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mm/page_alloc.c: remove unnecessary parameter in rmqueue_pcplist

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Because rmqueue_pcplist() is only called when order is 0, we don't need to
use order as a parameter.

Link: http://lkml.kernel.org/r/[email protected]
Signed-off-by: Yafang Shao <[email protected]>
Acked-by: Michal Hocko <[email protected]>
Acked-by: Pankaj Gupta <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
Yafang Shao 2019-05-13 17:22:40 -07:00 • committed by Linus Torvalds
commit 1c52e6d068
1 changed files with 5 additions and 6 deletions
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11
mm/page_alloc.c
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@ -3170,9 +3170,8 @@ static struct page *__rmqueue_pcplist(struct zone *zone, int migratetype,
/* Lock and remove page from the per-cpu list */
static struct page *rmqueue_pcplist(struct zone *preferred_zone,
struct zone *zone, unsigned int order,
gfp_t gfp_flags, int migratetype,
unsigned int alloc_flags)
struct zone *zone, gfp_t gfp_flags,
int migratetype, unsigned int alloc_flags)
{
struct per_cpu_pages *pcp;
struct list_head *list;
@ -3184,7 +3183,7 @@ static struct page *rmqueue_pcplist(struct zone *preferred_zone,
list = &pcp->lists[migratetype];
page = __rmqueue_pcplist(zone, migratetype, alloc_flags, pcp, list);
if (page) {
__count_zid_vm_events(PGALLOC, page_zonenum(page), 1 << order);
__count_zid_vm_events(PGALLOC, page_zonenum(page), 1);
zone_statistics(preferred_zone, zone);
}
local_irq_restore(flags);
@ -3204,8 +3203,8 @@ struct page *rmqueue(struct zone *preferred_zone,
struct page *page;
if (likely(order == 0)) {
page = rmqueue_pcplist(preferred_zone, zone, order,
gfp_flags, migratetype, alloc_flags);
page = rmqueue_pcplist(preferred_zone, zone, gfp_flags,
migratetype, alloc_flags);
goto out;
}