On Wed, Sep 09, 2020 at 01:39:49AM +0300, Dmitry Osipenko wrote:
> The barrier() was intended to reduce possibility of racing with the
> interrupt handler, but driver's code evolved significantly and today's
> driver enables interrupt only when it waits for completion notification.
> Hence barrier() has no good use anymore, let's remove it.
> 
> Reviewed-by: Michał Mirosław <mirq-linux@rere.qmqm.pl>
> Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
> ---
>  drivers/i2c/busses/i2c-tegra.c | 13 +++++--------
>  1 file changed, 5 insertions(+), 8 deletions(-)

Acked-by: Thierry Reding <treding@nvidia.com>