Messages in this thread | | | Date | Mon, 9 Dec 2013 14:05:25 -0800 (PST) | From | David Rientjes <> | Subject | Re: [PATCH] mm: add show num_poisoned_pages when oom |
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On Mon, 9 Dec 2013, Naoya Horiguchi wrote:
> > Show num_poisoned_pages when oom, it is helpful to find the reason. > > > > Signed-off-by: Xishi Qiu <qiuxishi@huawei.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 poisoned\n", atomic_long_read(&num_poisoned_pages)); > > +#endif > > } > > I think that just "poisoned" could be confusing because this word seems to > be used also in other context (like slab and list_debug handling.) > "hwpoisoned" or "hardware corrupted" (which is the same label in /proc/meminfo) > looks better to me. >
Ah, good point.
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