From: Joerg Roedel <joro@8bytes.org>
To: Ingo Molnar <mingo@elte.hu>
Cc: Avi Kivity <avi@redhat.com>,
Robert Richter <robert.richter@amd.com>,
Benjamin Block <bebl@mageta.org>,
Hans Rosenfeld <hans.rosenfeld@amd.com>,
hpa@zytor.com, tglx@linutronix.de, suresh.b.siddha@intel.com,
eranian@google.com, brgerst@gmail.com, Andreas.Herrmann3@amd.com,
x86@kernel.org, linux-kernel@vger.kernel.org,
Benjamin Block <benjamin.block@amd.com>,
Linus Torvalds <torvalds@linux-foundation.org>,
Andrew Morton <akpm@linux-foundation.org>
Subject: Re: [RFC 4/5] x86, perf: implements lwp-perf-integration (rc1)
Date: Wed, 21 Dec 2011 23:49:00 +0100 [thread overview]
Message-ID: <20111221224900.GD30127@8bytes.org> (raw)
In-Reply-To: <20111221132233.GB31186@elte.hu>
On Wed, Dec 21, 2011 at 02:22:33PM +0100, Ingo Molnar wrote:
>
> * Avi Kivity <avi@redhat.com> wrote:
> > I hate to re-enter this thread, but this "niche use case" is
> > exactly what LWP is designed for. [...]
>
> It's not the only usecase that it can be used in, and that is
> what matters to me.
The really sad thing about it is, that this only matters to you. At
least I have seen nobody in this thread yet who joined or agreed on your
line of reasoning. Especially sad is that your NAK based on this also
prevents that all the people who want to use LWP in the intended way on
Linux can't use it too.
Joerg
next prev parent reply other threads:[~2011-12-21 22:49 UTC|newest]
Thread overview: 54+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-11-29 12:41 [PATCH 0/9] rework of extended state handling, LWP support Hans Rosenfeld
2011-11-29 12:41 ` [PATCH 1/9] x86, xsave: warn on #NM exceptions caused by the kernel Hans Rosenfeld
2011-11-29 12:41 ` [PATCH 2/9] x86, xsave: cleanup fpu/xsave support Hans Rosenfeld
2011-11-29 12:41 ` [PATCH 3/9] x86, xsave: cleanup fpu/xsave signal frame setup Hans Rosenfeld
2011-11-29 12:41 ` [PATCH 4/9] x86, xsave: rework fpu/xsave support Hans Rosenfeld
2011-11-29 12:41 ` [PATCH 5/9] x86, xsave: remove unused code Hans Rosenfeld
2011-11-29 12:41 ` [PATCH 6/9] x86, xsave: more cleanups Hans Rosenfeld
2011-11-29 12:41 ` [PATCH 7/9] x86, xsave: remove lazy allocation of xstate area Hans Rosenfeld
2011-11-29 12:41 ` [PATCH 8/9] x86, xsave: add support for non-lazy xstates Hans Rosenfeld
2011-11-29 12:41 ` [PATCH 9/9] x86, xsave: add kernel support for AMDs Lightweight Profiling (LWP) Hans Rosenfeld
2011-11-29 21:31 ` [PATCH 0/9] rework of extended state handling, LWP support Andi Kleen
2011-11-30 17:37 ` Hans Rosenfeld
2011-11-30 21:52 ` Andi Kleen
2011-12-01 20:36 ` Hans Rosenfeld
2011-12-02 2:01 ` H. Peter Anvin
2011-12-02 11:20 ` Hans Rosenfeld
2011-12-07 19:57 ` Hans Rosenfeld
2011-12-07 20:00 ` [PATCH 7/8] x86, xsave: add support for non-lazy xstates Hans Rosenfeld
2011-12-07 20:00 ` [PATCH 8/8] x86, xsave: add kernel support for AMDs Lightweight Profiling (LWP) Hans Rosenfeld
2011-12-05 10:22 ` [PATCH 0/9] rework of extended state handling, LWP support Ingo Molnar
2011-12-16 16:07 ` Hans Rosenfeld
2011-12-16 16:12 ` [RFC 1/5] x86, perf: Implement software-activation of lwp Hans Rosenfeld
2011-12-16 16:12 ` [RFC 2/5] perf: adds prototype for a new perf-context-type Hans Rosenfeld
2011-12-16 16:12 ` [RFC 3/5] perf: adds a new pmu-initialization-call Hans Rosenfeld
2011-12-16 16:12 ` [RFC 4/5] x86, perf: implements lwp-perf-integration (rc1) Hans Rosenfeld
2011-12-18 8:04 ` Ingo Molnar
2011-12-18 15:22 ` Benjamin Block
2011-12-18 23:43 ` Ingo Molnar
2011-12-19 9:09 ` Robert Richter
2011-12-19 10:54 ` Ingo Molnar
2011-12-19 11:12 ` Avi Kivity
2011-12-19 11:40 ` Ingo Molnar
2011-12-19 11:58 ` Avi Kivity
2011-12-19 18:13 ` Benjamin
2011-12-20 8:56 ` Ingo Molnar
2011-12-20 9:15 ` Ingo Molnar
2011-12-20 9:47 ` Avi Kivity
2011-12-20 10:09 ` Ingo Molnar
2011-12-20 15:27 ` Joerg Roedel
2011-12-20 18:40 ` Ingo Molnar
2011-12-21 0:07 ` Joerg Roedel
2011-12-21 12:34 ` Ingo Molnar
2011-12-21 12:44 ` Avi Kivity
2011-12-21 13:22 ` Ingo Molnar
2011-12-21 22:49 ` Joerg Roedel [this message]
2011-12-23 10:53 ` Ingo Molnar
2011-12-21 11:46 ` Gleb Natapov
2011-12-23 10:56 ` Ingo Molnar
2011-12-20 15:48 ` Vince Weaver
2011-12-20 18:27 ` Ingo Molnar
2011-12-20 22:47 ` Vince Weaver
2011-12-21 12:00 ` Ingo Molnar
2011-12-21 13:55 ` Vince Weaver
2011-12-16 16:12 ` [RFC 5/5] x86, perf: adds support for the LWP threshold-int Hans Rosenfeld
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