Re: [Xen-devel] [PATCH RFC 25/31] xen/x86: Common infrastructure for levelling context switching

2016-01-22 Thread Andrew Cooper
On 22/01/16 08:56, Jan Beulich wrote: On 16.12.15 at 22:24, wrote: >> --- a/xen/arch/x86/cpu/common.c >> +++ b/xen/arch/x86/cpu/common.c >> @@ -35,6 +35,9 @@ integer_param("cpuid_mask_ext_edx", >> opt_cpuid_mask_ext_edx); >> unsigned int __initdata

Re: [Xen-devel] [PATCH RFC 25/31] xen/x86: Common infrastructure for levelling context switching

2016-01-22 Thread Jan Beulich
>>> On 16.12.15 at 22:24, wrote: > --- a/xen/arch/x86/cpu/common.c > +++ b/xen/arch/x86/cpu/common.c > @@ -35,6 +35,9 @@ integer_param("cpuid_mask_ext_edx", opt_cpuid_mask_ext_edx); > unsigned int __initdata expected_levelling_cap; > unsigned int __read_mostly

[Xen-devel] [PATCH RFC 25/31] xen/x86: Common infrastructure for levelling context switching

2015-12-16 Thread Andrew Cooper
Future changes will make use of this to advertise availability of levelling support, and to provide lazy context switching. Signed-off-by: Andrew Cooper --- CC: Jan Beulich --- xen/arch/x86/cpu/common.c| 3 +++