Re: [PATCH v2 3/9] sparc/sparc64: allocate sys_membarrier system call number
From: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Date: 2015-09-16 15:06:06
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lkml, sparclinux
----- On Sep 7, 2015, at 12:15 PM, Mathieu Desnoyers mathieu.desnoyers@efficios.com wrote:
Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com> Acked-by: "David S. Miller" <davem@davemloft.net> CC: Andrew Morton <akpm@linux-foundation.org> CC: linux-api@vger.kernel.org CC: sparclinux@vger.kernel.org
Hi, FYI, sys_membarrier has been merged upstream in Linux 4.3-rc1. Feel free to wire up this system call on sparc. Thanks! Mathieu
quoted hunk ↗ jump to hunk
--- arch/sparc/include/uapi/asm/unistd.h | 3 ++- arch/sparc/kernel/systbls_32.S | 2 +- arch/sparc/kernel/systbls_64.S | 4 ++-- 3 files changed, 5 insertions(+), 4 deletions(-)diff --git a/arch/sparc/include/uapi/asm/unistd.hb/arch/sparc/include/uapi/asm/unistd.h index 6f35f4d..efe9479 100644--- a/arch/sparc/include/uapi/asm/unistd.h +++ b/arch/sparc/include/uapi/asm/unistd.h@@ -416,8 +416,9 @@#define __NR_memfd_create 348 #define __NR_bpf 349 #define __NR_execveat 350 +#define __NR_membarrier 351 -#define NR_syscalls 351 +#define NR_syscalls 352 /* Bitmask values returned from kern_features system call. */ #define KERN_FEATURE_MIXED_MODE_STACK 0x00000001diff --git a/arch/sparc/kernel/systbls_32.S b/arch/sparc/kernel/systbls_32.S index e31a905..cc23b62 100644 --- a/arch/sparc/kernel/systbls_32.S +++ b/arch/sparc/kernel/systbls_32.S@@ -87,4 +87,4 @@ sys_call_table:/*335*/ .long sys_syncfs, sys_sendmmsg, sys_setns, sys_process_vm_readv, sys_process_vm_writev /*340*/ .long sys_ni_syscall, sys_kcmp, sys_finit_module, sys_sched_setattr, sys_sched_getattr /*345*/ .long sys_renameat2, sys_seccomp, sys_getrandom, sys_memfd_create, sys_bpf -/*350*/ .long sys_execveat +/*350*/ .long sys_execveat, sys_membarrierdiff --git a/arch/sparc/kernel/systbls_64.S b/arch/sparc/kernel/systbls_64.S index d72f76a..f229468 100644 --- a/arch/sparc/kernel/systbls_64.S +++ b/arch/sparc/kernel/systbls_64.S@@ -88,7 +88,7 @@ sys_call_table32:.word sys_syncfs, compat_sys_sendmmsg, sys_setns, compat_sys_process_vm_readv, compat_sys_process_vm_writev /*340*/ .word sys_kern_features, sys_kcmp, sys_finit_module, sys_sched_setattr, sys_sched_getattr .word sys32_renameat2, sys_seccomp, sys_getrandom, sys_memfd_create, sys_bpf -/*350*/ .word sys32_execveat +/*350*/ .word sys32_execveat, sys_membarrier #endif /* CONFIG_COMPAT */@@ -168,4 +168,4 @@ sys_call_table:.word sys_syncfs, sys_sendmmsg, sys_setns, sys_process_vm_readv, sys_process_vm_writev /*340*/ .word sys_kern_features, sys_kcmp, sys_finit_module, sys_sched_setattr, sys_sched_getattr .word sys_renameat2, sys_seccomp, sys_getrandom, sys_memfd_create, sys_bpf -/*350*/ .word sys64_execveat +/*350*/ .word sys64_execveat, sys_membarrier -- 1.9.1
-- Mathieu Desnoyers EfficiOS Inc. http://www.efficios.com