mm: remove redundant check non_swap_entry()
In zap_pte_range(), the check for non_swap_entry() and is_device_private_entry() is unnecessary since the latter is sufficient to determine if the page is a device private page. Remove the test for non_swap_entry() to simplify the code and for clarity. Signed-off-by: Ralph Campbell <rcampbell@nvidia.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Reviewed-by: Jason Gunthorpe <jgg@mellanox.com> Acked-by: David Hildenbrand <david@redhat.com> Link: http://lkml.kernel.org/r/20200615175405.4613-1-rcampbell@nvidia.comSigned-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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