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Subject[PATCH 12/12 v3] ftrace: remove notrace from arch ftrace file
The entire file of ftrace.c in the arch code needs to be marked
as notrace. It is much cleaner to do this from the Makefile with
CFLAGS_REMOVE_ftrace.o.

Signed-off-by: Steven Rostedt <srostedt@redhat.com>
---
arch/powerpc/kernel/ftrace.c | 10 +++++-----
arch/sparc64/kernel/Makefile | 2 ++
arch/sparc64/kernel/ftrace.c | 8 ++++----
arch/x86/kernel/Makefile | 1 +
arch/x86/kernel/ftrace.c | 10 +++++-----
5 files changed, 17 insertions(+), 14 deletions(-)

Index: linux-compile.git/arch/powerpc/kernel/ftrace.c
===================================================================
--- linux-compile.git.orig/arch/powerpc/kernel/ftrace.c 2008-10-22 16:07:55.000000000 -0400
+++ linux-compile.git/arch/powerpc/kernel/ftrace.c 2008-10-22 16:10:15.000000000 -0400
@@ -28,17 +28,17 @@ static unsigned int ftrace_nop = 0x60000
#endif


-static unsigned int notrace ftrace_calc_offset(long ip, long addr)
+static unsigned int ftrace_calc_offset(long ip, long addr)
{
return (int)(addr - ip);
}

-notrace unsigned char *ftrace_nop_replace(void)
+unsigned char *ftrace_nop_replace(void)
{
return (char *)&ftrace_nop;
}

-notrace unsigned char *ftrace_call_replace(unsigned long ip, unsigned long addr)
+unsigned char *ftrace_call_replace(unsigned long ip, unsigned long addr)
{
static unsigned int op;

@@ -68,7 +68,7 @@ notrace unsigned char *ftrace_call_repla
# define _ASM_PTR " .long "
#endif

-notrace int
+int
ftrace_modify_code(unsigned long ip, unsigned char *old_code,
unsigned char *new_code)
{
@@ -113,7 +113,7 @@ ftrace_modify_code(unsigned long ip, uns
return faulted;
}

-notrace int ftrace_update_ftrace_func(ftrace_func_t func)
+int ftrace_update_ftrace_func(ftrace_func_t func)
{
unsigned long ip = (unsigned long)(&ftrace_call);
unsigned char old[MCOUNT_INSN_SIZE], *new;
Index: linux-compile.git/arch/sparc64/kernel/Makefile
===================================================================
--- linux-compile.git.orig/arch/sparc64/kernel/Makefile 2008-10-21 17:07:17.000000000 -0400
+++ linux-compile.git/arch/sparc64/kernel/Makefile 2008-10-22 16:12:22.000000000 -0400
@@ -5,6 +5,8 @@
EXTRA_AFLAGS := -ansi
EXTRA_CFLAGS := -Werror

+CFLAGS_REMOVE_ftrace.o = -pg
+
extra-y := head.o init_task.o vmlinux.lds

obj-y := process.o setup.o cpu.o idprom.o reboot.o \
Index: linux-compile.git/arch/sparc64/kernel/ftrace.c
===================================================================
--- linux-compile.git.orig/arch/sparc64/kernel/ftrace.c 2008-10-22 16:08:45.000000000 -0400
+++ linux-compile.git/arch/sparc64/kernel/ftrace.c 2008-10-22 16:10:25.000000000 -0400
@@ -9,12 +9,12 @@

static const u32 ftrace_nop = 0x01000000;

-notrace unsigned char *ftrace_nop_replace(void)
+unsigned char *ftrace_nop_replace(void)
{
return (char *)&ftrace_nop;
}

-notrace unsigned char *ftrace_call_replace(unsigned long ip, unsigned long addr)
+unsigned char *ftrace_call_replace(unsigned long ip, unsigned long addr)
{
static u32 call;
s32 off;
@@ -25,7 +25,7 @@ notrace unsigned char *ftrace_call_repla
return (unsigned char *) &call;
}

-notrace int
+int
ftrace_modify_code(unsigned long ip, unsigned char *old_code,
unsigned char *new_code)
{
@@ -59,7 +59,7 @@ ftrace_modify_code(unsigned long ip, uns
return faulted;
}

-notrace int ftrace_update_ftrace_func(ftrace_func_t func)
+int ftrace_update_ftrace_func(ftrace_func_t func)
{
unsigned long ip = (unsigned long)(&ftrace_call);
unsigned char old[MCOUNT_INSN_SIZE], *new;
Index: linux-compile.git/arch/x86/kernel/Makefile
===================================================================
--- linux-compile.git.orig/arch/x86/kernel/Makefile 2008-10-21 17:07:17.000000000 -0400
+++ linux-compile.git/arch/x86/kernel/Makefile 2008-10-22 16:12:01.000000000 -0400
@@ -11,6 +11,7 @@ ifdef CONFIG_FTRACE
CFLAGS_REMOVE_tsc.o = -pg
CFLAGS_REMOVE_rtc.o = -pg
CFLAGS_REMOVE_paravirt-spinlocks.o = -pg
+CFLAGS_REMOVE_ftrace.o = -pg
endif

#
Index: linux-compile.git/arch/x86/kernel/ftrace.c
===================================================================
--- linux-compile.git.orig/arch/x86/kernel/ftrace.c 2008-10-22 16:07:55.000000000 -0400
+++ linux-compile.git/arch/x86/kernel/ftrace.c 2008-10-22 16:10:33.000000000 -0400
@@ -33,17 +33,17 @@ union ftrace_code_union {
};


-static int notrace ftrace_calc_offset(long ip, long addr)
+static int ftrace_calc_offset(long ip, long addr)
{
return (int)(addr - ip);
}

-notrace unsigned char *ftrace_nop_replace(void)
+unsigned char *ftrace_nop_replace(void)
{
return (char *)ftrace_nop;
}

-notrace unsigned char *ftrace_call_replace(unsigned long ip, unsigned long addr)
+unsigned char *ftrace_call_replace(unsigned long ip, unsigned long addr)
{
static union ftrace_code_union calc;

@@ -57,7 +57,7 @@ notrace unsigned char *ftrace_call_repla
return calc.code;
}

-notrace int
+int
ftrace_modify_code(unsigned long ip, unsigned char *old_code,
unsigned char *new_code)
{
@@ -90,7 +90,7 @@ ftrace_modify_code(unsigned long ip, uns
return 0;
}

-notrace int ftrace_update_ftrace_func(ftrace_func_t func)
+int ftrace_update_ftrace_func(ftrace_func_t func)
{
unsigned long ip = (unsigned long)(&ftrace_call);
unsigned char old[MCOUNT_INSN_SIZE], *new;
--


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