From: Andrea Arcangeli <andrea@suse.de>
To: Richard A Nelson <cowboy@vnet.ibm.com>
Cc: Linus Torvalds <torvalds@transmeta.com>,
"Udo A. Steinberg" <sorisor@Hell.WH8.TU-Dresden.De>,
Andi Kleen <ak@suse.de>,
Linux Kernel <linux-kernel@vger.kernel.org>
Subject: Re: 2.4.1-pre1 breaks XFree 4.0.2 and "w"
Date: Fri, 12 Jan 2001 18:05:56 +0100 [thread overview]
Message-ID: <20010112180556.J2766@athlon.random> (raw)
In-Reply-To: <20010112170234.A2766@athlon.random> <Pine.LNX.4.31.0101121139470.25694-100000@back40.badlands.lexington.ibm.com>
In-Reply-To: <Pine.LNX.4.31.0101121139470.25694-100000@back40.badlands.lexington.ibm.com>; from cowboy@vnet.ibm.com on Fri, Jan 12, 2001 at 11:42:32AM -0500
On Fri, Jan 12, 2001 at 11:42:32AM -0500, Richard A Nelson wrote:
> On Fri, 12 Jan 2001, Andrea Arcangeli wrote:
>
> > It doesn't make much sense to me to put the "can_I_use" global information in
> > the per-cpu slots, that's obviously the wrong place for it. We simply need to
> > add a new entry to /proc (say "/proc/osinfo") to provide the "can_I_use"
> > informations instead (TSC included). Breaking /proc/cpuinfo isn't the way to
> > go IMHO.
>
> Sorry, but you're not taking the long view here, "can_I_use" most
> definetly should be per-cpu...
>
> Its fine either way on current x86 and many other platforms, but falls
> on its face in the presence of asymetric MP.
Point taken, feel free to have a can_I_use per-cpu instead of global but don't
overwrite the cpu_has with it.
Andrea
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next prev parent reply other threads:[~2001-01-12 17:08 UTC|newest]
Thread overview: 42+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-01-10 13:31 2.4.1-pre1 breaks XFree 4.0.2 and "w" Udo A. Steinberg
2001-01-10 17:15 ` Ingo Oeser
2001-01-10 17:07 ` Udo A. Steinberg
2001-01-10 20:00 ` Jonathan Hudson
2001-01-11 8:41 ` Linus Torvalds
2001-01-11 12:54 ` Alan Cox
[not found] ` <200101110841.AAA01652@penguin.transmeta.com>
2001-01-11 10:05 ` Udo A. Steinberg
2001-01-11 10:11 ` Andi Kleen
2001-01-11 10:31 ` Udo A. Steinberg
2001-01-11 17:36 ` Andrea Arcangeli
2001-01-11 17:46 ` Andrea Arcangeli
2001-01-11 17:48 ` Andrea Arcangeli
2001-01-11 18:53 ` Andrea Arcangeli
2001-01-12 2:08 ` Linus Torvalds
2001-01-12 3:45 ` Andrea Arcangeli
2001-01-12 4:26 ` Linus Torvalds
2001-01-12 16:02 ` Andrea Arcangeli
2001-01-12 16:42 ` Richard A Nelson
2001-01-12 17:05 ` Andrea Arcangeli [this message]
2001-01-12 17:35 ` Linus Torvalds
2001-01-12 17:54 ` Alan Cox
2001-01-12 18:35 ` Linus Torvalds
2001-01-12 18:57 ` Andrea Arcangeli
2001-01-12 19:19 ` Laramie Leavitt
2001-01-12 20:39 ` Mark Hahn
2001-01-12 18:24 ` Andrea Arcangeli
2001-01-15 20:33 ` [PATCH] i386/setup.c cpuinfo notsc Hugh Dickins
2001-01-15 20:48 ` H. Peter Anvin
2001-01-15 21:38 ` Maciej W. Rozycki
2001-01-15 21:41 ` H. Peter Anvin
2001-01-15 21:51 ` Maciej W. Rozycki
2001-01-16 3:47 ` H. Peter Anvin
2001-01-15 21:34 ` Maciej W. Rozycki
2001-01-18 16:39 ` [PATCH] udf writepage UnlockPage Hugh Dickins
2001-01-28 14:43 ` Hugh Dickins
2001-01-12 4:28 ` 2.4.1-pre1 breaks XFree 4.0.2 and "w" TimO
2001-01-12 6:06 ` Udo A. Steinberg
2001-01-12 9:47 ` Harold Oga
-- strict thread matches above, loose matches on Subject: below --
2001-01-11 4:58 Floating point broken between 2.4.0-ac4 and -ac5? junio
2001-01-11 12:42 ` Alan Cox
2001-01-11 17:16 ` junio
2001-01-12 3:27 ` Aaron Lehmann
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