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path: root/drivers/infiniband/hw/hns/hns_roce_db.c
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Diffstat (limited to 'drivers/infiniband/hw/hns/hns_roce_db.c')
-rw-r--r--drivers/infiniband/hw/hns/hns_roce_db.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/hns/hns_roce_db.c b/drivers/infiniband/hw/hns/hns_roce_db.c
index ebee2782a573..e2f93c1ce86a 100644
--- a/drivers/infiniband/hw/hns/hns_roce_db.c
+++ b/drivers/infiniband/hw/hns/hns_roce_db.c
@@ -41,6 +41,8 @@ int hns_roce_db_map_user(struct hns_roce_ucontext *context, unsigned long virt,
found:
db->dma = sg_dma_address(page->umem->sg_head.sgl) +
(virt & ~PAGE_MASK);
+ page->umem->sg_head.sgl->offset = virt & ~PAGE_MASK;
+ db->virt_addr = sg_virt(page->umem->sg_head.sgl);
db->u.user_page = page;
refcount_inc(&page->refcount);