From: "H. Peter Anvin" <hpa@zytor.com>
To: rostedt@goodmis.org
Cc: Andrew Haley <aph@redhat.com>,
Thomas Gleixner <tglx@linutronix.de>, Ingo Molnar <mingo@elte.hu>,
LKML <linux-kernel@vger.kernel.org>,
Andrew Morton <akpm@linux-foundation.org>,
Heiko Carstens <heiko.carstens@de.ibm.com>,
feng.tang@intel.com, Fr??d??ric Weisbecker <fweisbec@gmail.com>,
Peter Zijlstra <peterz@infradead.org>,
jakub@redhat.com, gcc@gcc.gnu.org
Subject: Re: BUG: GCC-4.4.x changes the function frame on some functions
Date: Thu, 19 Nov 2009 08:11:30 -0800 [thread overview]
Message-ID: <4B056E32.3010809@zytor.com> (raw)
In-Reply-To: <1258646552.22249.493.camel@gandalf.stny.rr.com>
On 11/19/2009 08:02 AM, Steven Rostedt wrote:
> On Thu, 2009-11-19 at 15:44 +0000, Andrew Haley wrote:
>> Thomas Gleixner wrote:
>
>> We're aligning the stack properly, as per the ABI requirements. Can't
>> you just fix the tracer?
>
> And how do we do that? The hooks that are in place have no idea of what
> happened before they were called?
>
Furthermore, it is nonsense -- ABI stack alignment on *32 bits* is 4
bytes, not 16.
-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:[~2009-11-19 16:16 UTC|newest]
Thread overview: 106+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <200911172214.nAHMEBh2023787@imap1.linux-foundation.org>
2009-11-18 19:30 ` [patch for 2.6.32? 1/3] hrtimers: remove the "timer_stats_active" check when setting the start info Thomas Gleixner
2009-11-18 20:24 ` [tip:timers/urgent] hrtimer: Fix /proc/timer_list regression tip-bot for Feng Tang
2009-11-19 7:20 ` Ingo Molnar
2009-11-19 10:05 ` Thomas Gleixner
2009-11-19 14:30 ` BUG: function graph tracer function frame assumptions Thomas Gleixner
2009-11-19 15:37 ` BUG: GCC-4.4.x changes the function frame on some functions Thomas Gleixner
2009-11-19 15:44 ` Andrew Haley
2009-11-19 15:54 ` H. Peter Anvin
2009-11-19 15:57 ` Richard Guenther
2009-11-19 16:02 ` Steven Rostedt
2009-11-19 16:11 ` H. Peter Anvin [this message]
2009-11-19 16:19 ` Frederic Weisbecker
2009-11-19 16:06 ` Thomas Gleixner
2009-11-19 16:17 ` Andrew Haley
2009-11-19 16:43 ` Thomas Gleixner
2009-11-19 16:12 ` Steven Rostedt
2009-11-19 15:45 ` H. Peter Anvin
2009-11-19 15:49 ` Richard Guenther
2009-11-19 15:52 ` Richard Guenther
2009-11-19 17:37 ` Andi Kleen
2009-11-19 17:39 ` Linus Torvalds
2009-11-19 17:51 ` Thomas Gleixner
2009-11-19 17:59 ` Steven Rostedt
2009-11-19 18:03 ` Richard Guenther
2009-11-19 18:22 ` Andrew Haley
2009-11-19 18:41 ` Linus Torvalds
2009-11-19 18:43 ` Linus Torvalds
2009-11-19 18:54 ` Linus Torvalds
2009-11-19 19:01 ` Thomas Gleixner
2009-11-23 9:16 ` Jakub Jelinek
2009-11-23 9:51 ` Thomas Gleixner
2009-11-19 19:10 ` David Daney
2009-11-19 19:28 ` Steven Rostedt
2009-11-19 19:46 ` Frederic Weisbecker
