From: Gilles Chanteperdrix <gilles.chanteperdrix@xenomai.org>
To: Xenomai core <Xenomai-core@domain.hid>,
Jan Kiszka <jan.kiszka@domain.hid>
Subject: Re: [Xenomai-core] [Xenomai-git] Jan Kiszka : nucleus: Fix race between gatekeeper and thread deletion
Date: Mon, 11 Jul 2011 20:53:14 +0200 [thread overview]
Message-ID: <4E1B469A.8000703@domain.hid> (raw)
In-Reply-To: <E1QfDvt-0003TN-G7@domain.hid>
On 07/08/2011 06:29 PM, GIT version control wrote:
> @@ -2528,6 +2534,22 @@ static inline void do_taskexit_event(struct task_struct *p)
> magic = xnthread_get_magic(thread);
>
> xnlock_get_irqsave(&nklock, s);
> +
> + gksched = thread->gksched;
> + if (gksched) {
> + xnlock_put_irqrestore(&nklock, s);
Are we sure irqs are on here? Are you sure that what is needed is not an
xnlock_clear_irqon? Furthermore, I do not understand how we
"synchronize" with the gatekeeper, how is the gatekeeper garanteed to
wait for this assignment?
--
Gilles.
next parent reply other threads:[~2011-07-11 18:53 UTC|newest]
Thread overview: 44+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <E1QfDvt-0003TN-G7@domain.hid>
2011-07-11 18:53 ` Gilles Chanteperdrix [this message]
2011-07-11 19:10 ` [Xenomai-core] [Xenomai-git] Jan Kiszka : nucleus: Fix race between gatekeeper and thread deletion Jan Kiszka
2011-07-11 19:16 ` Jan Kiszka
2011-07-11 19:51 ` Gilles Chanteperdrix
2011-07-11 19:59 ` Jan Kiszka
2011-07-11 20:02 ` Gilles Chanteperdrix
2011-07-11 20:06 ` Jan Kiszka
2011-07-11 20:09 ` Gilles Chanteperdrix
2011-07-11 20:12 ` Jan Kiszka
2011-07-12 6:41 ` Gilles Chanteperdrix
2011-07-12 7:22 ` Jan Kiszka
2011-07-12 7:49 ` Gilles Chanteperdrix
2011-07-12 10:59 ` Gilles Chanteperdrix
2011-07-12 11:00 ` Jan Kiszka
2011-07-12 11:04 ` Gilles Chanteperdrix
2011-07-12 11:06 ` Jan Kiszka
2011-07-12 11:08 ` Gilles Chanteperdrix
2011-07-12 11:10 ` Jan Kiszka
2011-07-12 11:26 ` Gilles Chanteperdrix
2011-07-12 11:29 ` Jan Kiszka
2011-07-12 11:41 ` Gilles Chanteperdrix
2011-07-12 11:56 ` Jan Kiszka
2011-07-12 11:58 ` Jan Kiszka
2011-07-12 12:06 ` Gilles Chanteperdrix
2011-07-12 12:13 ` Jan Kiszka
2011-07-12 12:57 ` Jan Kiszka
2011-07-12 15:48 ` Philippe Gerum
2011-07-12 16:18 ` Jan Kiszka
2011-07-12 17:31 ` Gilles Chanteperdrix
2011-07-12 17:34 ` Jan Kiszka
2011-07-12 17:38 ` Gilles Chanteperdrix
2011-07-12 17:43 ` Jan Kiszka
2011-07-13 18:39 ` Gilles Chanteperdrix
2011-07-13 19:04 ` Jan Kiszka
2011-07-13 19:12 ` Gilles Chanteperdrix
2011-07-14 20:57 ` Jan Kiszka
2011-07-15 12:30 ` Gilles Chanteperdrix
2011-07-15 13:10 ` Jan Kiszka
2011-07-16 8:13 ` Jan Kiszka
2011-07-16 8:52 ` Philippe Gerum
2011-07-16 9:15 ` Jan Kiszka
2011-07-16 9:56 ` Philippe Gerum
2011-07-16 17:16 ` Jan Kiszka
2011-07-13 19:35 ` Philippe Gerum
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