Commit ff0244bb authored Jan 23, 2019 by Ira Weiny Committed by Jason Gunthorpe Jan 24, 2019

RDMA/qib: Use GUP longterm for PSM page pining



Similar to the core change commit 5f1d43de ("IB/core: disable memory
registration of filesystem-dax vmas")

PSM should be prevented from using filesystem DAX pages.

Signed-off-by: Ira Weiny <ira.weiny@intel.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>

parent 0e40dc2f

drivers/infiniband/hw/qib/qib_user_pages.c

+4 −4

Original line number	Diff line number	Diff line
		@@ -67,7 +67,7 @@ static int __qib_get_user_pages(unsigned long start_page, size_t num_pages,
		}

		for (got = 0; got < num_pages; got += ret) {
		ret = get_user_pages(start_page + got * PAGE_SIZE,
		ret = get_user_pages_longterm(start_page + got * PAGE_SIZE,
		num_pages - got,
		FOLL_WRITE \| FOLL_FORCE,
		p + got, NULL);

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