On Tue, Dec 01, 2015 at 03:06:14PM -0800, Yang Shi wrote: > arch/mips/mm/gup.c | 7 +++++++ > 1 file changed, 7 insertions(+) > > diff --git a/arch/mips/mm/gup.c b/arch/mips/mm/gup.c > index 349995d..3c5b8c8 100644 > --- a/arch/mips/mm/gup.c > +++ b/arch/mips/mm/gup.c > @@ -12,6 +12,9 @@ > #include <linux/swap.h> > #include <linux/hugetlb.h> > > +#define CREATE_TRACE_POINTS > +#include <trace/events/gup.h> > + > #include <asm/cpu-features.h> > #include <asm/pgtable.h> > > @@ -211,6 +214,8 @@ int __get_user_pages_fast(unsigned long start, int > nr_pages, int write, > (void __user *)start, len))) > return 0; > > + trace_gup_get_user_pages_fast(start, nr_pages, write, pages); > + > /* > * XXX: batch / limit 'nr', to avoid large irq off latency > * needs some instrumenting to determine the common sizes used by > @@ -277,6 +282,8 @@ int get_user_pages_fast(unsigned long start, int > nr_pages, int write, > if (end < start || cpu_has_dc_aliases) > goto slow_irqon; > > + trace_gup_get_user_pages_fast(start, nr_pages, write, pages); > + > /* XXX: batch / limit 'nr' */ > local_irq_disable(); > pgdp = pgd_offset(mm, addr);
Acked-by: Ralf Baechle <[email protected]> Please feel free to merge this upstream with the remainder of the series once it's been acked. Ralf -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
