Re: [Xen-devel] [PATCH] x86/psr: make opt_psr persistent

2016-05-26 Thread Wei Liu
On Thu, May 26, 2016 at 11:44:15AM +0100, Andrew Cooper wrote: > On 26/05/16 03:03, Chao Peng wrote: > > opt_psr is now not only used at booting time but also at runtime. > > More specifically, it is used to check CDP switch in psr_cpu_init() > > which can potentially be called in CPU hotplug case.

Re: [Xen-devel] [PATCH] x86/psr: make opt_psr persistent

2016-05-26 Thread Andrew Cooper
On 26/05/16 03:03, Chao Peng wrote: > opt_psr is now not only used at booting time but also at runtime. > More specifically, it is used to check CDP switch in psr_cpu_init() > which can potentially be called in CPU hotplug case. > > Signed-off-by: Chao Peng Reviewed-by: Andrew Cooper Wei: This