[PATCH] RTC subsystem: RS5C372 driver

[linux-2.6] / fs / block_dev.c

diff --git a/fs/block_dev.c b/fs/block_dev.c
index 573fc8e0b67a01b5f8ce799768ea241daeace02d..5983d42df015d2ff32983ddc46e8ae194c3e1063 100644 (file)
--- a/fs/block_dev.c
+++ b/fs/block_dev.c
@@ -131,9 +131,10 @@ blkdev_get_block(struct inode *inode, sector_t iblock,
 
 static int
 blkdev_get_blocks(struct inode *inode, sector_t iblock,
-               unsigned long max_blocks, struct buffer_head *bh, int create)
+               struct buffer_head *bh, int create)
 {
        sector_t end_block = max_block(I_BDEV(inode));
+       unsigned long max_blocks = bh->b_size >> inode->i_blkbits;
 
        if ((iblock + max_blocks) > end_block) {
                max_blocks = end_block - iblock;
@@ -234,7 +235,7 @@ static int block_fsync(struct file *filp, struct dentry *dentry, int datasync)
  */
 
 static  __cacheline_aligned_in_smp DEFINE_SPINLOCK(bdev_lock);
-static kmem_cache_t * bdev_cachep;
+static kmem_cache_t * bdev_cachep __read_mostly;
 
 static struct inode *bdev_alloc_inode(struct super_block *sb)
 {
@@ -308,7 +309,7 @@ static struct file_system_type bd_type = {
        .kill_sb        = kill_anon_super,
 };
 
-static struct vfsmount *bd_mnt;
+static struct vfsmount *bd_mnt __read_mostly;
 struct super_block *blockdev_superblock;
 
 void __init bdev_cache_init(void)