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From: rostedt@goodmis.org (Steven Rostedt)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 04/10] ARM: ftrace: allow building without frame pointers
Date: Sun, 14 Mar 2010 12:56:06 -0400	[thread overview]
Message-ID: <1268585766.13400.4.camel@localhost> (raw)
In-Reply-To: <1268462987-8271-5-git-send-email-rabin@rab.in>

On Sat, 2010-03-13 at 12:19 +0530, Rabin Vincent wrote:
> With a new enough GCC, ARM function tracing can be supported without the
> need for frame pointers.  This is essential for Thumb-2 support, since
> frame pointers aren't available then.
> 
> Signed-off-by: Rabin Vincent <rabin@rab.in>

> diff --git a/kernel/trace/Kconfig b/kernel/trace/Kconfig
> index 13e13d4..e10519f 100644
> --- a/kernel/trace/Kconfig
> +++ b/kernel/trace/Kconfig
> @@ -124,7 +124,7 @@ if FTRACE
>  config FUNCTION_TRACER
>  	bool "Kernel Function Tracer"
>  	depends on HAVE_FUNCTION_TRACER
> -	select FRAME_POINTER
> +	select FRAME_POINTER if (!ARM_UNWIND)

I'm fine with this if the ARM maintainers are.

Acked-by: Steven Rostedt <rostedt@goodmis.org>

-- Steve

>  	select KALLSYMS
>  	select GENERIC_TRACER
>  	select CONTEXT_SWITCH_TRACER

  parent reply	other threads:[~2010-03-14 16:56 UTC|newest]

Thread overview: 45+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-03-13  6:49 [PATCH 00/10] ARM: ftrace: cleanups, Thumb-2, and dynamic ftrace (v2) Rabin Vincent
2010-03-13  6:49 ` [PATCH 01/10] ARM: ftrace: clean up mcount assembly indentation Rabin Vincent
2010-03-13  6:49 ` [PATCH 02/10] ARM: ftrace: document mcount formats Rabin Vincent
2010-03-13  6:49 ` [PATCH 03/10] ftrace: allow building without frame pointers Rabin Vincent
2010-03-13 17:36   ` Steven Rostedt
2010-03-15 18:45     ` Rabin Vincent
2010-03-14 16:56   ` Steven Rostedt
2010-03-13  6:49 ` [PATCH 04/10] ARM: " Rabin Vincent
2010-03-13 17:38   ` Steven Rostedt
2010-03-14 16:56   ` Steven Rostedt [this message]
2010-03-17 16:16     ` Catalin Marinas
2010-03-13  6:49 ` [PATCH 05/10] ARM: ftrace: add ENDPROC annotations Rabin Vincent
2010-03-13  8:45   ` Russell King - ARM Linux
2010-04-21 19:23     ` Rabin Vincent
2010-08-10 17:07       ` Catalin Marinas
2010-08-10 19:11         ` Rabin Vincent
2010-03-13  6:49 ` [PATCH 06/10] ARM: ftrace: add Thumb-2 support Rabin Vincent
2010-03-14 22:30   ` Catalin Marinas
2010-03-15 18:32     ` Rabin Vincent
2010-03-16 10:23   ` Catalin Marinas
2010-03-31 18:25     ` Rabin Vincent
2010-04-23 15:37       ` Catalin Marinas
2010-03-13  6:49 ` [PATCH 07/10] ftrace: pass KBUILD_CFLAGS to record_mcount.pl Rabin Vincent
2010-03-13 17:41   ` Steven Rostedt
2010-03-14 16:56   ` Steven Rostedt
2010-03-31 18:45     ` Rabin Vincent
2010-08-03 16:42   ` Rabin Vincent
2010-08-06 15:31     ` Frederic Weisbecker
2010-08-06 20:23     ` Steven Rostedt
2010-08-07  5:33       ` Rabin Vincent
2010-08-07 12:57         ` Steven Rostedt
2010-03-13  6:49 ` [PATCH 08/10] ARM: ftrace: fix and update dynamic ftrace Rabin Vincent
2010-03-13 17:42   ` Steven Rostedt
2010-03-14 16:56   ` Steven Rostedt
2010-03-13  6:49 ` [PATCH 09/10] ARM: ftrace: add Thumb-2 support to " Rabin Vincent
2010-03-13  6:49 ` [PATCH 10/10] ARM: ftrace: enable " Rabin Vincent
2010-04-21 19:26 ` [PATCH 00/10] ARM: ftrace: cleanups, Thumb-2, and dynamic ftrace (v2) Rabin Vincent
  -- strict thread matches above, loose matches on Subject: below --
2010-02-13 19:48 [PATCH 00/10] ARM: ftrace: cleanups, Thumb-2, and dynamic ftrace Rabin Vincent
2010-02-13 19:48 ` [PATCH 04/10] ARM: ftrace: allow building without frame pointers Rabin Vincent
2010-02-22 19:05   ` Frederic Weisbecker
2010-02-23 13:18     ` Steven Rostedt
2010-02-23 17:11       ` Frederic Weisbecker
2010-02-23 17:58         ` Rabin Vincent
2010-02-23 18:03           ` Steven Rostedt
2010-02-23 18:41             ` Rabin Vincent
2010-02-23 13:47   ` Steven Rostedt

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