From: Michael Ellerman <mpe@ellerman•id.au>
To: "André Almeida" <andrealmeid@collabora•com>,
linux-kernel@vger•kernel.org, arnd@arndb•de,
geert@linux-m68k•org, monstr@monstr•eu,
ysato@users•sourceforge.jp, dalias@libc•org, davem@davemloft•net,
chris@zankel•net, jcmvbkbc@gmail•com,
linux-alpha@vger•kernel.org, linux-ia64@vger•kernel.org,
linux-m68k@lists•linux-m68k.org, linuxppc-dev@lists•ozlabs.org,
linux-sh@vger•kernel.org, sparclinux@vger•kernel.org,
linux-xtensa@linux-xtensa•org
Cc: akpm@linux-foundation•org, andrealmeid@collabora•com,
bigeasy@linutronix•de, boqun.feng@gmail•com,
linux-next@vger•kernel.org, lkft-triage@lists•linaro.org,
longman@redhat•com, minchan@kernel•org, mingo@redhat•com,
naresh.kamboju@linaro•org, peterz@infradead•org, rob@landley•net,
senozhatsky@chromium•org, sfr@canb•auug.org.au,
umgwanakikbuti@gmail•com, will@kernel•org
Subject: Re: [PATCH 1/1] futex: Wireup futex_waitv syscall
Date: Thu, 25 Nov 2021 10:07:23 +1100 [thread overview]
Message-ID: <87lf1dp2z8.fsf@mpe.ellerman.id.au> (raw)
In-Reply-To: <20211124132112.11641-1-andrealmeid@collabora.com>
André Almeida <andrealmeid@collabora•com> writes:
> diff --git a/arch/powerpc/kernel/syscalls/syscall.tbl b/arch/powerpc/kernel/syscalls/syscall.tbl
> index 7bef917cc84e..15109af9d075 100644
> --- a/arch/powerpc/kernel/syscalls/syscall.tbl
> +++ b/arch/powerpc/kernel/syscalls/syscall.tbl
> @@ -528,3 +528,4 @@
> 446 common landlock_restrict_self sys_landlock_restrict_self
> # 447 reserved for memfd_secret
> 448 common process_mrelease sys_process_mrelease
> +449 common futex_waitv sys_futex_waitv
Tested-by: Michael Ellerman <mpe@ellerman•id.au> (powerpc)
The selftest doesn't build with old headers, I needed this:
diff --git a/tools/testing/selftests/futex/include/futex2test.h b/tools/testing/selftests/futex/include/futex2test.h
index 9d305520e849..e6422321e9d0 100644
--- a/tools/testing/selftests/futex/include/futex2test.h
+++ b/tools/testing/selftests/futex/include/futex2test.h
@@ -8,6 +8,10 @@
#define u64_to_ptr(x) ((void *)(uintptr_t)(x))
+#ifndef __NR_futex_waitv
+#define __NR_futex_waitv 449
+#endif
+
/**
* futex_waitv - Wait at multiple futexes, wake on any
* @waiters: Array of waiters
cheers
next prev parent reply other threads:[~2021-11-24 23:07 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-11-23 11:38 spinlock.c:306:9: error: implicit declaration of function '__raw_write_lock_nested' Naresh Kamboju
2021-11-23 13:19 ` Arnd Bergmann
2021-11-23 14:48 ` Geert Uytterhoeven
2021-11-23 14:50 ` Sebastian Andrzej Siewior
2021-11-23 16:07 ` [PATCH] locking: Fixup write_lock_nested() implementation Sebastian Andrzej Siewior
2021-11-23 17:01 ` [PATCH v2] " Sebastian Andrzej Siewior
2021-11-23 22:52 ` Stephen Rothwell
2021-11-24 10:01 ` spinlock.c:306:9: error: implicit declaration of function '__raw_write_lock_nested' Rob Landley
2021-11-24 10:43 ` Arnd Bergmann
2021-11-24 7:31 ` Rob Landley
2021-11-24 7:49 ` Arnd Bergmann
2021-11-24 13:15 ` André Almeida
2021-11-24 14:21 ` Arnd Bergmann
2021-11-24 13:21 ` [PATCH 1/1] futex: Wireup futex_waitv syscall André Almeida
2021-11-24 13:49 ` Geert Uytterhoeven
2021-11-24 14:29 ` Arnd Bergmann
2021-11-24 15:56 ` André Almeida
2021-11-24 23:18 ` Thomas Gleixner
2021-11-24 17:23 ` Max Filippov
2021-11-24 23:07 ` Michael Ellerman [this message]
2021-11-24 23:38 ` spinlock.c:306:9: error: implicit declaration of function '__raw_write_lock_nested' Rob Landley
2021-11-25 7:25 ` Arnd Bergmann
2021-11-25 12:10 ` Rob Landley
2021-11-26 23:51 ` Stafford Horne
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