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authorChristoph Hellwig <hch@lst.de>2024-07-09 09:01:25 +0200
committerJens Axboe <axboe@kernel.dk>2024-07-09 01:02:44 -0600
commit61353a63a22890f2c642232ae1ab4a2e02e6a27c (patch)
tree104f356b0f6548a0211749a7f34f9343444fc64b /block/blk-merge.c
parent0ffc46eb1b6d0b9dd07e4f2b1019edd4fe678b9e (diff)
block: take offset into account in blk_bvec_map_sg again
The rebase of commit 09595e0c9d65 ("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: 09595e0c9d65 ("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>
Diffstat (limited to 'block/blk-merge.c')
-rw-r--r--block/blk-merge.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/block/blk-merge.c b/block/blk-merge.c
index 1bce85479092..de5281bcadc5 100644
--- a/block/blk-merge.c
+++ b/block/blk-merge.c
@@ -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;
/*