hfsplus: use raw bio access for partition tables

Switch the hfsplus partition table reding for cdroms to use our bio
helpers.  Again we don't rely on any caching in the buffer_heads, and
this gets rid of the last buffer_head use in hfsplus.

Signed-off-by: Christoph Hellwig <hch@tuxera.com>

1 files changed, 0 insertions, 17 deletions

diff --git a/fs/hfsplus/hfsplus_fs.h b/fs/hfsplus/hfsplus_fs.h
index 276ddb0fd0fd..0d8532d96694 100644
--- a/fs/hfsplus/hfsplus_fs.h
+++ b/fs/hfsplus/hfsplus_fs.h
@@ -401,23 +401,6 @@ static inline struct hfsplus_inode_info *HFSPLUS_I(struct inode *inode)
         return list_entry(inode, struct hfsplus_inode_info, vfs_inode);
 }
 
-#define sb_bread512(sb, sec, data) ({                   \
-        struct buffer_head *__bh;                       \
-        sector_t __block;                               \
-        loff_t __start;                                 \
-        int __offset;                                   \
-                                                        \
-        __start = (loff_t)(sec) << HFSPLUS_SECTOR_SHIFT;\
-        __block = __start >> (sb)->s_blocksize_bits;    \
-        __offset = __start & ((sb)->s_blocksize - 1);   \
-        __bh = sb_bread((sb), __block);                 \
-        if (likely(__bh != NULL))                       \
-                data = (void *)(__bh->b_data + __offset);\
-        else                                            \
-                data = NULL;                            \
-        __bh;                                           \
-})
-
 /* time macros */
 #define __hfsp_mt2ut(t)         (be32_to_cpu(t) - 2082844800U)
 #define __hfsp_ut2mt(t)         (cpu_to_be32(t + 2082844800U))