From: Ralf Baechle <ralf@linux-mips.org>
To: Keith Owens <kaos@sgi.com>
Cc: ilya@theIlya.com, linux-mips@linux-mips.org
Subject: Re: Yet another fix
Date: Mon, 2 Jun 2003 16:12:22 +0200 [thread overview]
Message-ID: <20030602141222.GA25568@linux-mips.org> (raw)
In-Reply-To: <5368.1054560466@ocs3.intra.ocs.com.au>
On Mon, Jun 02, 2003 at 11:27:46PM +1000, Keith Owens wrote:
> Not in 2.4.20 nor 2.4.21-rc6 from Marcelo, must be a mips local change.
> I strongly suggest that you get rid of it, there is no good reason to
> emulate the 32 bit module syscalls on a 64 bit machine. modutils is
> pure Linux and there is absolutely no justification for emulating 32
> bit versions of modutils when the user can install the 64 bit version
> of modutils instead. 32 bit emulation is a crutch to let binary only
> programs work when you do not have the source to rebuild to 64 bit, by
> definition we have the source to modutils.
Until very recently there was no 64-bit userland.
> IA64 and x86_64 make no attempt to emulate 32 bit modutils. sparc64,
> ppc64 and s390x all pass the data straight to the 64 bit kernel code,
> they require the user space modutils to supply 64 bit data. Emulation
> is a waste of time.
The code simply does the sparc64 thing. Heck, it is the sparc64 code
with minor changes.
Ralf
next prev parent reply other threads:[~2003-06-02 14:12 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-06-02 4:14 Yet another fix ilya
2003-06-02 4:49 ` Keith Owens
2003-06-02 4:57 ` ilya
2003-06-02 13:27 ` Keith Owens
2003-06-02 14:12 ` Ralf Baechle [this message]
2003-06-02 14:30 ` ilya
2003-06-02 23:50 ` Keith Owens
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