On 27 December 2016 at 17:49, Jerin Jacob <jerin.ja...@caviumnetworks.com> wrote: > CC: Jianbo Liu <jianbo....@linaro.org> > Signed-off-by: Jerin Jacob <jerin.ja...@caviumnetworks.com> > --- > lib/librte_eal/common/include/arch/arm/rte_atomic_64.h | 6 ++++++ > 1 file changed, 6 insertions(+) > > diff --git a/lib/librte_eal/common/include/arch/arm/rte_atomic_64.h > b/lib/librte_eal/common/include/arch/arm/rte_atomic_64.h > index 78ebea2..ef0efc7 100644 > --- a/lib/librte_eal/common/include/arch/arm/rte_atomic_64.h > +++ b/lib/librte_eal/common/include/arch/arm/rte_atomic_64.h > @@ -88,6 +88,12 @@ static inline void rte_rmb(void) > > #define rte_smp_rmb() dmb(ishld) > > +#define rte_io_mb() rte_mb() > + > +#define rte_io_wmb() rte_wmb() > + > +#define rte_io_rmb() rte_rmb() > +
I think it's better to use outer shareable dmb for io barrier, instead of dsb.
