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block: remove bvec_to_phys

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We only use it in biovec_phys_mergeable and a m68k paravirt driver,
so just opencode it there.  Also remove the pointless unsigned long cast
for the offset in the opencoded instances.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Christoph Hellwig
2018-09-24 12:33:59 -06:00
committed by Jens Axboe
parent 3dccdae54f
commit 6e768461c2
3 changed files with 3 additions and 8 deletions
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block/blk.h
+2 -2
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@@ -157,8 +157,8 @@ static inline bool biovec_phys_mergeable(struct request_queue *q,
struct bio_vec *vec1, struct bio_vec *vec2)
{
unsigned long mask = queue_segment_boundary(q);
phys_addr_t addr1 = bvec_to_phys(vec1);
phys_addr_t addr2 = bvec_to_phys(vec2);
phys_addr_t addr1 = page_to_phys(vec1->bv_page) + vec1->bv_offset;
phys_addr_t addr2 = page_to_phys(vec2->bv_page) + vec2->bv_offset;
if (addr1 + vec1->bv_len != addr2)
return false;