5 files changed, 11 insertions, 13 deletions

diff --git a/fs/fat/cache.c b/fs/fat/cache.c
index 1acc941245fb..97b967b84fc6 100644
--- a/fs/fat/cache.c
+++ b/fs/fat/cache.c
@@ -49,7 +49,7 @@ int __init fat_cache_init(void)
 {
         fat_cache_cachep = kmem_cache_create("fat_cache",
                                 sizeof(struct fat_cache),
-                                0, SLAB_RECLAIM_ACCOUNT,
+                                0, SLAB_RECLAIM_ACCOUNT|SLAB_MEM_SPREAD,
                                 init_once, NULL);
         if (fat_cache_cachep == NULL)
                 return -ENOMEM;
diff --git a/fs/fat/dir.c b/fs/fat/dir.c
index db0de5c621c7..698b85bb1dd4 100644
--- a/fs/fat/dir.c
+++ b/fs/fat/dir.c
@@ -114,7 +114,7 @@ static inline int fat_get_entry(struct inode *dir, loff_t *pos,
 }
 
 /*
- * Convert Unicode 16 to UTF8, translated Unicode, or ASCII.
+ * Convert Unicode 16 to UTF-8, translated Unicode, or ASCII.
  * If uni_xlate is enabled and we can't get a 1:1 conversion, use a
  * colon as an escape character since it is normally invalid on the vfat
  * filesystem. The following four characters are the hexadecimal digits
@@ -741,7 +741,7 @@ static int fat_dir_ioctl(struct inode * inode, struct file * filp,
         return ret;
 }
 
-struct file_operations fat_dir_operations = {
+const struct file_operations fat_dir_operations = {
         .read           = generic_read_dir,
         .readdir        = fat_readdir,
         .ioctl          = fat_dir_ioctl,
diff --git a/fs/fat/fatent.c b/fs/fat/fatent.c
index a1a9e0451217..ab171ea8e869 100644
--- a/fs/fat/fatent.c
+++ b/fs/fat/fatent.c
@@ -267,19 +267,19 @@ static struct fatent_operations fat32_ops = {
 
 static inline void lock_fat(struct msdos_sb_info *sbi)
 {
-        down(&sbi->fat_lock);
+        mutex_lock(&sbi->fat_lock);
 }
 
 static inline void unlock_fat(struct msdos_sb_info *sbi)
 {
-        up(&sbi->fat_lock);
+        mutex_unlock(&sbi->fat_lock);
 }
 
 void fat_ent_access_init(struct super_block *sb)
 {
         struct msdos_sb_info *sbi = MSDOS_SB(sb);
 
-        init_MUTEX(&sbi->fat_lock);
+        mutex_init(&sbi->fat_lock);
 
         switch (sbi->fat_bits) {
         case 32:
diff --git a/fs/fat/file.c b/fs/fat/file.c
index 88aa1ae13f9f..1ee25232e6af 100644
--- a/fs/fat/file.c
+++ b/fs/fat/file.c
@@ -112,7 +112,7 @@ int fat_generic_ioctl(struct inode *inode, struct file *filp,
         }
 }
 
-struct file_operations fat_file_operations = {
+const struct file_operations fat_file_operations = {
         .llseek         = generic_file_llseek,
         .read           = do_sync_read,
         .write          = do_sync_write,
diff --git a/fs/fat/inode.c b/fs/fat/inode.c
index e7f4aa7fc686..c1ce284f8a94 100644
--- a/fs/fat/inode.c
+++ b/fs/fat/inode.c
@@ -101,11 +101,11 @@ static int __fat_get_blocks(struct inode *inode, sector_t iblock,
 }
 
 static int fat_get_blocks(struct inode *inode, sector_t iblock,
-                          unsigned long max_blocks,
                           struct buffer_head *bh_result, int create)
 {
         struct super_block *sb = inode->i_sb;
         int err;
+        unsigned long max_blocks = bh_result->b_size >> inode->i_blkbits;
 
         err = __fat_get_blocks(inode, iblock, &max_blocks, bh_result, create);
         if (err)
@@ -518,7 +518,8 @@ static int __init fat_init_inodecache(void)
 {
         fat_inode_cachep = kmem_cache_create("fat_inode_cache",
                                              sizeof(struct msdos_inode_info),
-                                             0, SLAB_RECLAIM_ACCOUNT,
+                                             0, (SLAB_RECLAIM_ACCOUNT|
+                                                SLAB_MEM_SPREAD),
                                              init_once, NULL);
         if (fat_inode_cachep == NULL)
                 return -ENOMEM;
@@ -1101,7 +1102,7 @@ static int parse_options(char *options, int is_vfat, int silent, int *debug,
                         return -EINVAL;
                 }
         }
-        /* UTF8 doesn't provide FAT semantics */
+        /* UTF-8 doesn't provide FAT semantics */
         if (!strcmp(opts->iocharset, "utf8")) {
                 printk(KERN_ERR "FAT: utf8 is not a recommended IO charset"
                        " for FAT filesystems, filesystem will be case sensitive!\n");
@@ -1434,9 +1435,6 @@ out_fail:
 
 EXPORT_SYMBOL_GPL(fat_fill_super);
 
-int __init fat_cache_init(void);
-void fat_cache_destroy(void);
-
 static int __init init_fat_fs(void)
 {
         int err;