| /linux/arch/ia64/kernel/ |
| A D | ftrace.c | 22 ftrace_orig_code[MCOUNT_INSN_SIZE] = {
41 static unsigned char ftrace_nop_code[MCOUNT_INSN_SIZE] = {
60 ftrace_call_code[MCOUNT_INSN_SIZE] = {
97 unsigned char replaced[MCOUNT_INSN_SIZE]; in ftrace_modify_code()
111 if (copy_from_kernel_nofault(replaced, (void *)ip, MCOUNT_INSN_SIZE)) in ftrace_modify_code()
115 if (memcmp(replaced, old_code, MCOUNT_INSN_SIZE) != 0) in ftrace_modify_code()
120 if (copy_to_kernel_nofault(((void *)ip), new_code, MCOUNT_INSN_SIZE)) in ftrace_modify_code()
122 flush_icache_range(ip, ip + MCOUNT_INSN_SIZE); in ftrace_modify_code()
129 unsigned char __attribute__((aligned(8))) replaced[MCOUNT_INSN_SIZE]; in ftrace_make_nop_check()
143 if (memcmp(replaced, ftrace_call_code, MCOUNT_INSN_SIZE) != 0) in ftrace_make_nop_check()
[all …]
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| /linux/arch/sh/kernel/ |
| A D | ftrace.c | 27 static unsigned char ftrace_replaced_code[MCOUNT_INSN_SIZE];
50 __raw_writel(ip + MCOUNT_INSN_SIZE, ftrace_nop); in ftrace_nop_replace()
123 MCOUNT_INSN_SIZE); in ftrace_mod_code()
195 unsigned char replaced[MCOUNT_INSN_SIZE]; in ftrace_modify_code()
206 if (copy_from_kernel_nofault(replaced, (void *)ip, MCOUNT_INSN_SIZE)) in ftrace_modify_code()
210 if (memcmp(replaced, old_code, MCOUNT_INSN_SIZE) != 0) in ftrace_modify_code()
217 flush_icache_range(ip, ip + MCOUNT_INSN_SIZE); in ftrace_modify_code()
225 unsigned char old[MCOUNT_INSN_SIZE], *new; in ftrace_update_ftrace_func()
227 memcpy(old, (unsigned char *)ip, MCOUNT_INSN_SIZE); in ftrace_update_ftrace_func()
264 unsigned char code[MCOUNT_INSN_SIZE]; in ftrace_mod()
[all …]
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| /linux/arch/nds32/kernel/ |
| A D | ftrace.c | 25 ftrace_trace_function(ip - MCOUNT_INSN_SIZE, parent_ip, in _mcount()
65 "addi $r0, %1, #-" XSTR(MCOUNT_INSN_SIZE) "\n\t" in _ftrace_caller()
130 MCOUNT_INSN_SIZE)) in __ftrace_modify_code()
132 if (memcmp(orig_insn, old_insn, MCOUNT_INSN_SIZE)) in __ftrace_modify_code()
136 if (copy_to_kernel_nofault((void *)pc, new_insn, MCOUNT_INSN_SIZE)) in __ftrace_modify_code()
151 flush_icache_range(pc, pc + MCOUNT_INSN_SIZE); in ftrace_modify_code()
214 (unsigned long)(__builtin_return_address(1) - MCOUNT_INSN_SIZE); in ftrace_graph_caller()
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| /linux/arch/x86/kernel/ |
| A D | ftrace.c | 79 char cur_code[MCOUNT_INSN_SIZE]; in ftrace_verify_code()
89 if (copy_from_kernel_nofault(cur_code, (void *)ip, MCOUNT_INSN_SIZE)) { in ftrace_verify_code()
95 if (memcmp(cur_code, old_code, MCOUNT_INSN_SIZE) != 0) { in ftrace_verify_code()
118 text_poke_queue((void *)ip, new_code, MCOUNT_INSN_SIZE, NULL); in ftrace_modify_code_direct()
120 text_poke_early((void *)ip, new_code, MCOUNT_INSN_SIZE); in ftrace_modify_code_direct()
185 text_poke_bp((void *)ip, new, MCOUNT_INSN_SIZE, NULL); in ftrace_update_ftrace_func()
189 text_poke_bp((void *)ip, new, MCOUNT_INSN_SIZE, NULL); in ftrace_update_ftrace_func()
244 text_poke_queue((void *)rec->ip, new, MCOUNT_INSN_SIZE, NULL); in ftrace_replace_code()
502 text_poke_bp((void *)ip, new, MCOUNT_INSN_SIZE, NULL); in arch_ftrace_update_trampoline()
601 text_poke_bp((void *)ip, new, MCOUNT_INSN_SIZE, NULL); in ftrace_mod_jmp()
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| A D | ftrace_32.S | 62 subl $MCOUNT_INSN_SIZE, %eax
134 subl $MCOUNT_INSN_SIZE, %eax
175 subl $MCOUNT_INSN_SIZE, %eax
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| /linux/arch/csky/kernel/probes/ |
| A D | ftrace.c | 22 p = get_kprobe((kprobe_opcode_t *)(ip - MCOUNT_INSN_SIZE)); in kprobe_ftrace_handler()
