Messages in this thread | | | Date | Tue, 10 Dec 2013 14:56:28 -0500 | From | KOSAKI Motohiro <> | Subject | Re: [PATCH V2] mm: add show num_poisoned_pages when oom |
| |
(12/9/2013 8:38 PM), Xishi Qiu wrote: > Show num_poisoned_pages when oom, it is a little helpful to find the reason. > Also it will be emitted anytime show_mem() is called. > > Signed-off-by: Xishi Qiu <qiuxishi@huawei.com> > Suggested-by: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com> > Acked-by: Michal Hocko <mhocko@suse.cz> > Acked-by: David Rientjes <rientjes@google.com> > --- > lib/show_mem.c | 3 +++ > 1 files changed, 3 insertions(+), 0 deletions(-) > > diff --git a/lib/show_mem.c b/lib/show_mem.c > index 5847a49..1cbdcd8 100644 > --- a/lib/show_mem.c > +++ b/lib/show_mem.c > @@ -46,4 +46,7 @@ void show_mem(unsigned int filter) > printk("%lu pages in pagetable cache\n", > quicklist_total_size()); > #endif > +#ifdef CONFIG_MEMORY_FAILURE > + printk("%lu pages hwpoisoned\n", atomic_long_read(&num_poisoned_pages)); > +#endif > }
Looks ok.
Acked-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
| |