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| author |   Maor Gottlieb <maorg@nvidia.com> | 2021-08-24 17:25:31 +0300 |
|---|---|---|
| committer |   Jason Gunthorpe <jgg@nvidia.com> | 2021-08-24 19:52:40 -0300 |
| commit | 79fbd3e1241cea83dded06db2b8bcd5893d877d7 (patch) | |
| tree | 3d0d8a7ef4a7efa7c74213e2c7f64d6549ffdb98 /drivers/infiniband/hw/mlx5/doorbell.c | |
| parent | lib/scatterlist: Fix wrong update of orig_nents (diff) | |
| download | linux-dev-79fbd3e1241cea83dded06db2b8bcd5893d877d7.tar.xz linux-dev-79fbd3e1241cea83dded06db2b8bcd5893d877d7.zip | |
RDMA: Use the sg_table directly and remove the opencoded version from umem
This allows using the normal sg_table APIs and makes all the code
cleaner. Remove sgt, nents and nmapd from ib_umem.
Link: https://lore.kernel.org/r/20210824142531.3877007-4-maorg@nvidia.com
Signed-off-by: Maor Gottlieb <maorg@nvidia.com>
Signed-off-by: Leon Romanovsky <leonro@nvidia.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Diffstat (limited to 'drivers/infiniband/hw/mlx5/doorbell.c')
| -rw-r--r-- | drivers/infiniband/hw/mlx5/doorbell.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/mlx5/doorbell.c b/drivers/infiniband/hw/mlx5/doorbell.c index 9ca2e61807ec..6398e2f48579 100644 --- a/drivers/infiniband/hw/mlx5/doorbell.c +++ b/drivers/infiniband/hw/mlx5/doorbell.c @@ -78,7 +78,8 @@ int mlx5_ib_db_map_user(struct mlx5_ib_ucontext *context, unsigned long virt, list_add(&page->list, &context->db_page_list); found: - db->dma = sg_dma_address(page->umem->sg_head.sgl) + (virt & ~PAGE_MASK); + db->dma = sg_dma_address(page->umem->sgt_append.sgt.sgl) + + (virt & ~PAGE_MASK); db->u.user_page = page; ++page->refcnt; |