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x86: remove dead BIO_VMERGE_BOUNDARY definition

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Impact: cleanup, remove dead code

The block layer dropped the virtual merge feature
(b8b3e16cfe).

BIO_VMERGE_BOUNDARY definition is meaningless now.

Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Acked-by: Jens Axboe <jens.axboe@oracle.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
FUJITA Tomonori
2008-12-03 14:53:04 +09:00
committed by Ingo Molnar
parent 6083aa485c
commit 181de82ee3
3 changed files with 0 additions and 10 deletions
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arch/x86/include/asm/io.h
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@ -80,8 +80,6 @@ static inline void writeq(__u64 val, volatile void __iomem *addr)
#define readq readq
#define writeq writeq
extern int iommu_bio_merge;
#ifdef CONFIG_X86_32
# include "io_32.h"
#else