[PATCH 6/7] ftrace,ppc32: enabled dynamic ftrace

Steven Rostedt
2008-11-16T21:27:28Z

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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

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