From: Felipe W Damasio <felipewd@elipse.com.br>
To: Lista da disciplina de Sistemas Operacionais III
<sisopiii-l@cscience.org>
Cc: Ricardo Nabinger Sanchez <rnsanchez@terra.com.br>,
Andrew Morton <akpm@osdl.org>,
linux-kernel@vger.kernel.org
Subject: Re: [SisopIII-l] Re: [PATCH] fix #endif misplacement
Date: Fri, 28 Nov 2003 14:39:53 -0200 [thread overview]
Message-ID: <3FC77A59.2090705@elipse.com.br> (raw)
In-Reply-To: <Pine.LNX.4.53.0311281732100.21904@gockel.physik3.uni-rostock.de>
Hi Tim,
Tim Schmielau wrote:
> No, this is exactly what is intended: don't use the TSC on NUMA, use
> jiffies instead.
The patch didn't hurt this.
> Look at the comment just above those lines.
The patch doesn't uses jiffies indiscriminately: Only if we're on a
NUMA system with !use_tsc.
Otherwise (on x86 SMP, for example) we use rdtsc...which seems The
Right Thing(tm). Hece move the #endif a bit down.
Cheers
Felipe
next prev parent reply other threads:[~2003-11-28 16:40 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-11-28 16:19 [PATCH] fix #endif misplacement Ricardo Nabinger Sanchez
2003-11-28 16:34 ` Tim Schmielau
2003-11-28 16:39 ` Felipe W Damasio [this message]
2003-11-28 16:59 ` [SisopIII-l] " Lucas Correia Villa Real
2003-11-28 17:05 ` Nick Piggin
2003-11-28 17:12 ` Felipe W Damasio
2003-11-28 21:15 ` Ricardo Nabinger Sanchez
2003-11-28 17:29 ` [patch] " Tim Schmielau
2003-11-28 18:29 ` [patch] another jiffies wrap bug Tim Schmielau
2003-11-28 21:35 ` [PATCH] fix #endif misplacement Ricardo Nabinger Sanchez
2003-11-28 22:24 ` [SisopIII-l] " Lucas Correia Villa Real
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