]> git.baikalelectronics.ru Git - kernel.git/commit
mm, memory hotplug: small cleanup in online_pages()
authorVlastimil Babka <vbabka@suse.cz>
Thu, 17 Mar 2016 21:18:12 +0000 (14:18 -0700)
committerLinus Torvalds <torvalds@linux-foundation.org>
Thu, 17 Mar 2016 22:09:34 +0000 (15:09 -0700)
commit2763956722367b8bbf6d7d3445b0bbcc57660529
tree7c7fbc657586aa9af765f59ca6357704156a26d3
parente52315d7abc5f39fde2373106a04c3a8d3d3448f
mm, memory hotplug: small cleanup in online_pages()

We can reuse the nid we've determined instead of repeated pfn_to_nid()
usages.  Also zone_to_nid() should be a bit cheaper in general than
pfn_to_nid().

Signed-off-by: Vlastimil Babka <vbabka@suse.cz>
Cc: Andrea Arcangeli <aarcange@redhat.com>
Cc: "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>
Cc: Rik van Riel <riel@redhat.com>
Cc: Joonsoo Kim <iamjoonsoo.kim@lge.com>
Cc: Mel Gorman <mgorman@techsingularity.net>
Cc: David Rientjes <rientjes@google.com>
Cc: Michal Hocko <mhocko@suse.com>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
mm/memory_hotplug.c