On 04/16/2015 09:08 PM, Naoya Horiguchi wrote: > Hwpoison injector checks PageLRU of the raw target page to find out whether > the page is an appropriate target, but current code now filters out thp tail > pages, which prevents us from testing for such cases via this interface. > So let's check hpage instead of p. > > Signed-off-by: Naoya Horiguchi <n-horigu...@ah.jp.nec.com>
Acked-by: Dean Nelson <dnel...@redhat.com> > --- > mm/hwpoison-inject.c | 6 +++--- > 1 file changed, 3 insertions(+), 3 deletions(-) > > diff --git v4.0.orig/mm/hwpoison-inject.c v4.0/mm/hwpoison-inject.c > index 2b3f933e3282..4ca5fe0042e1 100644 > --- v4.0.orig/mm/hwpoison-inject.c > +++ v4.0/mm/hwpoison-inject.c > @@ -34,12 +34,12 @@ static int hwpoison_inject(void *data, u64 val) > if (!hwpoison_filter_enable) > goto inject; > > - if (!PageLRU(p) && !PageHuge(p)) > - shake_page(p, 0); > + if (!PageLRU(hpage) && !PageHuge(p)) > + shake_page(hpage, 0); > /* > * This implies unable to support non-LRU pages. > */ > - if (!PageLRU(p) && !PageHuge(p)) > + if (!PageLRU(hpage) && !PageHuge(p)) > goto put_out; > > /* > -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
