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Message-ID: <CAMuHMdVyz_PgGEHWnnALwT1fQyY1EWOTT=T6Ax=PVTWzG8=R_g@mail.gmail.com> Date: Mon, 21 Jan 2019 09:55:53 +0100 From: Geert Uytterhoeven <geert@...ux-m68k.org> To: Arnd Bergmann <arnd@...db.de> Cc: y2038 Mailman List <y2038@...ts.linaro.org>, Linux API <linux-api@...r.kernel.org>, Linux Kernel Mailing List <linux-kernel@...r.kernel.org>, Linux-Arch <linux-arch@...r.kernel.org>, Matt Turner <mattst88@...il.com>, Russell King <linux@...linux.org.uk>, Catalin Marinas <catalin.marinas@....com>, Will Deacon <will.deacon@....com>, Tony Luck <tony.luck@...el.com>, Fenghua Yu <fenghua.yu@...el.com>, Michal Simek <monstr@...str.eu>, Paul Burton <paul.burton@...s.com>, Helge Deller <deller@....de>, Benjamin Herrenschmidt <benh@...nel.crashing.org>, Michael Ellerman <mpe@...erman.id.au>, Martin Schwidefsky <schwidefsky@...ibm.com>, Heiko Carstens <heiko.carstens@...ibm.com>, Rich Felker <dalias@...c.org>, "David S. Miller" <davem@...emloft.net>, Andy Lutomirski <luto@...nel.org>, Thomas Gleixner <tglx@...utronix.de>, Ingo Molnar <mingo@...hat.com>, "H. Peter Anvin" <hpa@...or.com>, "the arch/x86 maintainers" <x86@...nel.org>, Max Filippov <jcmvbkbc@...il.com>, Andrew Morton <akpm@...ux-foundation.org>, Deepa Dinamani <deepa.kernel@...il.com>, "Eric W. Biederman" <ebiederm@...ssion.com>, Firoz Khan <firoz.khan@...aro.org>, alpha <linux-alpha@...r.kernel.org>, Linux ARM <linux-arm-kernel@...ts.infradead.org>, "linux-ia64@...r.kernel.org" <linux-ia64@...r.kernel.org>, linux-m68k <linux-m68k@...ts.linux-m68k.org>, linux-mips@...r.kernel.org, Parisc List <linux-parisc@...r.kernel.org>, linuxppc-dev <linuxppc-dev@...ts.ozlabs.org>, linux-s390 <linux-s390@...r.kernel.org>, Linux-sh list <linux-sh@...r.kernel.org>, sparclinux <sparclinux@...r.kernel.org>, netdev <netdev@...r.kernel.org>, Linux FS Devel <linux-fsdevel@...r.kernel.org> Subject: Re: [PATCH v2 13/29] arch: add split IPC system calls where needed On Fri, Jan 18, 2019 at 5:20 PM Arnd Bergmann <arnd@...db.de> wrote: > The IPC system call handling is highly inconsistent across architectures, > some use sys_ipc, some use separate calls, and some use both. We also > have some architectures that require passing IPC_64 in the flags, and > others that set it implicitly. > > For the additon of a y2083 safe semtimedop() system call, I chose to only > support the separate entry points, but that requires first supporting > the regular ones with their own syscall numbers. > > The IPC_64 is now implied by the new semctl/shmctl/msgctl system > calls even on the architectures that require passing it with the ipc() > multiplexer. > > I'm not adding the new semtimedop() or semop() on 32-bit architectures, > those will get implemented using the new semtimedop_time64() version > that gets added along with the other time64 calls. > Three 64-bit architectures (powerpc, s390 and sparc) get semtimedop(). > > Signed-off-by: Arnd Bergmann <arnd@...db.de> > arch/m68k/kernel/syscalls/syscall.tbl | 11 +++++++++++ For m68k: Acked-by: Geert Uytterhoeven <geert@...ux-m68k.org> Gr{oetje,eeting}s, Geert -- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68k.org In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that. -- Linus Torvalds
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