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Message-Id: <1441642556-30972-2-git-send-email-mathieu.desnoyers@efficios.com> Date: Mon, 7 Sep 2015 12:15:48 -0400 From: Mathieu Desnoyers <mathieu.desnoyers@...icios.com> To: Andrew Morton <akpm@...ux-foundation.org>, linux-api@...r.kernel.org Cc: linux-kernel@...r.kernel.org, Mathieu Desnoyers <mathieu.desnoyers@...icios.com>, Benjamin Herrenschmidt <benh@...nel.crashing.org>, Paul Mackerras <paulus@...ba.org>, Michael Ellerman <mpe@...erman.id.au>, linuxppc-dev@...ts.ozlabs.org Subject: [PATCH v2 1/9] [picked] powerpc: allocate sys_membarrier system call number Allow it to be used from SPU, since it should not have unwanted side-effects. [ Picked-by: Michael Ellerman <mpe@...erman.id.au> ] Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@...icios.com> CC: Andrew Morton <akpm@...ux-foundation.org> CC: linux-api@...r.kernel.org CC: Benjamin Herrenschmidt <benh@...nel.crashing.org> CC: Paul Mackerras <paulus@...ba.org> CC: Michael Ellerman <mpe@...erman.id.au> CC: linuxppc-dev@...ts.ozlabs.org --- arch/powerpc/include/asm/systbl.h | 1 + arch/powerpc/include/asm/unistd.h | 2 +- arch/powerpc/include/uapi/asm/unistd.h | 1 + 3 files changed, 3 insertions(+), 1 deletion(-) diff --git a/arch/powerpc/include/asm/systbl.h b/arch/powerpc/include/asm/systbl.h index 4d65499..126d0c4 100644 --- a/arch/powerpc/include/asm/systbl.h +++ b/arch/powerpc/include/asm/systbl.h @@ -369,3 +369,4 @@ SYSCALL_SPU(bpf) COMPAT_SYS(execveat) PPC64ONLY(switch_endian) SYSCALL_SPU(userfaultfd) +SYSCALL_SPU(membarrier) diff --git a/arch/powerpc/include/asm/unistd.h b/arch/powerpc/include/asm/unistd.h index 4a055b6..13411be 100644 --- a/arch/powerpc/include/asm/unistd.h +++ b/arch/powerpc/include/asm/unistd.h @@ -12,7 +12,7 @@ #include <uapi/asm/unistd.h> -#define __NR_syscalls 365 +#define __NR_syscalls 366 #define __NR__exit __NR_exit #define NR_syscalls __NR_syscalls diff --git a/arch/powerpc/include/uapi/asm/unistd.h b/arch/powerpc/include/uapi/asm/unistd.h index 6ad58d4..6337738 100644 --- a/arch/powerpc/include/uapi/asm/unistd.h +++ b/arch/powerpc/include/uapi/asm/unistd.h @@ -387,5 +387,6 @@ #define __NR_execveat 362 #define __NR_switch_endian 363 #define __NR_userfaultfd 364 +#define __NR_membarrier 365 #endif /* _UAPI_ASM_POWERPC_UNISTD_H_ */ -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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