On Mon, Aug 1, 2016 at 4:45 PM, Andrey Ryabinin <aryabinin@xxxxxxxxxxxxx> wrote: > SLUB doesn't require disabled interrupts to call ___cache_free(). > > Signed-off-by: Andrey Ryabinin <aryabinin@xxxxxxxxxxxxx> Acked-by: Alexander Potapenko <glider@xxxxxxxxxx> > --- > mm/kasan/quarantine.c | 8 ++++++-- > 1 file changed, 6 insertions(+), 2 deletions(-) > > diff --git a/mm/kasan/quarantine.c b/mm/kasan/quarantine.c > index 65793f1..4852625 100644 > --- a/mm/kasan/quarantine.c > +++ b/mm/kasan/quarantine.c > @@ -147,10 +147,14 @@ static void qlink_free(struct qlist_node *qlink, struct kmem_cache *cache) > struct kasan_alloc_meta *alloc_info = get_alloc_info(cache, object); > unsigned long flags; > > - local_irq_save(flags); > + if (IS_ENABLED(CONFIG_SLAB)) > + local_irq_save(flags); > + > alloc_info->state = KASAN_STATE_FREE; > ___cache_free(cache, object, _THIS_IP_); > - local_irq_restore(flags); > + > + if (IS_ENABLED(CONFIG_SLAB)) > + local_irq_restore(flags); > } > > static void qlist_free_all(struct qlist_head *q, struct kmem_cache *cache) > -- > 2.7.3 > > -- > You received this message because you are subscribed to the Google Groups "kasan-dev" group. > To unsubscribe from this group and stop receiving emails from it, send an email to kasan-dev+unsubscribe@xxxxxxxxxxxxxxxx. > To post to this group, send email to kasan-dev@xxxxxxxxxxxxxxxx. > To view this discussion on the web visit https://groups.google.com/d/msgid/kasan-dev/1470062715-14077-3-git-send-email-aryabinin%40virtuozzo.com. > For more options, visit https://groups.google.com/d/optout. -- Alexander Potapenko Software Engineer Google Germany GmbH Erika-Mann-Straße, 33 80636 München Geschäftsführer: Matthew Scott Sucherman, Paul Terence Manicle Registergericht und -nummer: Hamburg, HRB 86891 Sitz der Gesellschaft: Hamburg -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href