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From: Steven Rostedt <rostedt@goodmis.org>
To: linux-kernel@vger.kernel.org
Cc: Andrew Morton <akpm@linux-foundation.org>,
	Peter Zijlstra <peterz@infradead.org>,
	Rusty Russell <rusty@rustcorp.com.au>, Pekka Paalanen <pq@iki.fi>,
	David Miller <davem@davemloft.net>,
	linuxppc-dev@ozlabs.org, Steven Rostedt <srostedt@redhat.com>,
	Paul Mundt <lethal@linux-sh.org>,
	Paul Mackerras <paulus@samba.org>,
	Frederic Weisbecker <fweisbec@gmail.com>,
	Ingo Molnar <mingo@elte.hu>, Thomas Gleixner <tglx@linutronix.de>
Subject: [PATCH 6/7] ftrace,ppc32: enabled dynamic ftrace
Date: Sun, 16 Nov 2008 16:24:34 -0500	[thread overview]
Message-ID: <20081116212516.202112467@goodmis.org> (raw)
In-Reply-To: 20081116212428.938752312@goodmis.org

Impact: enable dynamic ftrace for PPC32

This patch adds the necessary hooks to get PPC32 dynamic ftrace working.
It does not handle modules. They are ignored by this patch.

Signed-off-by: Steven Rostedt <srostedt@redhat.com>
---
 arch/powerpc/Kconfig    |    2 +-
 scripts/recordmcount.pl |    7 ++++++-
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index 99d9500..efcc2c4 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -108,7 +108,7 @@ config ARCH_NO_VIRT_TO_BUS
 config PPC
 	bool
 	default y
-	select HAVE_FTRACE_MCOUNT_RECORD if PPC64
+	select HAVE_FTRACE_MCOUNT_RECORD
 	select HAVE_DYNAMIC_FTRACE
 	select HAVE_FUNCTION_TRACER
 	select ARCH_WANT_OPTIONAL_GPIOLIB
diff --git a/scripts/recordmcount.pl b/scripts/recordmcount.pl
index 7acbe17..48609e9 100755
--- a/scripts/recordmcount.pl
+++ b/scripts/recordmcount.pl
@@ -178,7 +178,12 @@ if ($arch eq "x86_64") {
     $section_regex = "Disassembly of section\\s+(\\S+):";
     $function_regex = "^([0-9a-fA-F]+)\\s+<(\\.?.*?)>:";
     $mcount_regex = "^\\s*([0-9a-fA-F]+):.*\\s\\.?_mcount\$";
-    $type = ".quad";
+    if ($bits == 64) {
+	$type = ".quad";
+    } else {
+	$type = ".long";
+    }
+
 } else {
     die "Arch $arch is not supported with CONFIG_FTRACE_MCOUNT_RECORD";
 }
-- 
1.5.6.5

-- 

  parent reply	other threads:[~2008-11-16 21:25 UTC|newest]

Thread overview: 29+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-11-16 21:24 [PATCH 0/7] Porting dynmaic ftrace to PowerPC Steven Rostedt
2008-11-16 21:24 ` [PATCH 1/7] ftrace, PPC: do not latency trace idle Steven Rostedt
2008-11-17  3:43   ` Paul Mackerras
2008-11-17 15:43     ` Steven Rostedt
2008-11-16 21:24 ` [PATCH 2/7] ftrace, ppc: convert to new dynamic ftrace arch API Steven Rostedt
2008-11-17  3:57   ` Paul Mackerras
2008-11-17 15:47     ` Steven Rostedt
2008-11-16 21:24 ` [PATCH 3/7] ftrace: powerpc mcount record port Steven Rostedt
2008-11-16 21:24 ` [PATCH 4/7] ftrace, PPC: use probe_kernel API to modify code Steven Rostedt
2008-11-17  4:44   ` Paul Mackerras
2008-11-17 15:51     ` Steven Rostedt
2008-11-16 21:24 ` [PATCH 5/7] ftrace, PPC64: handle module trampolines for dyn ftrace Steven Rostedt
2008-11-17  5:00   ` Paul Mackerras
2008-11-17 16:02     ` Steven Rostedt
2008-11-17 16:18     ` Steven Rostedt
2008-11-16 21:24 ` Steven Rostedt [this message]
2008-11-16 21:24 ` [PATCH 7/7] ftrace,ppc32: dynamic ftrace to handle modules Steven Rostedt
2008-11-16 22:55 ` [PATCH 0/7] Porting dynmaic ftrace to PowerPC Paul Mackerras
2008-11-17 15:42   ` Steven Rostedt
2008-11-17 20:03     ` Steven Rostedt
2008-11-18 13:56     ` Steven Rostedt
2008-11-19  2:38       ` Paul Mackerras
2008-11-19  3:04         ` Steven Rostedt
2008-11-19  9:27           ` Ingo Molnar
2008-11-19 10:38             ` Paul Mackerras
2008-11-19 10:57               ` Ingo Molnar
2008-11-19 11:35                 ` Paul Mackerras
2008-11-19 12:10                 ` Steven Rostedt
2008-11-19 12:15                   ` Steven Rostedt

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