diff options
| author | Eric Nelson | 2012-03-03 12:02:20 +0000 |
|---|---|---|
| committer | Anatolij Gustschin | 2012-04-30 16:54:50 +0200 |
| commit | dec049d92427a4bf8bf4083f4ebaedbc5dc83e7b (patch) | |
| tree | ac44b8f2edb0c33b0dd0f8f68dabca07d414f45b /disk/part_dos.c | |
| parent | 330a091c11d48539cc5cbaab708514fe7b386f8c (diff) | |
part_dos: align disk buffers on cache line to enable DMA and cache
Signed-off-by: Eric Nelson <eric.nelson@boundarydevices.com>
Acked-by: Mike Frysinger <vapier@gentoo.org>
Diffstat (limited to 'disk/part_dos.c')
| -rw-r--r-- | disk/part_dos.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/disk/part_dos.c b/disk/part_dos.c index b5bcb3735c0..c028aaf1b15 100644 --- a/disk/part_dos.c +++ b/disk/part_dos.c @@ -87,7 +87,7 @@ static int test_block_type(unsigned char *buffer) int test_part_dos (block_dev_desc_t *dev_desc) { - unsigned char buffer[dev_desc->blksz]; + ALLOC_CACHE_ALIGN_BUFFER(unsigned char, buffer, dev_desc->blksz); if ((dev_desc->block_read(dev_desc->dev, 0, 1, (ulong *) buffer) != 1) || (buffer[DOS_PART_MAGIC_OFFSET + 0] != 0x55) || @@ -102,7 +102,7 @@ int test_part_dos (block_dev_desc_t *dev_desc) static void print_partition_extended (block_dev_desc_t *dev_desc, int ext_part_sector, int relative, int part_num) { - unsigned char buffer[dev_desc->blksz]; + ALLOC_CACHE_ALIGN_BUFFER(unsigned char, buffer, dev_desc->blksz); dos_partition_t *pt; int i; @@ -166,7 +166,7 @@ static int get_partition_info_extended (block_dev_desc_t *dev_desc, int ext_part int relative, int part_num, int which_part, disk_partition_t *info) { - unsigned char buffer[dev_desc->blksz]; + ALLOC_CACHE_ALIGN_BUFFER(unsigned char, buffer, dev_desc->blksz); dos_partition_t *pt; int i; |