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Re: [PATCH 02/10] Add the low level infrastructure for pthreads lock elision with TSX

From: Andi Kleen <andi at firstfloor dot org>
To: Carlos O'Donell <carlos at systemhalted dot org>
Cc: Andi Kleen <andi at firstfloor dot org>, Torvald Riegel <triegel at redhat dot com>,libc-alpha at sourceware dot org, Andi Kleen <ak at linux dot intel dot com>
Date: Sun, 13 Jan 2013 21:46:40 +0100
Subject: Re: [PATCH 02/10] Add the low level infrastructure for pthreads lock elision with TSX
References: <1357849182-21257-1-git-send-email-andi@firstfloor.org> <1357849182-21257-3-git-send-email-andi@firstfloor.org> <1357939394.3375.25875.camel@triegel.csb> <20130111230615.GO30577@one.firstfloor.org> <50F30595.9050209@systemhalted.org> <20130113194121.GR30577@one.firstfloor.org> <50F310DA.4010406@systemhalted.org>

> I'm going to be suggesting we should expose a generic API and 
> environment variables.

I think an program API is a bad idea. I don't want programs with these
tunables hard coded. I don't consider them an ABI and reserve
the right to change them at any time. Tunables are for experiments,
not for hardcoding forever.

-Andi

-- 
ak@linux.intel.com -- Speaking for myself only.

Follow-Ups:
- Re: [PATCH 02/10] Add the low level infrastructure for pthreads lockelision with TSX
  - From: Carlos O'Donell
- Re: [PATCH 02/10] Add the low level infrastructure for pthreadslock elision with TSX
  - From: Torvald Riegel

References:
- TSX lock elision for glibc v2
  - From: Andi Kleen
- [PATCH 02/10] Add the low level infrastructure for pthreads lock elision with TSX
  - From: Andi Kleen
- Re: [PATCH 02/10] Add the low level infrastructure for pthreadslock elision with TSX
  - From: Torvald Riegel
- Re: [PATCH 02/10] Add the low level infrastructure for pthreads lock elision with TSX
  - From: Andi Kleen
- Re: [PATCH 02/10] Add the low level infrastructure for pthreads lockelision with TSX
  - From: Carlos O'Donell
- Re: [PATCH 02/10] Add the low level infrastructure for pthreads lock elision with TSX
  - From: Andi Kleen
- Re: [PATCH 02/10] Add the low level infrastructure for pthreads lockelision with TSX
  - From: Carlos O'Donell

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