Signed-off-by: Eric Nelson <eric.nel...@boundarydevices.com>
Acked-by: Mike Frysinger <vap...@gentoo.org>
---
fs/fat/fat.c | 14 ++++++++------
1 files changed, 8 insertions(+), 6 deletions(-)
diff --git a/fs/fat/fat.c b/fs/fat/fat.c
index 1f95eb4..f3c48bb 100644
--- a/fs/fat/fat.c
+++ b/fs/fat/fat.c
@@ -31,6 +31,8 @@
#include <fat.h>
#include <asm/byteorder.h>
#include <part.h>
+#include <malloc.h>
+#include <linux/compiler.h>
/*
* Convert a string to lowercase.
@@ -62,7 +64,7 @@ static int disk_read(__u32 block, __u32 nr_blocks, void *buf)
int fat_register_device (block_dev_desc_t * dev_desc, int part_no)
{
- unsigned char buffer[dev_desc->blksz];
+ ALLOC_CACHE_ALIGN_BUFFER(unsigned char, buffer, dev_desc->blksz);
/* First close any currently found FAT filesystem */
cur_dev = NULL;
@@ -293,7 +295,7 @@ get_cluster (fsdata *mydata, __u32 clustnum, __u8 *buffer,
return -1;
}
if (size % mydata->sect_size) {
- __u8 tmpbuf[mydata->sect_size];
+ ALLOC_CACHE_ALIGN_BUFFER(__u8, tmpbuf, mydata->sect_size);
idx = size / mydata->sect_size;
ret = disk_read(startsect + idx, 1, tmpbuf);
@@ -428,8 +430,8 @@ static int slot2str (dir_slot *slotptr, char *l_name, int
*idx)
* into 'retdent'
* Return 0 on success, -1 otherwise.
*/
-__attribute__ ((__aligned__ (__alignof__ (dir_entry))))
-__u8 get_vfatname_block[MAX_CLUSTSIZE];
+__u8 get_vfatname_block[MAX_CLUSTSIZE]
+ __aligned(ARCH_DMA_MINALIGN);
static int
get_vfatname (fsdata *mydata, int curclust, __u8 *cluster,
@@ -709,7 +711,7 @@ read_bootsectandvi (boot_sector *bs, volume_info *volinfo,
int *fatsize)
return -1;
}
- block = malloc(cur_dev->blksz);
+ block = memalign(ARCH_DMA_MINALIGN, cur_dev->blksz);
if (block == NULL) {
debug("Error: allocating block\n");
return -1;
@@ -828,7 +830,7 @@ do_fat_read (const char *filename, void *buffer, unsigned
long maxsize,
}
mydata->fatbufnum = -1;
- mydata->fatbuf = malloc(FATBUFSIZE);
+ mydata->fatbuf = memalign(ARCH_DMA_MINALIGN, FATBUFSIZE);
if (mydata->fatbuf == NULL) {
debug("Error: allocating memory\n");
return -1;
--
1.7.9
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