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Date: Fri, 24 Oct 2008 13:59:03 -0700 From: Jeremy Fitzhardinge <jeremy@...p.org> To: FUJITA Tomonori <fujita.tomonori@....ntt.co.jp> CC: linux-kernel@...r.kernel.org, mingo@...e.hu, jens.axboe@...cle.com Subject: [PATCH 1/2] bio: define __BIOVEC_PHYS_MERGEABLE Define __BIOVEC_PHYS_MERGEABLE as the default implementation of BIOVEC_PHYS_MERGEABLE, so that its available for reuse within an arch-specific definition of BIOVEC_PHYS_MERGEABLE. Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@...rix.com> Cc: Jens Axboe <jens.axboe@...cle.com> --- include/linux/bio.h | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) =================================================================== --- a/include/linux/bio.h +++ b/include/linux/bio.h @@ -221,12 +221,16 @@ #define __BVEC_END(bio) bio_iovec_idx((bio), (bio)->bi_vcnt - 1) #define __BVEC_START(bio) bio_iovec_idx((bio), (bio)->bi_idx) +/* Default implementation of BIOVEC_PHYS_MERGEABLE */ +#define __BIOVEC_PHYS_MERGEABLE(vec1, vec2) \ + ((bvec_to_phys((vec1)) + (vec1)->bv_len) == bvec_to_phys((vec2))) + /* * allow arch override, for eg virtualized architectures (put in asm/io.h) */ #ifndef BIOVEC_PHYS_MERGEABLE #define BIOVEC_PHYS_MERGEABLE(vec1, vec2) \ - ((bvec_to_phys((vec1)) + (vec1)->bv_len) == bvec_to_phys((vec2))) + __BIOVEC_PHYS_MERGEABLE(vec1, vec2) #endif #define __BIO_SEG_BOUNDARY(addr1, addr2, mask) \ -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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