Messages in this thread |  | | Subject | Re: [PATCH v6 09/10] mm/memory_hotplug: Drop local variables in shrink_zone_span() | From | David Hildenbrand <> | Date | Tue, 4 Feb 2020 10:29:18 +0100 |
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On 04.02.20 10:26, Oscar Salvador wrote: > On Sun, Oct 06, 2019 at 10:56:45AM +0200, David Hildenbrand wrote: >> Get rid of the unnecessary local variables. >> >> Cc: Andrew Morton <akpm@linux-foundation.org> >> Cc: Oscar Salvador <osalvador@suse.de> >> Cc: David Hildenbrand <david@redhat.com> >> Cc: Michal Hocko <mhocko@suse.com> >> Cc: Pavel Tatashin <pasha.tatashin@soleen.com> >> Cc: Dan Williams <dan.j.williams@intel.com> >> Cc: Wei Yang <richardw.yang@linux.intel.com> >> Signed-off-by: David Hildenbrand <david@redhat.com> >> --- >> mm/memory_hotplug.c | 15 ++++++--------- >> 1 file changed, 6 insertions(+), 9 deletions(-) >> >> diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c >> index 8dafa1ba8d9f..843481bd507d 100644 >> --- a/mm/memory_hotplug.c >> +++ b/mm/memory_hotplug.c >> @@ -374,14 +374,11 @@ static unsigned long find_biggest_section_pfn(int nid, struct zone *zone, >> static void shrink_zone_span(struct zone *zone, unsigned long start_pfn, >> unsigned long end_pfn) >> { >> - unsigned long zone_start_pfn = zone->zone_start_pfn; >> - unsigned long z = zone_end_pfn(zone); /* zone_end_pfn namespace clash */ >> - unsigned long zone_end_pfn = z; >> unsigned long pfn; >> int nid = zone_to_nid(zone); > > We could also remove the nid, right? > AFAICS, the nid is only used in find_{smallest/biggest}_section_pfn so we could > place there as well.
I remember sending a patch on this (which was acked, but not picked up yet)...
oh, there it is :)
https://lore.kernel.org/linux-mm/20191127174158.28226-1-david@redhat.com/
Thanks!
-- Thanks,
David / dhildenb
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