diff options
| author | Andrew Morton <akpm@digeo.com> | 2003-02-02 06:08:08 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@home.transmeta.com> | 2003-02-02 06:08:08 -0800 |
| commit | 33cd6bac4c8829e7daa5b58cbdc412ee3c0aaeaa (patch) | |
| tree | 32ee1e91dc04c2bc9c9b943e147f5272dedceb25 /include/linux/blkdev.h | |
| parent | 43bb7a3a050adbfa31befe0d89db6606fb5141df (diff) | |
[PATCH] blkdev.h fixes
Patch from William Lee Irwin III <wli@holomorphy.com>
BLK_BOUNCE_HIGH and BLK_BOUNCE_ANY are compared against 64-bit quantities.
Cast these unsigned long quantities to avoid overflow.
Diffstat (limited to 'include/linux/blkdev.h')
| -rw-r--r-- | include/linux/blkdev.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index 6730edd230e0..90171e65e989 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -287,8 +287,8 @@ extern unsigned long blk_max_low_pfn, blk_max_pfn; * BLK_BOUNCE_ANY : don't bounce anything * BLK_BOUNCE_ISA : bounce pages above ISA DMA boundary */ -#define BLK_BOUNCE_HIGH (blk_max_low_pfn << PAGE_SHIFT) -#define BLK_BOUNCE_ANY (blk_max_pfn << PAGE_SHIFT) +#define BLK_BOUNCE_HIGH ((u64)blk_max_low_pfn << PAGE_SHIFT) +#define BLK_BOUNCE_ANY ((u64)blk_max_pfn << PAGE_SHIFT) #define BLK_BOUNCE_ISA (ISA_DMA_THRESHOLD) extern int init_emergency_isa_pool(void); |