linux-kernel - Re: [PATCH 2/2] ia64: Remove Linux/x86 domain support

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Message-ID: <53C77F79.2010508@nod.at>
Date:	Thu, 17 Jul 2014 09:47:05 +0200
From:	Richard Weinberger <richard@....at>
To:	Tony Luck <tony.luck@...il.com>
CC:	"Yu, Fenghua" <fenghua.yu@...el.com>,
	Russell King - ARM Linux <linux@....linux.org.uk>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	"linux-ia64@...r.kernel.org" <linux-ia64@...r.kernel.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 2/2] ia64: Remove Linux/x86 domain support

Am 17.07.2014 01:20, schrieb Tony Luck:
> On Sun, Jul 13, 2014 at 7:58 AM, Richard Weinberger <richard@....at> wrote:
> 
> Did you read the comment?

Sure, please see my comment below.

>> -/*
>> - * Even when CONFIG_IA32_SUPPORT is not enabled it is
>> - * useful to have the Linux/x86 domain registered to
>> - * avoid an attempted module load when emulators call
>> - * personality(PER_LINUX32). This saves several milliseconds
>> - * on each such call.
>> - */
> 
> I don't know if there are still people using ia32el to run x86 binaries
> on ia64 ... but if there are, they may be sad at the extra delays.

As written in 0/, the plan is to get rid of exec domains at all.
Therefore personality(PER_LINUX32) would no longer try to request a module.

Thanks,
//richard
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