linux-kernel - Re: [RFC6 PATCH v6 00/21] ILP32 for ARM64

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Message-ID: <alpine.DEB.2.20.1605171542340.24255@digraph.polyomino.org.uk>
Date:	Tue, 17 May 2016 15:45:11 +0000
From:	Joseph Myers <joseph@...esourcery.com>
To:	Arnd Bergmann <arnd@...db.de>
CC:	Szabolcs Nagy <szabolcs.nagy@....com>,
	Yury Norov <ynorov@...iumnetworks.com>,
	<catalin.marinas@....com>, <linux-arm-kernel@...ts.infradead.org>,
	<linux-kernel@...r.kernel.org>, <nd@....com>,
	<linux-arch@...r.kernel.org>, <linux-s390@...r.kernel.org>,
	<pinskia@...il.com>, <Prasun.Kapoor@...iumnetworks.com>,
	<schwab@...e.de>, <broonie@...nel.org>,
	<linux-doc@...r.kernel.org>, <heiko.carstens@...ibm.com>,
	<agraf@...e.de>, <klimov.linux@...il.com>,
	<bamvor.zhangjian@...wei.com>, <schwidefsky@...ibm.com>,
	<Nathan_Lynch@...tor.com>,
	<christoph.muellner@...obroma-systems.com>,
	GNU C Library <libc-alpha@...rceware.org>
Subject: Re: [RFC6 PATCH v6 00/21] ILP32 for ARM64

On Tue, 17 May 2016, Arnd Bergmann wrote:

> I think it has become easier to override now and we just need to
> update sysdeps/unix/sysv/linux/generic/bits/typesizes.h to set
> 
> #define __INO64_T_TYPE          __UQUAD_TYPE
> #define __OFF64_T_TYPE          __UQUAD_TYPE
> #define __OFF_T_MATCHES_OFF64_T        1
> #define __INO_T_MATCHES_INO64_T        1
> 
> for new architectures (obviously not the ones that already use the
> 32-bit types). I haven't tries this, so there may be other things
> that are required.

I think more than that would be needed to get struct stat to match and get 
things aliased for that (which is presumably desirable).

-- 
Joseph S. Myers
joseph@...esourcery.com