35 ip -= MCOUNT_INSN_SIZE; in kprobe_ftrace_handler()
45 (unsigned long)p->addr + MCOUNT_INSN_SIZE); in kprobe_ftrace_handler()
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| /linux/arch/powerpc/kernel/ |
| A D | kprobes-ftrace.c | 41 regs_add_return_ip(regs, -MCOUNT_INSN_SIZE); in kprobe_ftrace_handler()
50 regs_add_return_ip(regs, MCOUNT_INSN_SIZE); in kprobe_ftrace_handler()
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| /linux/arch/powerpc/kernel/trace/ |
| A D | ftrace_64_pg.S | 24 subi r3, r3, MCOUNT_INSN_SIZE
47 subi r4, r4, MCOUNT_INSN_SIZE
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| A D | ftrace_32.S | 31 subi r3, r3, MCOUNT_INSN_SIZE
56 subi r4, r4, MCOUNT_INSN_SIZE
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| A D | ftrace_64_mprofile.S | 83 subi r3, r7, MCOUNT_INSN_SIZE
179 subi r3, r7, MCOUNT_INSN_SIZE
301 subi r4, r4, MCOUNT_INSN_SIZE
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| /linux/arch/xtensa/kernel/ |
| A D | mcount.S | 46 addi a6, a6, -MCOUNT_INSN_SIZE
67 addi a2, a10, -MCOUNT_INSN_SIZE
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| /linux/kernel/trace/ |
| A D | fgraph.c | 105 #ifndef MCOUNT_INSN_SIZE
108 # error MCOUNT_INSN_SIZE not defined with direct calls enabled
110 # define MCOUNT_INSN_SIZE 0 macro
126 ftrace_find_rec_direct(ret - MCOUNT_INSN_SIZE)) in function_graph_enter()
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| A D | trace_stack.c | 287 #ifndef MCOUNT_INSN_SIZE
288 # define MCOUNT_INSN_SIZE 0 macro
308 ip += MCOUNT_INSN_SIZE; in stack_trace_call()
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| /linux/arch/riscv/kernel/ |
| A D | ftrace.c | 42 MCOUNT_INSN_SIZE)) in ftrace_check_current_call()
69 ((void *)hook_pos, enable ? call : nops, MCOUNT_INSN_SIZE)) in __ftrace_modify_call()
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| /linux/arch/s390/kernel/ |
| A D | ftrace.c | 247 ip -= MCOUNT_INSN_SIZE; in prepare_ftrace_return()
311 instruction_pointer_set(regs, ip + MCOUNT_INSN_SIZE); in kprobe_ftrace_handler()
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| /linux/arch/microblaze/include/asm/ |
| A D | ftrace.h | 8 #define MCOUNT_INSN_SIZE 8 /* sizeof mcount call */ macro
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| /linux/arch/csky/include/asm/ |
| A D | ftrace.h | 6 #define MCOUNT_INSN_SIZE 14 macro
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| /linux/arch/sparc/include/asm/ |
| A D | ftrace.h | 7 #define MCOUNT_INSN_SIZE 4 /* sizeof mcount call */ macro
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| /linux/arch/parisc/include/asm/ |
| A D | ftrace.h | 9 #define MCOUNT_INSN_SIZE 4 macro
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| /linux/arch/ia64/include/asm/ |
| A D | ftrace.h | 6 #define MCOUNT_INSN_SIZE 32 /* sizeof mcount call */ macro
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| /linux/arch/xtensa/include/asm/ |
| A D | ftrace.h | 32 #define MCOUNT_INSN_SIZE 3 macro
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| /linux/arch/sh/include/asm/ |
| A D | ftrace.h | 7 #define MCOUNT_INSN_SIZE 4 /* sizeof mcount call */ macro
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| /linux/arch/nds32/include/asm/ |
| A D | ftrace.h | 14 #define MCOUNT_INSN_SIZE 12 macro
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| /linux/arch/arm/include/asm/ |
| A D | ftrace.h | 11 #define MCOUNT_INSN_SIZE 4 /* sizeof mcount call */ macro
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| /linux/arch/arm64/include/asm/ |
| A D | ftrace.h | 33 #define MCOUNT_INSN_SIZE AARCH64_INSN_SIZE macro
|