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authorDavid Vrabel <david.vrabel@csr.com>2008-11-19 14:48:07 +0000
committerDavid Vrabel <david.vrabel@csr.com>2008-11-19 14:48:07 +0000
commitdba0a918722ee0f0ba3442575e4448c3ab622be4 (patch)
treefdb466cf09e7916135098d651b18924b2fe9ba5f /include/linux/bio.h
parent0996e6382482ce9014787693d3884e9468153a5c (diff)
parent7f0f598a0069d1ab072375965a4b69137233169c (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6 into for-upstream
Diffstat (limited to 'include/linux/bio.h')
-rw-r--r--include/linux/bio.h6
1 files changed, 5 insertions, 1 deletions
diff --git a/include/linux/bio.h b/include/linux/bio.h
index 1c91a176b9ae..6a642098e5c3 100644
--- a/include/linux/bio.h
+++ b/include/linux/bio.h
@@ -236,12 +236,16 @@ static inline void *bio_data(struct bio *bio)
#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) \