Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]


Groups > linux.kernel > #1187206 > unrolled thread

Re: [PATCH 3/3] x86, perf: Add PEBS frontend profiling for Skylake

Started byAndi Kleen <ak@linux.intel.com>
First post2015-07-17 23:30 +0200
Last post2015-07-18 00:10 +0200
Articles 2 — 2 participants

Back to article view | Back to linux.kernel

This discussion starts older than the indexed window; earlier articles aren't shown. The article labeled Started by below is the oldest one visible, not the original post.


Contents

  Re: [PATCH 3/3] x86, perf: Add PEBS frontend profiling for Skylake Andi Kleen <ak@linux.intel.com> - 2015-07-17 23:30 +0200
    Re: [PATCH 3/3] x86, perf: Add PEBS frontend profiling for Skylake Stephane Eranian <eranian@google.com> - 2015-07-18 00:10 +0200

#1187206 — Re: [PATCH 3/3] x86, perf: Add PEBS frontend profiling for Skylake

FromAndi Kleen <ak@linux.intel.com>
Date2015-07-17 23:30 +0200
SubjectRe: [PATCH 3/3] x86, perf: Add PEBS frontend profiling for Skylake
Message-ID<pNlmG-yp-7@gated-at.bofh.it>
> But then, the SDM is misleading. It is not describing what's
> implemented for SKL.

Actually it has a list of valid values you can put into the various fields.
None of them have the bits set you're trying to set.

-Andi

-- 
ak@linux.intel.com -- Speaking for myself only
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

[toc] | [next] | [standalone]


#1187225

FromStephane Eranian <eranian@google.com>
Date2015-07-18 00:10 +0200
Message-ID<pNlZo-1wR-3@gated-at.bofh.it>
In reply to#1187206
Andi,

On Fri, Jul 17, 2015 at 2:19 PM, Andi Kleen <ak@linux.intel.com> wrote:
>> But then, the SDM is misleading. It is not describing what's
>> implemented for SKL.
>
> Actually it has a list of valid values you can put into the various fields.
> None of them have the bits set you're trying to set.
>
You are talking about the events (bit 0-7). I am talking about the bubble
thresholds. I am okay with the event list for bits 0-7.

> -Andi
>
> --
> ak@linux.intel.com -- Speaking for myself only
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

[toc] | [prev] | [standalone]


Back to top | Article view | linux.kernel


csiph-web