2009-11-19 19:54 ` Kai Tietz
2009-11-19 20:05 ` Frederic Weisbecker
2009-11-19 20:05 ` Steven Rostedt
2009-11-19 20:17 ` Steven Rostedt
2009-11-19 20:28 ` Frederic Weisbecker
2009-11-19 20:25 ` Frederic Weisbecker
2009-11-19 20:36 ` Linus Torvalds
2009-11-19 20:44 ` Steven Rostedt
2009-11-19 19:50 ` H. Peter Anvin
2009-11-19 20:06 ` Linus Torvalds
2009-11-19 21:12 ` Jeff Law
2009-11-19 20:10 ` Steven Rostedt
2009-11-19 21:05 ` Jeff Law
2009-11-19 18:31 ` Thomas Gleixner
2009-11-19 18:38 ` Linus Torvalds
2009-11-19 18:47 ` Ingo Molnar
2009-11-19 19:06 ` Steven Rostedt
2009-11-19 19:50 ` Ingo Molnar
2009-11-20 9:57 ` [PATCH] gcc mcount-nofp was " Andi Kleen
2009-11-20 12:34 ` Steven Rostedt
2009-11-20 19:06 ` H. Peter Anvin
2009-11-19 20:36 ` Thomas Gleixner
2009-11-19 18:20 ` Andrew Haley
2009-11-19 18:33 ` Steven Rostedt
2009-11-19 18:36 ` Andrew Pinski
2009-11-19 18:36 ` Andrew Haley
2009-11-19 18:37 ` H. Peter Anvin
2009-11-19 18:39 ` Thomas Gleixner
2009-11-20 5:23 ` [PATCH][GIT PULL][v2.6.32] tracing/x86: Add check to detect GCC messing with mcount prologue Steven Rostedt
2009-11-20 5:32 ` Steven Rostedt
2009-11-20 17:00 ` Steven Rostedt
2009-11-20 17:13 ` H. Peter Anvin
2009-11-20 19:35 ` Andrew Haley
2009-11-20 19:46 ` Steven Rostedt
2009-11-20 19:49 ` H. Peter Anvin
2009-11-22 9:38 ` H.J. Lu
2009-11-22 17:20 ` Andrew Haley
2009-11-22 23:30 ` H.J. Lu
2009-11-24 14:43 ` Andrew Haley
2009-11-24 14:55 ` Thomas Gleixner
2009-11-24 15:06 ` Jakub Jelinek
2009-11-24 15:32 ` Andrew Haley
2009-11-24 15:36 ` Jakub Jelinek
2009-11-24 15:46 ` Andrew Haley
2009-11-24 16:38 ` H. Peter Anvin
2009-11-24 17:12 ` Andrew Haley
2009-11-24 17:30 ` Steven Rostedt
2009-11-25 20:05 ` H. Peter Anvin
2009-11-24 19:55 ` H. Peter Anvin
2009-11-25 15:29 ` Thomas Gleixner
2009-11-25 15:44 ` Ingo Molnar
2009-11-25 15:53 ` Thomas Gleixner
2009-11-25 16:25 ` Ingo Molnar
2009-11-25 16:44 ` Jakub Jelinek
2009-11-25 20:12 ` H. Peter Anvin
2009-11-25 21:00 ` Andrew Haley
2009-11-22 9:05 ` Ingo Molnar
2009-11-20 10:30 ` [tip:timers/urgent] hrtimer: Fix /proc/timer_list regression tip-bot for Feng Tang
2009-11-20 14:19 ` Heiko Carstens
2009-11-19 20:48 BUG: GCC-4.4.x changes the function frame on some functions H. Peter Anvin
-- strict thread matches above, loose matches on Subject: below --
2009-11-19 21:14 H. Peter Anvin
2009-11-19 21:25 ` Jeff Law
2009-11-19 22:43 ` Steven Rostedt
2009-11-19 23:58 ` Jeff Law
2009-11-20 0:36 ` Thomas Gleixner
2009-11-20 0:59 ` Linus Torvalds
2009-11-20 1:27 ` Thomas Gleixner
2009-11-20 2:14 ` Thomas Gleixner
2009-11-20 1:29 ` H. Peter Anvin
2009-11-20 5:36 ` Ingo Molnar
2009-11-20 12:04 ` Andrew Haley
2009-11-20 12:22 ` Andrew Haley
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