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| author | Jason Gunthorpe <jgg@mellanox.com> | 2019-04-16 14:07:29 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-05-25 19:16:30 +0300 |
| commit | 8f6e34eb485259f913919c25443d58db759dfd2b (patch) | |
| tree | fd541998aa07c8435b8beac88c7c0b582024cbda /drivers/infiniband | |
| parent | e0cfe523cf5bb94fbb022f471916e87865f5e321 (diff) | |
| download | linux-8f6e34eb485259f913919c25443d58db759dfd2b.tar.xz | |
RDMA/mlx5: Use get_zeroed_page() for clock_info
commit ddcdc368b1033e19fd3a5f750752e10e28a87826 upstream.
get_zeroed_page() returns a virtual address for the page which is better
than allocating a struct page and doing a permanent kmap on it.
Cc: stable@vger.kernel.org
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Reviewed-by: Haggai Eran <haggaie@mellanox.com>
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/infiniband')
| -rw-r--r-- | drivers/infiniband/hw/mlx5/main.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/infiniband/hw/mlx5/main.c b/drivers/infiniband/hw/mlx5/main.c index d3dd290ae1b1..da81402992bc 100644 --- a/drivers/infiniband/hw/mlx5/main.c +++ b/drivers/infiniband/hw/mlx5/main.c @@ -2070,11 +2070,12 @@ static int mlx5_ib_mmap_clock_info_page(struct mlx5_ib_dev *dev, return -EPERM; vma->vm_flags &= ~VM_MAYWRITE; - if (!dev->mdev->clock_info_page) + if (!dev->mdev->clock_info) return -EOPNOTSUPP; return rdma_user_mmap_page(&context->ibucontext, vma, - dev->mdev->clock_info_page, PAGE_SIZE); + virt_to_page(dev->mdev->clock_info), + PAGE_SIZE); } static int uar_mmap(struct mlx5_ib_dev *dev, enum mlx5_ib_mmap_cmd cmd, |