Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752860AbZKEFi3 (ORCPT ); Thu, 5 Nov 2009 00:38:29 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1750775AbZKEFi3 (ORCPT ); Thu, 5 Nov 2009 00:38:29 -0500 Received: from e3.ny.us.ibm.com ([32.97.182.143]:45753 "EHLO e3.ny.us.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750754AbZKEFi2 (ORCPT ); Thu, 5 Nov 2009 00:38:28 -0500 Date: Wed, 4 Nov 2009 21:39:24 -0800 From: Sukadev Bhattiprolu To: linux-kernel@vger.kernel.org Cc: arnd@arndb.de, Containers , "Eric W. Biederman" , hpa@zytor.com, Alexey Dobriyan , roland@redhat.com, Pavel Emelyanov , serue@us.ibm.com, Oren Laadan Subject: [v11][PATCH 5/9] Add target_pids parameter to copy_process() Message-ID: <20091105053924.GE16142@us.ibm.com> References: <20091105053053.GA11289@us.ibm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20091105053053.GA11289@us.ibm.com> X-Operating-System: Linux 2.0.32 on an i486 User-Agent: Mutt/1.5.18 (2008-05-17) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2177 Lines: 66 From: Sukadev Bhattiprolu Subject: [v11][PATCH 5/9] Add target_pids parameter to copy_process() Add a 'target_pids' parameter to copy_process(). The new parameter will be used in a follow-on patch when clone_with_pids() is implemented. Signed-off-by: Sukadev Bhattiprolu Acked-by: Serge Hallyn Reviewed-by: Oren Laadan --- kernel/fork.c | 7 ++++--- 1 files changed, 4 insertions(+), 3 deletions(-) diff --git a/kernel/fork.c b/kernel/fork.c index 3f1dddf..c8a06de 100644 --- a/kernel/fork.c +++ b/kernel/fork.c @@ -975,12 +975,12 @@ static struct task_struct *copy_process(unsigned long clone_flags, unsigned long stack_size, int __user *child_tidptr, struct pid *pid, + pid_t *target_pids, int trace) { int retval; struct task_struct *p; int cgroup_callbacks_done = 0; - pid_t *target_pids = NULL; if ((clone_flags & (CLONE_NEWNS|CLONE_FS)) == (CLONE_NEWNS|CLONE_FS)) return ERR_PTR(-EINVAL); @@ -1361,7 +1361,7 @@ struct task_struct * __cpuinit fork_idle(int cpu) struct pt_regs regs; task = copy_process(CLONE_VM, 0, idle_regs(®s), 0, NULL, - &init_struct_pid, 0); + &init_struct_pid, NULL, 0); if (!IS_ERR(task)) init_idle(task, cpu); @@ -1384,6 +1384,7 @@ long do_fork(unsigned long clone_flags, struct task_struct *p; int trace = 0; long nr; + pid_t *target_pids = NULL; /* * Do some preliminary argument and permissions checking before we @@ -1424,7 +1425,7 @@ long do_fork(unsigned long clone_flags, trace = tracehook_prepare_clone(clone_flags); p = copy_process(clone_flags, stack_start, regs, stack_size, - child_tidptr, NULL, trace); + child_tidptr, NULL, target_pids, trace); /* * Do this prior waking up the new thread - the thread pointer * might get invalid after that point, if the thread exits quickly. -- 1.6.0.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/