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From: Steven Rostedt <rostedt@goodmis.org>
To: Ingo Molnar <mingo@kernel.org>
Cc: Petr Mladek <pmladek@suse.cz>,
	Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>,
	"David S. Miller" <davem@davemloft.net>,
	Anil S Keshavamurthy <anil.s.keshavamurthy@intel.com>,
	Ananth NMavinakayanahalli <ananth@in.ibm.com>,
	Frederic Weisbecker <fweisbec@gmail.com>,
	Ingo Molnar <mingo@redhat.com>, Jiri Kosina <jkosina@suse.cz>,
	linux-kernel@vger.kernel.org,
	"Paul E. McKenney" <paulmck@linux.vnet.ibm.com>
Subject: Re: [PATCH v3] kprobes: Disable Kprobe when ftrace arming fails
Date: Mon, 23 Mar 2015 09:58:53 -0400	[thread overview]
Message-ID: <20150323095853.56eae095@gandalf.local.home> (raw)
In-Reply-To: <20150323135306.GA25233@gmail.com>

On Mon, 23 Mar 2015 14:53:06 +0100
Ingo Molnar <mingo@kernel.org> wrote:


> > I think it has to do with their RCU like patching functionality, 
> > where some tasks are still executing the old function and others are 
> > executing the new function. [...]
> 
> That would be the 'function with pending patch' state in my 
> description above.

That could be considered a bit confusing too, because the patch isn't
pending, it's already applied. But this is getting off topic, as the
code for this isn't even in mainline yet, so I agree that the use of
terminology that has not been upstreamed yet should be avoided.

-- Steve

  reply	other threads:[~2015-03-23 13:58 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-03-20 14:02 [PATCH v3] kprobes: Disable Kprobe when ftrace arming fails Petr Mladek
2015-03-23  8:54 ` Ingo Molnar
2015-03-23 10:12   ` Petr Mladek
2015-03-23 10:33     ` Ingo Molnar
2015-03-23 12:39       ` Petr Mladek
2015-03-23 13:30         ` Steven Rostedt
2015-03-23 13:34           ` Ingo Molnar
2015-03-23 13:43             ` Steven Rostedt
2015-03-23 13:53               ` Ingo Molnar
2015-03-23 13:58                 ` Steven Rostedt [this message]
2015-03-23 16:38                   ` Petr Mladek
2015-03-23 16:43               ` Paul E. McKenney
2015-03-23 23:32                 ` Jiri Kosina
2015-03-23 22:36             ` Jiri Kosina
2015-03-24  7:59               ` Petr Mladek
2015-03-24 13:36                 ` Steven Rostedt

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