hooks

[safe/jmp/linux-2.6] / fs / ramfs / inode.c

diff --git a/fs/ramfs/inode.c b/fs/ramfs/inode.c
index 4ace5d7..8428d5b 100644 (file)
--- a/fs/ramfs/inode.c
+++ b/fs/ramfs/inode.c
@@ -32,7 +32,7 @@
 #include <linux/string.h>
 #include <linux/backing-dev.h>
 #include <linux/ramfs.h>
-
+#include <linux/sched.h>
 #include <asm/uaccess.h>
 #include "internal.h"
 
@@ -60,6 +60,7 @@ struct inode *ramfs_get_inode(struct super_block *sb, int mode, dev_t dev)
                inode->i_blocks = 0;
                inode->i_mapping->a_ops = &ramfs_aops;
                inode->i_mapping->backing_dev_info = &ramfs_backing_dev_info;
+               mapping_set_gfp_mask(inode->i_mapping, GFP_HIGHUSER);
                inode->i_atime = inode->i_mtime = inode->i_ctime = CURRENT_TIME;
                switch (mode & S_IFMT) {
                default:
@@ -222,7 +223,17 @@ module_exit(exit_ramfs_fs)
 
 int __init init_rootfs(void)
 {
-       return register_filesystem(&rootfs_fs_type);
+       int err;
+
+       err = bdi_init(&ramfs_backing_dev_info);
+       if (err)
+               return err;
+
+       err = register_filesystem(&rootfs_fs_type);
+       if (err)
+               bdi_destroy(&ramfs_backing_dev_info);
+
+       return err;
 }
 
 MODULE_LICENSE("GPL");