From mboxrd@z Thu Jan  1 00:00:00 1970
From: Boris Ostrovsky <boris.ostrovsky@oracle.com>
Subject: Re: [PATCH v2 06/13] x86/PMU: Add public xenpmu.h
Date: Mon, 23 Sep 2013 09:45:35 -0400
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To: Dietmar Hahn <dietmar.hahn@ts.fujitsu.com>
Cc: jun.nakajima@intel.com, George.Dunlap@eu.citrix.com, jacob.shin@amd.com, eddie.dong@intel.com, xen-devel@lists.xen.org, JBeulich@suse.com, suravee.suthikulpanit@amd.com
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On 09/23/2013 09:04 AM, Dietmar Hahn wrote:
> Am Freitag 20 September 2013, 05:42:05 schrieb Boris Ostrovsky:
>> +
>> +/* Intel PMU registers and structures */
>> +#define XENPMU_CORE2_MAX_ARCH_PMCS     16
>> +#define XENPMU_CORE2_MAX_FIXED_PMCS    4
>> +struct core2_vpmu_context {
>> +    uint64_t global_ctrl;
>> +    uint64_t global_ovf_ctrl;
>> +    uint64_t global_status;
>> +    uint64_t global_ovf_status;
>> +    uint64_t fixed_ctrl;
>> +    uint64_t ds_area;
>> +    uint64_t pebs_enable;
>> +    uint64_t debugctl;
> What is debugctl for? I couldn't find it in the other patches.

Right. I added it because I am pretty sure it will be needed to make BTS 
and PEBS work
for PV. And because this structure is part of the interface I thought I 
should put it in now.

-boris