From: "Kevin D. Kissell" <kevink@mips.com>
To: "Quinn Jensen" <jensenq@lineo.com>, "Ralf Baechle" <ralf@oss.sgi.com>
Cc: <linux-mips@oss.sgi.com>
Subject: Re: NFS root with cache on
Date: Mon, 5 Feb 2001 17:55:39 +0100 [thread overview]
Message-ID: <007701c08f94$7de62360$10eca8c0@grendel> (raw)
In-Reply-To: 3A7ED9EB.6080801@Lineo.COM
> Another thing that has been haunting me is that
> in 2.3.99pre8, kmalloc() has and #ifdef __mips__ that
> flushes the cache and bumps the address up to KSEG1.
That's really hideous! When did that happen?
It'll sure help cache coherency problems, but
the performance impact must have been monstrous.
Kevin K.
WARNING: multiple messages have this Message-ID (diff)
From: "Kevin D. Kissell" <kevink@mips.com>
To: Quinn Jensen <jensenq@lineo.com>, Ralf Baechle <ralf@oss.sgi.com>
Cc: linux-mips@oss.sgi.com
Subject: Re: NFS root with cache on
Date: Mon, 5 Feb 2001 17:55:39 +0100 [thread overview]
Message-ID: <007701c08f94$7de62360$10eca8c0@grendel> (raw)
Message-ID: <20010205165539.9N-Ol9jwf0JvDFMxmtCB0cq3MXOs7TbCdIrEPhKd9mE@z> (raw)
In-Reply-To: 3A7ED9EB.6080801@Lineo.COM
> Another thing that has been haunting me is that
> in 2.3.99pre8, kmalloc() has and #ifdef __mips__ that
> flushes the cache and bumps the address up to KSEG1.
That's really hideous! When did that happen?
It'll sure help cache coherency problems, but
the performance impact must have been monstrous.
Kevin K.
next prev parent reply other threads:[~2001-02-05 17:01 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-02-01 20:34 NFS root with cache on Quinn Jensen
2001-02-05 3:44 ` Ralf Baechle
2001-02-05 16:50 ` Quinn Jensen
2001-02-05 16:55 ` Kevin D. Kissell [this message]
2001-02-05 16:55 ` Kevin D. Kissell
2001-02-05 18:07 ` Jun Sun
2001-02-05 18:42 ` Quinn Jensen
2001-02-05 19:15 ` Jun Sun
2001-02-05 21:14 ` Quinn Jensen
2001-02-05 19:50 ` Ralf Baechle
2001-02-05 21:13 ` netbooting indy - update, elf2ecoff? Kenneth C Barr
2001-02-05 21:13 ` Kenneth C Barr
2001-02-06 6:32 ` Geert Uytterhoeven
2001-02-06 18:07 ` Klaus Naumann
2001-02-06 20:24 ` Florian Lohoff
2001-02-05 21:39 ` NFS root with cache on Alan Cox
2001-02-05 21:39 ` Alan Cox
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