[PATCH v2 09/10] iommu/s390: Push the gfp parameter to the kmem_cache_alloc()'s

Matthew Rosato mjrosato at linux.ibm.com
Thu Jan 19 13:56:40 PST 2023


On 1/18/23 1:00 PM, Jason Gunthorpe wrote:
> dma_alloc_cpu_table() and dma_alloc_page_table() are eventually called by
> iommufd through s390_iommu_map_pages() and it should not be forced to
> atomic. Thread the gfp parameter through the call chain starting from
> s390_iommu_map_pages().
> 
> Reviewed-by: Niklas Schnelle <schnelle at linux.ibm.com>
> Signed-off-by: Jason Gunthorpe <jgg at nvidia.com>
> ---
>  arch/s390/include/asm/pci_dma.h |  5 +++--
>  arch/s390/pci/pci_dma.c         | 31 +++++++++++++++++--------------
>  drivers/iommu/s390-iommu.c      | 15 +++++++++------
>  3 files changed, 29 insertions(+), 22 deletions(-)
> 

Reviewed-by: Matthew Rosato <mjrosato at linux.ibm.com>




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