linux-kernel - Re: [RFC][PATCH 02/11] sched: SCHED

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <1271182938.4807.1880.camel@twins>
Date:	Tue, 13 Apr 2010 20:22:18 +0200
From:	Peter Zijlstra <peterz@...radead.org>
To:	Raistlin <raistlin@...ux.it>
Cc:	Ingo Molnar <mingo@...e.hu>, Thomas Gleixner <tglx@...utronix.de>,
	Steven Rostedt <rostedt@...dmis.org>,
	Chris Friesen <cfriesen@...tel.com>,
	Frederic Weisbecker <fweisbec@...il.com>,
	Darren Hart <darren@...art.com>,
	Henrik Austad <henrik@...tad.us>,
	Johan Eker <johan.eker@...csson.com>,
	"p.faure" <p.faure@...tech.ch>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	Claudio Scordino <claudio@...dence.eu.com>,
	michael trimarchi <trimarchi@...is.sssup.it>,
	Fabio Checconi <fabio@...dalf.sssup.it>,
	Tommaso Cucinotta <t.cucinotta@...up.it>,
	Juri Lelli <juri.lelli@...il.com>,
	Nicola Manica <nicola.manica@...il.com>,
	Luca Abeni <luca.abeni@...tn.it>
Subject: Re: [RFC][PATCH 02/11] sched: SCHED_DEADLINE policy implementation.

On Sun, 2010-02-28 at 20:17 +0100, Raistlin wrote:
> +++ b/kernel/fork.c
> @@ -937,6 +937,16 @@ SYSCALL_DEFINE1(set_tid_address, int __user *, tidptr)
>         return task_pid_vnr(current);
>  }
>  
> +static void init_task_dl_entity(struct task_struct *p)
> +{
> +       RB_CLEAR_NODE(&p->dl.rb_node);
> +       hrtimer_init(&p->dl.dl_timer, CLOCK_MONOTONIC, HRTIMER_MODE_REL);
> +
> +       p->dl.dl_runtime = p->dl.runtime = 0;
> +       p->dl.dl_deadline = p->dl.deadline = 0;
> +       p->dl.flags = 0;
> +}
> +
>  static void rt_mutex_init_task(struct task_struct *p)
>  {
>         raw_spin_lock_init(&p->pi_lock);
> @@ -1025,6 +1035,8 @@ static struct task_struct *copy_process(unsigned long clone_flags,
>  
>         ftrace_graph_init_task(p);
>  
> +       init_task_dl_entity(p);
> +
>         rt_mutex_init_task(p);
>  

Why doesn't that live in/use sched_fork()?
--
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/