Messages in this thread | | | Date | Fri, 17 Apr 2020 15:12:47 -0700 | From | Andrew Morton <> | Subject | Re: [PATCH v2] mm/page_alloc: fix watchdog soft lockups during set_zone_contiguous() |
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On Thu, 16 Apr 2020 09:34:17 +0200 David Hildenbrand <david@redhat.com> wrote:
> Without CONFIG_PREEMPT, it can happen that we get soft lockups detected, > e.g., while booting up. > > ... > > --- a/mm/page_alloc.c > +++ b/mm/page_alloc.c > @@ -1607,6 +1607,7 @@ void set_zone_contiguous(struct zone *zone) > if (!__pageblock_pfn_to_page(block_start_pfn, > block_end_pfn, zone)) > return; > + cond_resched(); > } > > /* We confirm that there is no hole */
I added cc:stable to this one. Please let me know if that wasn't a good idea.
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