diff options
| author | FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp> | 2010-05-31 02:59:04 -0400 |
|---|---|---|
| committer | Jens Axboe <jaxboe@fusionio.com> | 2010-08-07 12:15:50 -0400 |
| commit | 7e005f79791dcd58436c88ded4a7f5aed1b82147 (patch) | |
| tree | 3dfed83c36d9627ceffdedd783d1d02dadb7d436 /arch/ia64 | |
| parent | bfe172310e58225f0d07f9354b683abacbd6a0d8 (diff) | |
remove needless ISA_DMA_THRESHOLD
Architectures don't need to define ISA_DMA_THRESHOLD anymore.
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Acked-by: James Bottomley <James.Bottomley@suse.de>
Acked-by: David Howells <dhowells@redhat.com>
Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
Diffstat (limited to 'arch/ia64')
| -rw-r--r-- | arch/ia64/include/asm/scatterlist.h | 9 |
1 files changed, 0 insertions, 9 deletions
diff --git a/arch/ia64/include/asm/scatterlist.h b/arch/ia64/include/asm/scatterlist.h index f299a4fb25c8..08fd93bff1db 100644 --- a/arch/ia64/include/asm/scatterlist.h +++ b/arch/ia64/include/asm/scatterlist.h | |||
| @@ -2,15 +2,6 @@ | |||
| 2 | #define _ASM_IA64_SCATTERLIST_H | 2 | #define _ASM_IA64_SCATTERLIST_H |
| 3 | 3 | ||
| 4 | #include <asm-generic/scatterlist.h> | 4 | #include <asm-generic/scatterlist.h> |
| 5 | /* | ||
| 6 | * It used to be that ISA_DMA_THRESHOLD had something to do with the | ||
| 7 | * DMA-limits of ISA-devices. Nowadays, its only remaining use (apart | ||
| 8 | * from the aha1542.c driver, which isn't 64-bit clean anyhow) is to | ||
| 9 | * tell the block-layer (via BLK_BOUNCE_ISA) what the max. physical | ||
| 10 | * address of a page is that is allocated with GFP_DMA. On IA-64, | ||
| 11 | * that's 4GB - 1. | ||
| 12 | */ | ||
| 13 | #define ISA_DMA_THRESHOLD 0xffffffff | ||
| 14 | #define ARCH_HAS_SG_CHAIN | 5 | #define ARCH_HAS_SG_CHAIN |
| 15 | 6 | ||
| 16 | #endif /* _ASM_IA64_SCATTERLIST_H */ | 7 | #endif /* _ASM_IA64_SCATTERLIST_H */ |