diff mbox series

[rdma-next,v2,1/2] RDMA/mana_ib: Fix bug in creation of dma regions

Message ID 1708932339-27914-2-git-send-email-kotaranov@linux.microsoft.com (mailing list archive)
State Superseded
Headers show
Series RDMA/mana_ib: Improve dma region creation | expand

Commit Message

Konstantin Taranov Feb. 26, 2024, 7:25 a.m. UTC 
From: Konstantin Taranov <kotaranov@microsoft.com>

Use ib_umem_dma_offset() helper to calculate correct dma offset.

Fixes: 0266a177631d ("RDMA/mana_ib: Add a driver for Microsoft Azure Network Adapter")
Signed-off-by: Konstantin Taranov <kotaranov@microsoft.com>
---
 drivers/infiniband/hw/mana/main.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/drivers/infiniband/hw/mana/main.c b/drivers/infiniband/hw/mana/main.c
index 29dd2438d..dd570832d 100644
--- a/drivers/infiniband/hw/mana/main.c
+++ b/drivers/infiniband/hw/mana/main.c
@@ -348,7 +348,7 @@  int mana_ib_gd_create_dma_region(struct mana_ib_dev *dev, struct ib_umem *umem,
 			     sizeof(struct gdma_create_dma_region_resp));
 
 	create_req->length = umem->length;
-	create_req->offset_in_page = umem->address & (page_sz - 1);
+	create_req->offset_in_page = ib_umem_dma_offset(umem, page_sz);
 	create_req->gdma_page_type = order_base_2(page_sz) - PAGE_SHIFT;
 	create_req->page_count = num_pages_total;