diff options
| author | Long Li <longli@microsoft.com> | 2024-08-30 18:16:32 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2024-10-10 13:01:11 +0300 |
| commit | 207f1c8c86e407bca286f6e21afacd9ce6d20aed (patch) | |
| tree | 33954d7ec024df038494959a28437159dbba3008 | |
| parent | 76024ae302c68be2d02d6f4b9dfc04317d5a3278 (diff) | |
| download | linux-207f1c8c86e407bca286f6e21afacd9ce6d20aed.tar.xz | |
RDMA/mana_ib: use the correct page table index based on hardware page size
[ Upstream commit 9e517a8e9d9a303bf9bde35e5c5374795544c152 ]
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: 0266a177631d ("RDMA/mana_ib: Add a driver for Microsoft Azure Network Adapter")
Signed-off-by: Long Li <longli@microsoft.com>
Link: https://patch.msgid.link/1725030993-16213-1-git-send-email-longli@linuxonhyperv.com
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
| -rw-r--r-- | drivers/infiniband/hw/mana/main.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/mana/main.c b/drivers/infiniband/hw/mana/main.c index 1543b436ddc6..f2a2ce800443 100644 --- a/drivers/infiniband/hw/mana/main.c +++ b/drivers/infiniband/hw/mana/main.c @@ -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", |