From: "H. Peter Anvin" <hpa@zytor.com>
To: Ingo Molnar <mingo@elte.hu>
Cc: Steven Rostedt <rostedt@goodmis.org>,
linux-kernel@vger.kernel.org,
Andrew Morton <akpm@linux-foundation.org>,
Jason Baron <jbaron@redhat.com>,
Frederic Weisbecker <fweisbec@gmail.com>
Subject: Re: [PATCH 0/5 v2] [GIT PULL] x86/jump label: Paranoid checks and 2 or 5 byte nops
Date: Thu, 02 Feb 2012 06:10:40 -0800 [thread overview]
Message-ID: <4F2A9960.2090500@zytor.com> (raw)
In-Reply-To: <20120202135154.GA10315@elte.hu>
On 02/02/2012 05:51 AM, Ingo Molnar wrote:
> [ 0.000000] Unexpected op at enqueue_task_fair+0xab/0x1fb [ffffffff81078a8d] (0f 1f 44 00 00) arch/x86/kernel/jump_label.c:74
So this is presumably the expected NOP... what was it expecting instead?
-hpa
--
H. Peter Anvin, Intel Open Source Technology Center
I work for Intel. I don't speak on their behalf.
next prev parent reply other threads:[~2012-02-02 14:11 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-01-28 16:09 [PATCH 0/5 v2] [GIT PULL] x86/jump label: Paranoid checks and 2 or 5 byte nops Steven Rostedt
2012-01-28 16:09 ` [PATCH 1/5 v2] x86/jump-label: Use best default nops for inital jump label calls Steven Rostedt
2012-01-28 16:09 ` [PATCH 2/5 v2] x86/jump-label: Do not bother updating nops if they are correct Steven Rostedt
2012-01-28 16:09 ` [PATCH 3/5 v2] x86/jump-label: Add safety checks to jump label conversions Steven Rostedt
2012-01-28 16:09 ` [PATCH 4/5 v2] jump labels: Add infrastructure to update jump labels at compile time Steven Rostedt
2012-01-28 16:09 ` [PATCH 5/5 v2] x86/jump labels: Use etiher 5 byte or 2 byte jumps Steven Rostedt
2012-01-30 14:48 ` [PATCH 0/5 v2] [GIT PULL] x86/jump label: Paranoid checks and 2 or 5 byte nops Ingo Molnar
2012-01-30 15:07 ` Steven Rostedt
2012-01-31 19:48 ` Ingo Molnar
2012-02-01 5:08 ` Steven Rostedt
2012-02-01 8:05 ` Ingo Molnar
2012-02-01 13:20 ` Steven Rostedt
2012-02-01 15:21 ` Steven Rostedt
2012-02-02 13:51 ` Ingo Molnar
2012-02-02 14:10 ` H. Peter Anvin [this message]
2012-02-02 14:31 ` Steven Rostedt
2012-02-02 22:04 ` Steven Rostedt
2012-02-02 22:07 ` H. Peter Anvin
2012-02-02 22:53 ` Steven Rostedt
2012-02-03 7:36 ` Ingo Molnar
2012-02-03 13:31 ` Steven Rostedt
2012-02-05 11:47 ` Ingo Molnar
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