From: Petr Mladek <pmladek@suse.com>
To: Steven Rostedt <rostedt@goodmis.org>
Cc: Ingo Molnar <mingo@redhat.com>,
Frederic Weisbecker <fweisbec@gmail.com>,
Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>,
Jiri Kosina <jkosina@suse.cz>,
linux-kernel@vger.kernel.org, x86@kernel.org
Subject: Re: [PATCH 0/4] ftrace: One more check on x86 and some small fixes
Date: Wed, 29 Jun 2016 10:22:49 +0200 [thread overview]
Message-ID: <20160629082249.GB3238@pathway.suse.cz> (raw)
In-Reply-To: <20160628151756.5ff5b24f@gandalf.local.home>
On Tue 2016-06-28 15:17:56, Steven Rostedt wrote:
> On Mon, 27 Jun 2016 15:54:33 +0200
> Petr Mladek <pmladek@suse.com> wrote:
>
> > 1st patch adds one more paranoid check of the modified function on x86.
> >
> > Plus there are 3 small changes that appeared when hunting down
> > the 1st patch.
> >
> > Petr Mladek (4):
> > ftrace/x86: Make sure to modify 5-bite instructions
> > ftrace/x86: Do not crash when reading wrong ftrace func
>
> The first two are mostly just "detect error, when it happens again"
> chanes.
Yup.
> > ftrace: Always destroy trampoline when shutting down the trace
> > ftrace: Fixup trace_selftest_ops()
>
> These two seem to fix real bugs. I'm thinking they should go in now and
> be backported via stable.
>
> Thoughts?
Makes sense. Should I do anything, please?
Best Regards,
Petr
prev parent reply other threads:[~2016-06-29 8:22 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-06-27 13:54 Petr Mladek
2016-06-27 13:54 ` [PATCH 1/4] ftrace/x86: Make sure to modify 5-bite instructions Petr Mladek
2016-06-27 13:54 ` [PATCH 2/4] ftrace/x86: Do not crash when reading wrong ftrace func Petr Mladek
2016-06-27 14:48 ` Steven Rostedt
2016-06-28 10:00 ` Petr Mladek
2016-06-27 13:54 ` [PATCH 3/4] ftrace: Always destroy trampoline when shutting down the trace Petr Mladek
2016-06-27 13:54 ` [PATCH 4/4] ftrace: Fixup trace_selftest_ops() Petr Mladek
2016-06-28 5:22 ` [PATCH 0/4] ftrace: One more check on x86 and some small fixes Namhyung Kim
2016-06-28 19:17 ` Steven Rostedt
2016-06-29 8:22 ` Petr Mladek [this message]
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