diff options
Diffstat (limited to 'arch/arm')
-rw-r--r-- | arch/arm/Kconfig | 3 | ||||
-rw-r--r-- | arch/arm/boot/compressed/Makefile | 2 | ||||
-rw-r--r-- | arch/arm/include/asm/ftrace.h | 2 | ||||
-rw-r--r-- | arch/arm/kernel/armksyms.c | 2 | ||||
-rw-r--r-- | arch/arm/kernel/entry-common.S | 4 | ||||
-rw-r--r-- | arch/arm/kernel/ftrace.c | 13 |
6 files changed, 6 insertions, 20 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 5021db2217ed..9722f8bb506c 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig | |||
@@ -16,8 +16,7 @@ config ARM | |||
16 | select HAVE_ARCH_KGDB | 16 | select HAVE_ARCH_KGDB |
17 | select HAVE_KPROBES if (!XIP_KERNEL) | 17 | select HAVE_KPROBES if (!XIP_KERNEL) |
18 | select HAVE_KRETPROBES if (HAVE_KPROBES) | 18 | select HAVE_KRETPROBES if (HAVE_KPROBES) |
19 | select HAVE_FTRACE if (!XIP_KERNEL) | 19 | select HAVE_FUNCTION_TRACER if (!XIP_KERNEL) |
20 | select HAVE_DYNAMIC_FTRACE if (HAVE_FTRACE) | ||
21 | select HAVE_GENERIC_DMA_COHERENT | 20 | select HAVE_GENERIC_DMA_COHERENT |
22 | help | 21 | help |
23 | The ARM series is a line of low-power-consumption RISC chip designs | 22 | The ARM series is a line of low-power-consumption RISC chip designs |
diff --git a/arch/arm/boot/compressed/Makefile b/arch/arm/boot/compressed/Makefile index 7a03f2007882..c47f2a3f8f8f 100644 --- a/arch/arm/boot/compressed/Makefile +++ b/arch/arm/boot/compressed/Makefile | |||
@@ -70,7 +70,7 @@ SEDFLAGS = s/TEXT_START/$(ZTEXTADDR)/;s/BSS_START/$(ZBSSADDR)/ | |||
70 | targets := vmlinux vmlinux.lds piggy.gz piggy.o font.o font.c \ | 70 | targets := vmlinux vmlinux.lds piggy.gz piggy.o font.o font.c \ |
71 | head.o misc.o $(OBJS) | 71 | head.o misc.o $(OBJS) |
72 | 72 | ||
73 | ifeq ($(CONFIG_FTRACE),y) | 73 | ifeq ($(CONFIG_FUNCTION_TRACER),y) |
74 | ORIG_CFLAGS := $(KBUILD_CFLAGS) | 74 | ORIG_CFLAGS := $(KBUILD_CFLAGS) |
75 | KBUILD_CFLAGS = $(subst -pg, , $(ORIG_CFLAGS)) | 75 | KBUILD_CFLAGS = $(subst -pg, , $(ORIG_CFLAGS)) |
76 | endif | 76 | endif |
diff --git a/arch/arm/include/asm/ftrace.h b/arch/arm/include/asm/ftrace.h index 584ef9a8e5a5..39c8bc1a006a 100644 --- a/arch/arm/include/asm/ftrace.h +++ b/arch/arm/include/asm/ftrace.h | |||
@@ -1,7 +1,7 @@ | |||
1 | #ifndef _ASM_ARM_FTRACE | 1 | #ifndef _ASM_ARM_FTRACE |
2 | #define _ASM_ARM_FTRACE | 2 | #define _ASM_ARM_FTRACE |
3 | 3 | ||
4 | #ifdef CONFIG_FTRACE | 4 | #ifdef CONFIG_FUNCTION_TRACER |
5 | #define MCOUNT_ADDR ((long)(mcount)) | 5 | #define MCOUNT_ADDR ((long)(mcount)) |
6 | #define MCOUNT_INSN_SIZE 4 /* sizeof mcount call */ | 6 | #define MCOUNT_INSN_SIZE 4 /* sizeof mcount call */ |
