Impact: Port 32 bit PowerPC dynamic ftrace 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 --- 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 9675e95..d64b629 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 --