Re: [PATCH v2 15/23] iommu/pages: Move the __GFP_HIGHMEM checks into the common code
From: Baolu Lu <baolu.lu@linux.intel.com>
Date: 2025-02-15 09:15:27
Also in:
asahi, linux-iommu, linux-patches, linux-riscv, linux-rockchip, linux-samsung-soc, linux-sunxi, linux-tegra
On 2/15/25 01:07, Jason Gunthorpe wrote:
The entire allocator API is built around using the kernel virtual address, it is illegal to pass GFP_HIGHMEM in as a GFP flag. Block it in the common code. Remove the duplicated checks from drivers. Signed-off-by: Jason Gunthorpe<jgg@nvidia.com> --- drivers/iommu/io-pgtable-arm.c | 2 -- drivers/iommu/io-pgtable-dart.c | 1 - drivers/iommu/iommu-pages.c | 4 ++++ 3 files changed, 4 insertions(+), 3 deletions(-)
Reviewed-by: Lu Baolu <baolu.lu@linux.intel.com>