diff options
Diffstat (limited to 'arch/mips/kernel/ftrace.c')
-rw-r--r-- | arch/mips/kernel/ftrace.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/arch/mips/kernel/ftrace.c b/arch/mips/kernel/ftrace.c index 83fa1460e294..cf5509f13dd5 100644 --- a/arch/mips/kernel/ftrace.c +++ b/arch/mips/kernel/ftrace.c | |||
@@ -125,21 +125,21 @@ static int ftrace_modify_code_2(unsigned long ip, unsigned int new_code1, | |||
125 | * | 125 | * |
126 | * 2.1 For KBUILD_MCOUNT_RA_ADDRESS and CONFIG_32BIT | 126 | * 2.1 For KBUILD_MCOUNT_RA_ADDRESS and CONFIG_32BIT |
127 | * | 127 | * |
128 | * lui v1, hi_16bit_of_mcount --> b 1f (0x10000005) | 128 | * lui v1, hi_16bit_of_mcount --> b 1f (0x10000005) |
129 | * addiu v1, v1, low_16bit_of_mcount | 129 | * addiu v1, v1, low_16bit_of_mcount |
130 | * move at, ra | 130 | * move at, ra |
131 | * move $12, ra_address | 131 | * move $12, ra_address |
132 | * jalr v1 | 132 | * jalr v1 |
133 | * sub sp, sp, 8 | 133 | * sub sp, sp, 8 |
134 | * 1: offset = 5 instructions | 134 | * 1: offset = 5 instructions |
135 | * 2.2 For the Other situations | 135 | * 2.2 For the Other situations |
136 | * | 136 | * |
137 | * lui v1, hi_16bit_of_mcount --> b 1f (0x10000004) | 137 | * lui v1, hi_16bit_of_mcount --> b 1f (0x10000004) |
138 | * addiu v1, v1, low_16bit_of_mcount | 138 | * addiu v1, v1, low_16bit_of_mcount |
139 | * move at, ra | 139 | * move at, ra |
140 | * jalr v1 | 140 | * jalr v1 |
141 | * nop | move $12, ra_address | sub sp, sp, 8 | 141 | * nop | move $12, ra_address | sub sp, sp, 8 |
142 | * 1: offset = 4 instructions | 142 | * 1: offset = 4 instructions |
143 | */ | 143 | */ |
144 | 144 | ||
145 | #define INSN_B_1F (0x10000000 | MCOUNT_OFFSET_INSNS) | 145 | #define INSN_B_1F (0x10000000 | MCOUNT_OFFSET_INSNS) |
@@ -228,8 +228,8 @@ int ftrace_disable_ftrace_graph_caller(void) | |||
228 | 228 | ||
229 | #ifndef KBUILD_MCOUNT_RA_ADDRESS | 229 | #ifndef KBUILD_MCOUNT_RA_ADDRESS |
230 | 230 | ||
231 | #define S_RA_SP (0xafbf << 16) /* s{d,w} ra, offset(sp) */ | 231 | #define S_RA_SP (0xafbf << 16) /* s{d,w} ra, offset(sp) */ |
232 | #define S_R_SP (0xafb0 << 16) /* s{d,w} R, offset(sp) */ | 232 | #define S_R_SP (0xafb0 << 16) /* s{d,w} R, offset(sp) */ |
233 | #define OFFSET_MASK 0xffff /* stack offset range: 0 ~ PT_SIZE */ | 233 | #define OFFSET_MASK 0xffff /* stack offset range: 0 ~ PT_SIZE */ |
234 | 234 | ||
235 | unsigned long ftrace_get_parent_ra_addr(unsigned long self_ra, unsigned long | 235 | unsigned long ftrace_get_parent_ra_addr(unsigned long self_ra, unsigned long |