From: Ralf Baechle <ralf@linux-mips.org>
To: Franck <vagabon.xyz@gmail.com>
Cc: "Kevin D. Kissell" <kevink@mips.com>,
Nigel Stephens <nigel@mips.com>,
linux-mips@linux-mips.org
Subject: Re: [RFC] Optimize swab operations on mips_r2 cpu
Date: Fri, 27 Jan 2006 11:31:43 +0000 [thread overview]
Message-ID: <20060127113143.GB3497@linux-mips.org> (raw)
In-Reply-To: <cda58cb80601270245g6273ce04k@mail.gmail.com>
On Fri, Jan 27, 2006 at 11:45:34AM +0100, Franck wrote:
> no some are. As we said previously:
>
> 1/ sizeof(vmlinux-mips32r2-Os) > sizeof(vmlinux-4ksd-Os)
> 2/ with -march=4ksd can do (slightly) better optimizations
>
> > for every 4KSd embedded Linux platform there are several 4KEc platforms
> > that would benefit from a smaller kernel footprint.
> >
>
> -Os can already be choosen by user in kernel configuration. Your
> CONFIG_CPU_MIPS_SMALL option brings nothing more except that the user
> is stuck with -Os option. BTW, I think it may be the default option in
> the near future for mainline...
Not before demonstrating that it is a clear win under all circumstances.
Ralf
next prev parent reply other threads:[~2006-01-27 11:27 UTC|newest]
Thread overview: 44+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-01-25 9:36 [RFC] Optimize swab operations on mips_r2 cpu Franck
2006-01-25 12:47 ` Ralf Baechle
2006-01-25 13:34 ` Franck
2006-01-25 14:11 ` Kevin D. Kissell
2006-01-25 14:14 ` Ralf Baechle
2006-01-25 14:32 ` Franck
2006-01-25 15:04 ` Ralf Baechle
2006-01-25 18:03 ` Franck
2006-01-25 18:15 ` Kevin D. Kissell
2006-01-26 8:11 ` Franck
2006-01-26 8:26 ` Kevin D. Kissell
2006-01-26 8:47 ` Franck
2006-01-26 9:17 ` Kevin D. Kissell
2006-01-26 9:17 ` Kevin D. Kissell
2006-01-26 11:56 ` Franck
2006-01-26 15:02 ` Franck
2006-01-26 15:23 ` Kevin D. Kissell
2006-01-26 15:23 ` Kevin D. Kissell
2006-01-26 15:29 ` Franck
2006-01-26 15:51 ` Nigel Stephens
2006-01-26 16:31 ` Franck
2006-01-26 16:53 ` Kevin D. Kissell
2006-01-26 16:53 ` Kevin D. Kissell
2006-01-26 16:55 ` Nigel Stephens
2006-01-26 18:02 ` Franck
2006-01-26 20:25 ` Nigel Stephens
2006-01-27 9:03 ` Franck
2006-01-27 10:13 ` Kevin D. Kissell
2006-01-27 10:13 ` Kevin D. Kissell
2006-01-27 10:45 ` Franck
2006-01-27 11:31 ` Ralf Baechle [this message]
2006-01-27 12:53 ` Kevin D. Kissell
2006-01-27 12:53 ` Kevin D. Kissell
2006-01-27 14:44 ` Franck
2006-01-27 11:30 ` Ralf Baechle
2006-01-27 13:45 ` Nigel Stephens
2006-01-27 14:54 ` Franck
2006-01-27 15:04 ` Maciej W. Rozycki
2006-01-27 15:39 ` Kevin D. Kissell
2006-01-27 15:39 ` Kevin D. Kissell
2006-01-27 17:32 ` Franck
2006-01-29 15:07 ` Ralf Baechle
2006-01-30 13:08 ` Maciej W. Rozycki
2006-01-30 14:31 ` Franck
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