From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932895AbeCOTLM (ORCPT ); Thu, 15 Mar 2018 15:11:12 -0400 Received: from isilmar-4.linta.de ([136.243.71.142]:36228 "EHLO isilmar-4.linta.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932647AbeCOTGW (ORCPT ); Thu, 15 Mar 2018 15:06:22 -0400 From: Dominik Brodowski To: linux-kernel@vger.kernel.org, torvalds@linux-foundation.org, viro@zeniv.linux.org.uk Cc: luto@kernel.org, mingo@kernel.org, akpm@linux-foundation.org, arnd@arndb.de Subject: [PATCH v2 04/36] kernel: add do_getpgid() helper; remove internal call to sys_getpgid() Date: Thu, 15 Mar 2018 20:04:57 +0100 Message-Id: <20180315190529.20943-5-linux@dominikbrodowski.net> X-Mailer: git-send-email 2.16.2 In-Reply-To: <20180315190529.20943-1-linux@dominikbrodowski.net> References: <20180315190529.20943-1-linux@dominikbrodowski.net> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Using the do_getpgid() helper removes an in-kernel call to the sys_getpgid() syscall. Cc: Al Viro Signed-off-by: Dominik Brodowski --- kernel/sys.c | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) diff --git a/kernel/sys.c b/kernel/sys.c index f2289de20e19..ebb138b841c8 100644 --- a/kernel/sys.c +++ b/kernel/sys.c @@ -1027,7 +1027,7 @@ SYSCALL_DEFINE2(setpgid, pid_t, pid, pid_t, pgid) return err; } -SYSCALL_DEFINE1(getpgid, pid_t, pid) +static int do_getpgid(pid_t pid) { struct task_struct *p; struct pid *grp; @@ -1055,11 +1055,16 @@ SYSCALL_DEFINE1(getpgid, pid_t, pid) return retval; } +SYSCALL_DEFINE1(getpgid, pid_t, pid) +{ + return do_getpgid(pid); +} + #ifdef __ARCH_WANT_SYS_GETPGRP SYSCALL_DEFINE0(getpgrp) { - return sys_getpgid(0); + return do_getpgid(0); } #endif -- 2.16.2