This is a note to let you know that I've just added the patch titled
RDMA/mana_ib: use the correct page table index based on hardware page size
to the 6.6-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
rdma-mana_ib-use-the-correct-page-table-index-based-.patch
and it can be found in the queue-6.6 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit eae359c686f29ebbb8f381bd6d96df6711c2f451
Author: Long Li <longli@xxxxxxxxxxxxx>
Date: Fri Aug 30 08:16:32 2024 -0700
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@xxxxxxxxxxxxxxx
Fixes: 0266a177631d ("RDMA/mana_ib: Add a driver for Microsoft Azure Network Adapter")
Signed-off-by: Long Li <longli@xxxxxxxxxxxxx>
Link: https://patch.msgid.link/1725030993-16213-1-git-send-email-longli@xxxxxxxxxxxxxxxxx
Signed-off-by: Leon Romanovsky <leon@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/drivers/infiniband/hw/mana/main.c b/drivers/infiniband/hw/mana/main.c
index 5dd5b9803f4e5..85717482a616e 100644
--- a/drivers/infiniband/hw/mana/main.c
+++ b/drivers/infiniband/hw/mana/main.c
@@ -359,7 +359,7 @@ int mana_ib_gd_create_dma_region(struct mana_ib_dev *dev, struct ib_umem *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",
