Re: [RFC PATCH v2 8/9] ia64: allocate sys_membarrier system call number
From: Mathieu Desnoyers <hidden>
Date: 2015-09-16 15:19:23
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----- On Sep 7, 2015, at 12:15 PM, Mathieu Desnoyers mathieu.desnoyers-vg+e7yoeK/dWk0Htik3J/w@public.gmane.org wrote:
[ Untested on this architecture. To try it out: fetch linux-next/akpm, apply this patch, build/run a membarrier-enabled kernel, and do make kselftest. ]
Hi, sys_membarrier has been merged into Linux 4.3-rc1. It can therefore be tested on top of Linus' master. Thanks, Mathieu
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Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers-vg+e7yoeK/dWk0Htik3J/w@public.gmane.org> CC: Andrew Morton <akpm-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org> CC: linux-api-u79uwXL29TY76Z2rM5mHXA@public.gmane.org CC: Tony Luck <redacted> CC: Fenghua Yu <redacted> CC: linux-ia64-u79uwXL29TY76Z2rM5mHXA@public.gmane.org --- arch/ia64/include/asm/unistd.h | 2 +- arch/ia64/include/uapi/asm/unistd.h | 1 + arch/ia64/kernel/entry.S | 1 + 3 files changed, 3 insertions(+), 1 deletion(-)diff --git a/arch/ia64/include/asm/unistd.h b/arch/ia64/include/asm/unistd.h index 95c39b9..1d54e17 100644 --- a/arch/ia64/include/asm/unistd.h +++ b/arch/ia64/include/asm/unistd.h@@ -11,7 +11,7 @@ -#define NR_syscalls 319 /* length of syscall table */ +#define NR_syscalls 320 /* length of syscall table *//* * The following defines stop scripts/checksyscalls.sh from complaining aboutdiff --git a/arch/ia64/include/uapi/asm/unistd.hb/arch/ia64/include/uapi/asm/unistd.h index 4610795..b7aae55 100644--- a/arch/ia64/include/uapi/asm/unistd.h +++ b/arch/ia64/include/uapi/asm/unistd.h@@ -332,5 +332,6 @@#define __NR_memfd_create 1340 #define __NR_bpf 1341 #define __NR_execveat 1342 +#define __NR_membarrier 1343 #endif /* _UAPI_ASM_IA64_UNISTD_H */diff --git a/arch/ia64/kernel/entry.S b/arch/ia64/kernel/entry.S index ae0de7b..1ce01f9 100644 --- a/arch/ia64/kernel/entry.S +++ b/arch/ia64/kernel/entry.S@@ -1768,5 +1768,6 @@ sys_call_table:data8 sys_memfd_create // 1340 data8 sys_bpf data8 sys_execveat + data8 sys_membarrier .org sys_call_table + 8*NR_syscalls // guard against failures to increase NR_syscalls -- 1.9.1
-- Mathieu Desnoyers EfficiOS Inc. http://www.efficios.com