Caesar, On Tue, Jun 9, 2015 at 2:49 AM, Caesar Wang <wxt at rock-chips.com> wrote: > The patch can ensure that v7_exit_coherency_flush() in rockchip_cpu_die() > executed in time. > The mdelay(1) has enough time to fix the problem of CPU offlining. > That's a workaround way in rockchip hotplug code, > At least, we haven't a better way to solve it. Who know, > that maybe fixed by chip (hardware) in the future. > > Signed-off-by: Caesar Wang <wxt at rock-chips.com> > > --- > > Changes in v6: > - Fix the delay 1ms describing. > Series-changes: 5 > - Fix the patch decription. > - Add the changelog. > Series-changes: 2 > - As Kever points out, Fix the subject typo WFI/WFE. > > arch/arm/mach-rockchip/platsmp.c | 7 +++++++ > 1 file changed, 7 insertions(+) Reviewed-by: Douglas Anderson <dianders at chromium.org>