linux-kernel - Re: [PATCH v6 08/20] arm64: ilp32: add is_ilp32_compat_{task, thread} and TIF_32BIT

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Message-ID: <20151218144437.GA4007@yury-N73SV>
Date:	Fri, 18 Dec 2015 17:44:37 +0300
From:	Yury Norov <ynorov@...iumnetworks.com>
To:	Catalin Marinas <catalin.marinas@....com>
CC:	<arnd@...db.de>, <pinskia@...il.com>,
	<Prasun.Kapoor@...iumnetworks.com>, <schwab@...e.de>,
	<Nathan_Lynch@...tor.com>, <linux-kernel@...r.kernel.org>,
	<agraf@...e.de>, <klimov.linux@...il.com>,
	Andrew Pinski <Andrew.Pinski@...iumnetworks.com>,
	<broonie@...nel.org>, <jan.dakinevich@...il.com>,
	<joseph@...esourcery.com>, <ddaney.cavm@...il.com>,
	<bamvor.zhangjian@...wei.com>,
	<philipp.tomsich@...obroma-systems.com>,
	<linux-arm-kernel@...ts.infradead.org>,
	<christoph.muellner@...obroma-systems.com>
Subject: Re: [PATCH v6 08/20] arm64: ilp32: add is_ilp32_compat_{task,
 thread} and TIF_32BIT_AARCH64

On Fri, Dec 18, 2015 at 05:11:12PM +0300, Yury Norov wrote:
> On Thu, Dec 17, 2015 at 11:41:53AM +0000, Catalin Marinas wrote:
> > On Wed, Dec 16, 2015 at 12:42:34AM +0300, Yury Norov wrote:
> > > Reviewed-by: David Daney <ddaney@...iumnetworks.com>
> > > Signed-off-by: Philipp Tomsich <philipp.tomsich@...obroma-systems.com>
> > > Signed-off-by: Christoph Muellner <christoph.muellner@...obroma-systems.com>
> > > Signed-off-by: Yury Norov <ynorov@...iumnetworks.com>
> > > Signed-off-by: Andrew Pinski <Andrew.Pinski@...iumnetworks.com>
> > 
> > Long description missing.
> 
> Hi, Catalin,
> 
> I think this patch (and patch #3 too) is trivial, and
> explanation in patch name is clear enougth. So, I just do not
> understand what else to explain here. Could you point me, and then I
> will do it.
> 

Is it OK?

arm64: ilp32: add is_ilp32_compat_{task,thread} and TIF_32BIT_AARCH64

ILP32 tasks are needed to be distinguished from lp64 and aarch32.
This patch adds helper functions is_ilp32_compat_{task,thread} and
thread flag TIF_32BIT_AARCH64 to address this. This patch is
preparation for following patches in ilp32 patchset.
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