From: Steven Rostedt <rostedt@goodmis.org>
To: "H. Peter Anvin" <hpa@zytor.com>
Cc: linux-kernel@vger.kernel.org, Ingo Molnar <mingo@elte.hu>,
Andrew Morton <akpm@linux-foundation.org>,
Peter Zijlstra <peterz@infradead.org>,
Frederic Weisbecker <fweisbec@gmail.com>,
Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>,
Dave Jones <davej@redhat.com>, Andi Kleen <ak@linux.intel.com>
Subject: Re: [PATCH 4/5] x86: Allow nesting of the debug stack IDT setting
Date: Thu, 31 May 2012 22:30:31 -0400 [thread overview]
Message-ID: <1338517831.13348.455.camel@gandalf.stny.rr.com> (raw)
In-Reply-To: <1338492300.13348.384.camel@gandalf.stny.rr.com>
On Thu, 2012-05-31 at 15:25 -0400, Steven Rostedt wrote:
> On Thu, 2012-05-31 at 11:58 -0700, H. Peter Anvin wrote:
>
> > What you have here is a nesting counter, which is good, but I have
> > some objections to the implementation.
> >
> > The name "debug_idt_zero" doesn't convey a counter in any way, shape
> > or form; perhaps debug_stack_users or something like that.
>
> Well, it is 'debug_idt_SET_zero' which is what it is doing, regardless
> of counter (see below). But perhaps we should change it to:
>
> debug_idt_get()
> debug_idt_put()
Bah, silly me, I misunderstood you. You were talking about the counter
itself, not the function names.
OK, will fix.
Thanks,
-- Steve
next prev parent reply other threads:[~2012-06-01 2:30 UTC|newest]
Thread overview: 47+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-05-31 1:28 [PATCH 0/5] [GIT PULL] ftrace: Fix bug with function tracing and lockdep Steven Rostedt
2012-05-31 1:28 ` [PATCH 1/5] ftrace: Synchronize variable setting with breakpoints Steven Rostedt
2012-05-31 11:06 ` Peter Zijlstra
2012-05-31 14:08 ` Steven Rostedt
2012-05-31 15:16 ` Masami Hiramatsu
2012-05-31 15:29 ` Steven Rostedt
2012-05-31 17:28 ` Peter Zijlstra
2012-05-31 18:42 ` Steven Rostedt
2012-05-31 17:40 ` Peter Zijlstra
2012-05-31 17:44 ` Peter Zijlstra
2012-05-31 17:53 ` Steven Rostedt
2012-05-31 18:03 ` Peter Zijlstra
2012-05-31 18:50 ` Steven Rostedt
2012-05-31 19:06 ` Peter Zijlstra
2012-05-31 19:55 ` Mathieu Desnoyers
2012-05-31 20:10 ` Steven Rostedt
2012-05-31 20:26 ` Peter Zijlstra
2012-05-31 20:37 ` Steven Rostedt
2012-05-31 20:40 ` Steven Rostedt
2012-05-31 20:40 ` Peter Zijlstra
2012-05-31 20:49 ` Steven Rostedt
2012-06-01 4:53 ` Masami Hiramatsu
2012-06-01 11:37 ` Steven Rostedt
2012-06-01 12:52 ` Masami Hiramatsu
2012-06-01 0:45 ` Arnaldo Carvalho de Melo
2012-05-31 1:28 ` [PATCH 2/5] ftrace: Use breakpoint method to update ftrace caller Steven Rostedt
2012-05-31 11:18 ` Peter Zijlstra
2012-05-31 14:19 ` Steven Rostedt
2012-05-31 1:28 ` [PATCH 3/5] x86: Reset the debug_stack update counter Steven Rostedt
2012-05-31 19:19 ` H. Peter Anvin
2012-05-31 19:26 ` Steven Rostedt
2012-05-31 1:28 ` [PATCH 4/5] x86: Allow nesting of the debug stack IDT setting Steven Rostedt
2012-05-31 18:44 ` H. Peter Anvin
2012-05-31 18:58 ` H. Peter Anvin
2012-05-31 19:25 ` Steven Rostedt
2012-05-31 19:27 ` H. Peter Anvin
2012-05-31 20:00 ` Steven Rostedt
2012-05-31 20:17 ` H. Peter Anvin
2012-05-31 20:35 ` Steven Rostedt
2012-05-31 20:39 ` H. Peter Anvin
2012-05-31 20:56 ` Steven Rostedt
2012-05-31 21:09 ` H. Peter Anvin
2012-05-31 21:37 ` Steven Rostedt
2012-05-31 21:38 ` Steven Rostedt
2012-06-01 2:30 ` Steven Rostedt [this message]
2012-05-31 1:28 ` [PATCH 5/5] ftrace/x86: Do not change stacks in DEBUG when calling lockdep Steven Rostedt
2012-05-31 2:13 ` [PATCH 0/5] (for 3.5)[GIT PULL] ftrace: Fix bug with function tracing and lockdep Steven Rostedt
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