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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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