From mboxrd@z Thu Jan  1 00:00:00 1970
From: Alan Cox <alan@lxorguk.ukuu.org.uk>
Date: Tue, 11 Jul 2006 09:53:13 +0000
Subject: Re: [PATCH] ia64: change usermode HZ to 250
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To: David Mosberger-Tang <David.Mosberger@acm.org>
Cc: Jeremy Higdon <jeremy@sgi.com>, Arjan van de Ven <arjan@infradead.org>, Jes Sorensen <jes@sgi.com>, "Luck, Tony" <tony.luck@intel.com>, John Daiker <jdaiker@osdl.org>, John Hawkes <hawkes@sgi.com>, Tony Luck <tony.luck@gmail.com>, Andrew Morton <akpm@osdl.org>, linux-ia64@vger.kernel.org, linux-kernel@vger.kernel.org, Jack Steiner <steiner@sgi.com>, Dan Higgins <djh@sgi.com>

Ar Llu, 2006-07-10 am 21:01 -0600, ysgrifennodd David Mosberger-Tang:
> Note that Alan didn't claim that *all* (Linux-supported) architectures
> expose a constant user HZ, only the "mainstream" ones.  I won't get

Indeed. IA64 likes to be different

> into the debate as to what qualifies as "mainstream", but clearly IA64
> does not (and should not) expose a constant value, since there were no
> legacy-binary-issue and we chose to insist that apps should uses
> sysconf() or equivalent if they need to know the clocktick.

In the case where you are running x86 binaries where you do need to
translate of course.

Alan