Thread (54 messages) 54 messages, 10 authors, 2024-09-06

Re: [PATCH 01/13] mm/gup.c: Remove redundant check for PCI P2PDMA page

From: Dan Williams <hidden>
Date: 2024-06-27 06:36:41
Also in: linux-arm-kernel, linux-cxl, linux-doc, linux-ext4, linux-fsdevel, linux-mm, linux-xfs, lkml, nvdimm 

Alistair Popple wrote:
PCI P2PDMA pages are not mapped with pXX_devmap PTEs therefore the
check in __gup_device_huge() is redundant. Remove it

Signed-off-by: Alistair Popple <apopple@nvidia.com>
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Acked-by: David Hildenbrand <redacted>
Acked-by: Dan Williams <redacted>
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