diff options
| author | Ralph Campbell <rcampbell@nvidia.com> | 2020-08-06 23:22:21 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2020-08-07 11:33:26 -0700 |
| commit | 463b7a173d52f0b15473171fe895ab3a3d852a5e (patch) | |
| tree | a4e87cc9078652d106387a68a126286365331dec /mm/memory.c | |
| parent | a6f23d14ec7d7d02220ad8bb2774be3322b9aeec (diff) | |
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.com
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/memory.c')
| -rw-r--r-- | mm/memory.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/mm/memory.c b/mm/memory.c index 0da48f6586f8..f4f27b9d48c5 100644 --- a/mm/memory.c +++ b/mm/memory.c @@ -1098,7 +1098,7 @@ again: } entry = pte_to_swp_entry(ptent); - if (non_swap_entry(entry) && is_device_private_entry(entry)) { + if (is_device_private_entry(entry)) { struct page *page = device_private_entry_to_page(entry); if (unlikely(details && details->check_mapping)) { |