From: Steven Rostedt <rostedt@goodmis.org>
To: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>
Cc: Ingo Molnar <mingo@redhat.com>,
linux-kernel@vger.kernel.org, Ingo Molnar <mingo@kernel.org>,
"Frank Ch. Eigler" <fche@redhat.com>,
systemtap@sourceware.org, yrl.pp-manager.tt@hitachi.com
Subject: Re: [PATCH -tip ] [BUGFIX] kprobes: Fix arch_prepare_kprobe to handle copy insn failures
Date: Thu, 06 Jun 2013 17:06:46 -0400 [thread overview]
Message-ID: <1370552806.9844.50.camel@gandalf.local.home> (raw)
In-Reply-To: <20130605031216.15285.2001.stgit@mhiramat-M0-7522>
On Wed, 2013-06-05 at 12:12 +0900, Masami Hiramatsu wrote:
> Fix arch_prepare_kprobe() to handle failures in copy instruction
> correctly. This fix is related to the previous fix: 8101376
> which made __copy_instruction return an error result if failed,
> but caller site was not updated to handle it. Thus, this is the
> other half of the bugfix.
>
> This fix is also related to the following bug-report:
>
> https://bugzilla.redhat.com/show_bug.cgi?id=910649
>
> Signed-off-by: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>
> Cc: Frank Ch. Eigler <fche@redhat.com>
> Cc: Steven Rostedt <rostedt@goodmis.org>
Acked-by: Steven Rostedt <rostedt@goodmis.org>
-- Steve
> Cc: Ingo Molnar <mingo@kernel.org>
> ---
> arch/x86/kernel/kprobes/core.c | 14 ++++++++++----
> 1 file changed, 10 insertions(+), 4 deletions(-)
>
next prev parent reply other threads:[~2013-06-06 21:06 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-06-05 3:12 [PATCH -tip ] [BUGFIX] kprobes: Fix arch_prepare_kprobe to handle copy insn failures Masami Hiramatsu
2013-06-06 21:06 ` Steven Rostedt [this message]
2013-06-07 21:18 ` Jonathan Lebon
2013-06-20 14:48 ` [tip:perf/urgent] " tip-bot for Masami Hiramatsu
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