Commit f1f4f3ab authored Oct 13, 2020 by Ralph Campbell Committed by Linus Torvalds Oct 13, 2020

mm/migrate: remove obsolete comment about device public



Device public memory never had an in tree consumer and was removed in
commit 25b2995a ("mm: remove MEMORY_DEVICE_PUBLIC support").  Delete
the obsolete comment.

Signed-off-by: Ralph Campbell <rcampbell@nvidia.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Cc: Jerome Glisse <jglisse@redhat.com>
Cc: John Hubbard <jhubbard@nvidia.com>
Cc: Christoph Hellwig <hch@lst.de>
Link: http://lkml.kernel.org/r/20200827190735.12752-2-rcampbell@nvidia.com


Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

parent 42578891

mm/migrate.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -381,7 +381,7 @@ static int expected_page_refs(struct address_space mapping, struct page page)
		int expected_count = 1;

		/*
		* Device public or private pages have an extra refcount as they are
		* Device private pages have an extra refcount as they are
		* ZONE_DEVICE pages.
		*/
		expected_count += is_device_private_page(page);

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