Re: [PATCH V3 10/10] x86/pks: Add PKS test code

2020-12-18 Thread Dan Williams
On Thu, Dec 17, 2020 at 8:05 PM Ira Weiny wrote: > > On Thu, Dec 17, 2020 at 12:55:39PM -0800, Dave Hansen wrote: > > On 11/6/20 3:29 PM, ira.we...@intel.com wrote: > > > + /* Arm for context switch test */ > > > + write(fd, "1", 1); > > > + > > > + /* Context switch

Re: [PATCH V3 10/10] x86/pks: Add PKS test code

2020-12-17 Thread Ira Weiny
On Thu, Dec 17, 2020 at 12:55:39PM -0800, Dave Hansen wrote: > On 11/6/20 3:29 PM, ira.we...@intel.com wrote: > > + /* Arm for context switch test */ > > + write(fd, "1", 1); > > + > > + /* Context switch out... */ > > + sleep(4); > > + > > + /* Che

Re: [PATCH V3 10/10] x86/pks: Add PKS test code

2020-12-17 Thread Dave Hansen
On 11/6/20 3:29 PM, ira.we...@intel.com wrote: > + /* Arm for context switch test */ > + write(fd, "1", 1); > + > + /* Context switch out... */ > + sleep(4); > + > + /* Check msr restored */ > + write(fd, "2", 1); These are al