7 | 7 | ||
diff --git a/arch/arm/kernel/armksyms.c b/arch/arm/kernel/armksyms.c index 2357b1cf1cf9..c74f766ffc12 100644 --- a/arch/arm/kernel/armksyms.c +++ b/arch/arm/kernel/armksyms.c | |||
@@ -183,6 +183,6 @@ EXPORT_SYMBOL(_find_next_bit_be); | |||
183 | 183 | ||
184 | EXPORT_SYMBOL(copy_page); | 184 | EXPORT_SYMBOL(copy_page); |
185 | 185 | ||
186 | #ifdef CONFIG_FTRACE | 186 | #ifdef CONFIG_FUNCTION_TRACER |
187 | EXPORT_SYMBOL(mcount); | 187 | EXPORT_SYMBOL(mcount); |
188 | #endif | 188 | #endif |
diff --git a/arch/arm/kernel/entry-common.S b/arch/arm/kernel/entry-common.S index 3aa14dcc5bab..06269ea375c5 100644 --- a/arch/arm/kernel/entry-common.S +++ b/arch/arm/kernel/entry-common.S | |||
@@ -101,7 +101,7 @@ ENDPROC(ret_from_fork) | |||
101 | #undef CALL | 101 | #undef CALL |
102 | #define CALL(x) .long x | 102 | #define CALL(x) .long x |
103 | 103 | ||
104 | #ifdef CONFIG_FTRACE | 104 | #ifdef CONFIG_FUNCTION_TRACER |
105 | #ifdef CONFIG_DYNAMIC_FTRACE | 105 | #ifdef CONFIG_DYNAMIC_FTRACE |
106 | ENTRY(mcount) | 106 | ENTRY(mcount) |
107 | stmdb sp!, {r0-r3, lr} | 107 | stmdb sp!, {r0-r3, lr} |
@@ -149,7 +149,7 @@ trace: | |||
149 | ftrace_stub: | 149 | ftrace_stub: |
150 | mov pc, lr | 150 | mov pc, lr |
151 | 151 | ||
152 | #endif /* CONFIG_FTRACE */ | 152 | #endif /* CONFIG_FUNCTION_TRACER */ |
153 | 153 | ||
154 | /*============================================================================= | 154 | /*============================================================================= |
155 | * SWI handler | 155 | * SWI handler |
diff --git a/arch/arm/kernel/ftrace.c b/arch/arm/kernel/ftrace.c index 76d50e6091bc..6c90479e8974 100644 --- a/arch/arm/kernel/ftrace.c +++ b/arch/arm/kernel/ftrace.c | |||
@@ -95,19 +95,6 @@ int ftrace_update_ftrace_func(ftrace_func_t func) | |||
95 | return ret; | 95 | return ret; |
96 | } | 96 | } |
97 | 97 | ||
98 | int ftrace_mcount_set(unsigned long *data) | ||
99 | { | ||
100 | unsigned long pc, old; | ||
101 | unsigned long *addr = data; | ||
102 | unsigned char *new; | ||
103 | |||
104 | pc = (unsigned long)&mcount_call; | ||
105 | memcpy(&old, &mcount_call, MCOUNT_INSN_SIZE); | ||
106 | new = ftrace_call_replace(pc, *addr); | ||
107 | *addr = ftrace_modify_code(pc, (unsigned char *)&old, new); | ||
108 | return 0; | ||
109 | } | ||
110 | |||
111 | /* run from kstop_machine */ | 98 | /* run from kstop_machine */ |
112 | int __init ftrace_dyn_arch_init(void *data) | 99 | int __init ftrace_dyn_arch_init(void *data) |
113 | { | 100 | { |