Commit 9e517a8e authored by Long Li's avatar Long Li Committed by Leon Romanovsky
Browse files

RDMA/mana_ib: use the correct page table index based on hardware page size 



MANA hardware uses 4k page size. When calculating the page table index,
it should use the hardware page size, not the system page size.

Cc: stable@vger.kernel.org
Fixes: 0266a177 ("RDMA/mana_ib: Add a driver for Microsoft Azure Network Adapter")
Signed-off-by: default avatarLong Li <longli@microsoft.com>
Link: https://patch.msgid.link/1725030993-16213-1-git-send-email-longli@linuxonhyperv.com


Signed-off-by: default avatarLeon Romanovsky <leon@kernel.org>
parent 181028a0

drivers/infiniband/hw/mana/main.c

+1 −1
Original line number Diff line number Diff line
@@ -383,7 +383,7 @@ static int mana_ib_gd_create_dma_region(struct mana_ib_dev *dev, struct ib_umem 


	create_req->length = umem->length;

	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->gdma_page_type = order_base_2(page_sz) - MANA_PAGE_SHIFT;

	create_req->page_count = num_pages_total;



	ibdev_dbg(&dev->ib_dev, "size_dma_region %lu num_pages_total %lu\n",