Update to 3.4-final.

[linux-flexiantxendom0-3.2.10.git] / fs / block_dev.c

diff --git a/fs/block_dev.c b/fs/block_dev.c
index 5e9f198..ba11c30 100644 (file)
--- a/fs/block_dev.c
+++ b/fs/block_dev.c
@@ -16,6 +16,7 @@
 #include <linux/blkdev.h>
 #include <linux/module.h>
 #include <linux/blkpg.h>
+#include <linux/magic.h>
 #include <linux/buffer_head.h>
 #include <linux/swap.h>
 #include <linux/pagevec.h>
@@ -69,7 +70,7 @@ static void bdev_inode_switch_bdi(struct inode *inode,
        spin_unlock(&dst->wb.list_lock);
 }
 
-static sector_t max_block(struct block_device *bdev)
+sector_t blkdev_max_block(struct block_device *bdev)
 {
        sector_t retval = ~((sector_t)0);
        loff_t sz = i_size_read(bdev->bd_inode);
@@ -109,7 +110,7 @@ void invalidate_bdev(struct block_device *bdev)
        /* 99% of the time, we don't need to flush the cleancache on the bdev.
         * But, for the strange corners, lets be cautious
         */
-       cleancache_flush_inode(mapping);
+       cleancache_invalidate_inode(mapping);
 }
 EXPORT_SYMBOL(invalidate_bdev);
 
@@ -162,7 +163,7 @@ static int
 blkdev_get_block(struct inode *inode, sector_t iblock,
                struct buffer_head *bh, int create)
 {
-       if (iblock >= max_block(I_BDEV(inode))) {
+       if (iblock >= blkdev_max_block(I_BDEV(inode))) {
                if (create)
                        return -EIO;
 
@@ -184,7 +185,7 @@ static int
 blkdev_get_blocks(struct inode *inode, sector_t iblock,
                struct buffer_head *bh, int create)
 {
-       sector_t end_block = max_block(I_BDEV(inode));
+       sector_t end_block = blkdev_max_block(I_BDEV(inode));
        unsigned long max_blocks = bh->b_size >> inode->i_blkbits;
 
        if ((iblock + max_blocks) > end_block) {
@@ -506,7 +507,7 @@ static const struct super_operations bdev_sops = {
 static struct dentry *bd_mount(struct file_system_type *fs_type,
        int flags, const char *dev_name, void *data)
 {
-       return mount_pseudo(fs_type, "bdev:", &bdev_sops, NULL, 0x62646576);
+       return mount_pseudo(fs_type, "bdev:", &bdev_sops, NULL, BDEVFS_MAGIC);
 }
 
 static struct file_system_type bd_type = {