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block: take offset into account in blk_bvec_map_sg again

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The rebase of commit 09595e0c9d ("block: pass a phys_addr_t to
get_max_segment_size") lost adding the total to to the offset in
blk_bvec_map_sg.  Add it back.

Fixes: 09595e0c9d ("block: pass a phys_addr_t to get_max_segment_size")
Reported-by: Yi Zhang <yi.zhang@redhat.com>
Reported-by: Chaitanya Kulkarni <chaitanyak@nvidia.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Link: https://lore.kernel.org/r/20240709070126.3019940-1-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Christoph Hellwig 2024-07-09 09:01:25 +02:00 committed by Jens Axboe
parent 0ffc46eb1b
commit 61353a63a2
1 changed files with 2 additions and 2 deletions
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4
block/blk-merge.c
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@ -491,8 +491,8 @@ static unsigned blk_bvec_map_sg(struct request_queue *q,
while (nbytes > 0) {
unsigned offset = bvec->bv_offset + total;
unsigned len = get_max_segment_size(&q->limits, bvec_phys(bvec),
nbytes);
unsigned len = get_max_segment_size(&q->limits,
bvec_phys(bvec) + total, nbytes);
struct page *page = bvec->bv_page;
/*