From: Andi Kleen <andi@firstfloor.org>
To: Thomas Gleixner <tglx@linutronix.de>
Cc: Andi Kleen <andi@firstfloor.org>,
jbaron@redhat.com, rostedt@goodmis.com,
linux-kernel@vger.kernel.org, mingo@elte.hu,
mathieu.desnoyers@polymtl.ca, hpa@zytor.com, roland@redhat.com,
rth@redhat.com, mhiramat@redhat.com, fweisbec@gmail.com,
avi@redhat.com, davem@davemloft.net, vgoyal@redhat.com,
sam@ravnborg.org, tony@bakeyournoodle.com,
Andi Kleen <ak@linux.intel.com>
Subject: Re: [PATCH 1/2] Add for_each_module iterator function
Date: Wed, 22 Sep 2010 14:52:02 +0200 [thread overview]
Message-ID: <20100922125202.GC5766@basil.fritz.box> (raw)
In-Reply-To: <alpine.LFD.2.00.1009221424590.2416@localhost6.localdomain6>
> > +void for_each_module(void (*op)(struct module *, void *arg), void *arg)
> > +{
> > + struct module *mod;
> > +
> > + preempt_disable();
>
> That wants rcu_read_lock()
Thanks. It was wrong anyways for the intended use case,
switched to module_mutex now.
BTW I think i copied this from somewhere else in module.c
Probably should be fixed there too.
-Andi
--
ak@linux.intel.com -- Speaking for myself only.
next prev parent reply other threads:[~2010-09-22 12:52 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-09-22 10:08 [PATCH 1/2] Add for_each_module iterator function Andi Kleen
2010-09-22 10:08 ` [PATCH 2/2] Rewrite jump_label.c to use binary search Andi Kleen
2010-09-22 11:31 ` Mathieu Desnoyers
2010-09-22 11:56 ` Andi Kleen
2010-09-22 12:04 ` Andi Kleen
2010-09-22 15:02 ` Mathieu Desnoyers
2010-09-22 15:07 ` Mathieu Desnoyers
2010-09-22 15:43 ` Jason Baron
2010-09-22 15:28 ` Jason Baron
2010-09-22 19:19 ` Mathieu Desnoyers
2010-09-22 13:46 ` Jason Baron
2010-09-22 18:14 ` Jason Baron
2010-09-22 11:57 ` Frederic Weisbecker
2010-09-22 16:12 ` H. Peter Anvin
2010-09-22 19:43 ` Mathieu Desnoyers
2010-09-22 20:06 ` H. Peter Anvin
2010-09-22 20:41 ` Mathieu Desnoyers
2010-09-22 20:54 ` H. Peter Anvin
2010-09-22 12:25 ` [PATCH 1/2] Add for_each_module iterator function Thomas Gleixner
2010-09-22 12:52 ` Andi Kleen [this message]
2010-09-22 14:03 ` Mathieu Desnoyers
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