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Date:   Fri, 25 Jan 2019 15:47:25 +0000
From:   Catalin Marinas <catalin.marinas@....com>
To:     Arnd Bergmann <arnd@...db.de>
Cc:     y2038@...ts.linaro.org, linux-api@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-arch@...r.kernel.org,
        mattst88@...il.com, linux@...linux.org.uk, will.deacon@....com,
        tony.luck@...el.com, fenghua.yu@...el.com, geert@...ux-m68k.org,
        monstr@...str.eu, paul.burton@...s.com, deller@....de,
        benh@...nel.crashing.org, mpe@...erman.id.au,
        schwidefsky@...ibm.com, heiko.carstens@...ibm.com, dalias@...c.org,
        davem@...emloft.net, luto@...nel.org, tglx@...utronix.de,
        mingo@...hat.com, hpa@...or.com, x86@...nel.org,
        jcmvbkbc@...il.com, akpm@...ux-foundation.org,
        deepa.kernel@...il.com, ebiederm@...ssion.com,
        firoz.khan@...aro.org, linux-alpha@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-ia64@...r.kernel.org,
        linux-m68k@...ts.linux-m68k.org, linux-mips@...r.kernel.org,
        linux-parisc@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org,
        linux-s390@...r.kernel.org, linux-sh@...r.kernel.org,
        sparclinux@...r.kernel.org, netdev@...r.kernel.org,
        linux-fsdevel@...r.kernel.org
Subject: Re: [PATCH v2 25/29] y2038: syscalls: rename y2038 compat syscalls

On Fri, Jan 18, 2019 at 05:18:31PM +0100, Arnd Bergmann wrote:
> A lot of system calls that pass a time_t somewhere have an implementation
> using a COMPAT_SYSCALL_DEFINEx() on 64-bit architectures, and have
> been reworked so that this implementation can now be used on 32-bit
> architectures as well.
> 
> The missing step is to redefine them using the regular SYSCALL_DEFINEx()
> to get them out of the compat namespace and make it possible to build them
> on 32-bit architectures.
> 
> Any system call that ends in 'time' gets a '32' suffix on its name for
> that version, while the others get a '_time32' suffix, to distinguish
> them from the normal version, which takes a 64-bit time argument in the
> future.
> 
> In this step, only 64-bit architectures are changed, doing this rename
> first lets us avoid touching the 32-bit architectures twice.
> 
> Signed-off-by: Arnd Bergmann <arnd@...db.de>

For arm64:

Acked-by: Catalin Marinas <catalin.marinas@....com>

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