From patchwork Mon Sep 7 16:15:48 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mathieu Desnoyers X-Patchwork-Id: 515223 Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Received: from lists.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 00B10140281 for ; Tue, 8 Sep 2015 02:17:43 +1000 (AEST) Received: from lists.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3]) by lists.ozlabs.org (Postfix) with ESMTP id D8DAC1A2B39 for ; Tue, 8 Sep 2015 02:17:42 +1000 (AEST) X-Original-To: linuxppc-dev@lists.ozlabs.org Delivered-To: linuxppc-dev@lists.ozlabs.org Received: from mail.efficios.com (mail.efficios.com [78.47.125.74]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id D05961A2A91 for ; Tue, 8 Sep 2015 02:16:35 +1000 (AEST) Received: from localhost (localhost.localdomain [127.0.0.1]) by mail.efficios.com (Postfix) with ESMTP id 44D1134059A; Mon, 7 Sep 2015 16:16:33 +0000 (UTC) Received: from mail.efficios.com ([127.0.0.1]) by localhost (evm-mail-1.efficios.com [127.0.0.1]) (amavisd-new, port 10032) with ESMTP id hsiaITdrOK0o; Mon, 7 Sep 2015 16:16:22 +0000 (UTC) Received: from localhost (localhost.localdomain [127.0.0.1]) by mail.efficios.com (Postfix) with ESMTP id CFE8F34059C; Mon, 7 Sep 2015 16:16:22 +0000 (UTC) X-Virus-Scanned: amavisd-new at efficios.com Received: from mail.efficios.com ([127.0.0.1]) by localhost (evm-mail-1.efficios.com [127.0.0.1]) (amavisd-new, port 10026) with ESMTP id 6BgUTMsWtNwD; Mon, 7 Sep 2015 16:16:22 +0000 (UTC) Received: from thinkos.etherlink (cable-192.222.213.99.electronicbox.net [192.222.213.99]) by mail.efficios.com (Postfix) with ESMTPSA id 9D0DE34059B; Mon, 7 Sep 2015 16:16:20 +0000 (UTC) From: Mathieu Desnoyers To: Andrew Morton , linux-api@vger.kernel.org Subject: [PATCH v2 1/9] [picked] powerpc: allocate sys_membarrier system call number Date: Mon, 7 Sep 2015 12:15:48 -0400 Message-Id: <1441642556-30972-2-git-send-email-mathieu.desnoyers@efficios.com> X-Mailer: git-send-email 2.1.4 In-Reply-To: <1441642556-30972-1-git-send-email-mathieu.desnoyers@efficios.com> References: <1441642556-30972-1-git-send-email-mathieu.desnoyers@efficios.com> X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-kernel@vger.kernel.org, Mathieu Desnoyers , Paul Mackerras , linuxppc-dev@lists.ozlabs.org MIME-Version: 1.0 Errors-To: linuxppc-dev-bounces+patchwork-incoming=ozlabs.org@lists.ozlabs.org Sender: "Linuxppc-dev" Allow it to be used from SPU, since it should not have unwanted side-effects. [ Picked-by: Michael Ellerman ] Signed-off-by: Mathieu Desnoyers CC: Andrew Morton CC: linux-api@vger.kernel.org CC: Benjamin Herrenschmidt CC: Paul Mackerras CC: Michael Ellerman CC: linuxppc-dev@lists.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 -#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_ */