Re: [PATCH v11 7/9] block: set FOLL_PCI_P2PDMA in bio_map_user_iov()

Chaitanya Kulkarni
2022-10-25T01:26:56Z

On 10/21/22 10:41, Logan Gunthorpe wrote:
> When a bio's queue supports PCI P2PDMA, set FOLL_PCI_P2PDMA for
> iov_iter_get_pages_flags(). This allows PCI P2PDMA pages to be
> passed from userspace and enables the NVMe passthru requests to
> use P2PDMA pages.
>
> Signed-off-by: Logan Gunthorpe <logang@deltatee.com>
> Reviewed-by: Christoph Hellwig <hch@lst.de>
> Reviewed-by: John Hubbard <jhubbard@nvidia.com>
> ---
> block/blk-map.c | 12 ++++++++----

Reviewed-by: Chaitanya Kulkarni <kch@nvidia.com>

-ck