On 4/14/21 3:39 PM, Mel Gorman wrote: > VM events do not need explicit protection by disabling IRQs so > update the counter with IRQs enabled in __free_pages_ok. > > Signed-off-by: Mel Gorman <mgor...@techsingularity.net>
Acked-by: Vlastimil Babka <vba...@suse.cz> > --- > mm/page_alloc.c | 3 ++- > 1 file changed, 2 insertions(+), 1 deletion(-) > > diff --git a/mm/page_alloc.c b/mm/page_alloc.c > index a0b210077178..8a94fe77bef7 100644 > --- a/mm/page_alloc.c > +++ b/mm/page_alloc.c > @@ -1569,10 +1569,11 @@ static void __free_pages_ok(struct page *page, > unsigned int order, > migratetype = get_pfnblock_migratetype(page, pfn); > > spin_lock_irqsave(&zone->lock, flags); > - __count_vm_events(PGFREE, 1 << order); > migratetype = check_migratetype_isolated(zone, page, pfn, migratetype); > __free_one_page(page, pfn, zone, order, migratetype, fpi_flags); > spin_unlock_irqrestore(&zone->lock, flags); > + > + __count_vm_events(PGFREE, 1 << order); > } > > void __free_pages_core(struct page *page, unsigned int order) >
