diff options
Diffstat (limited to 'arch/sparc')
| -rw-r--r-- | arch/sparc/include/asm/kprobes.h | 2 | ||||
| -rw-r--r-- | arch/sparc/kernel/ftrace.c | 5 | ||||
| -rw-r--r-- | arch/sparc/kernel/kprobes.c | 12 |
3 files changed, 7 insertions, 12 deletions
diff --git a/arch/sparc/include/asm/kprobes.h b/arch/sparc/include/asm/kprobes.h index bfcaa6326c20..06c2bc767ef7 100644 --- a/arch/sparc/include/asm/kprobes.h +++ b/arch/sparc/include/asm/kprobes.h @@ -24,7 +24,7 @@ do { flushi(&(p)->ainsn.insn[0]); \ flushi(&(p)->ainsn.insn[1]); \ } while (0) -void kretprobe_trampoline(void); +void __kretprobe_trampoline(void); /* Architecture specific copy of original instruction*/ struct arch_specific_insn { diff --git a/arch/sparc/kernel/ftrace.c b/arch/sparc/kernel/ftrace.c index 684b84ce397f..eaead3da8e03 100644 --- a/arch/sparc/kernel/ftrace.c +++ b/arch/sparc/kernel/ftrace.c @@ -82,11 +82,6 @@ int ftrace_update_ftrace_func(ftrace_func_t func) new = ftrace_call_replace(ip, (unsigned long)func); return ftrace_modify_code(ip, old, new); } - -int __init ftrace_dyn_arch_init(void) -{ - return 0; -} #endif #ifdef CONFIG_FUNCTION_GRAPH_TRACER diff --git a/arch/sparc/kernel/kprobes.c b/arch/sparc/kernel/kprobes.c index 4c05a4ee6a0e..535c7b35cb59 100644 --- a/arch/sparc/kernel/kprobes.c +++ b/arch/sparc/kernel/kprobes.c @@ -440,7 +440,7 @@ void __kprobes arch_prepare_kretprobe(struct kretprobe_instance *ri, /* Replace the return addr with trampoline addr */ regs->u_regs[UREG_RETPC] = - ((unsigned long)kretprobe_trampoline) - 8; + ((unsigned long)__kretprobe_trampoline) - 8; } /* @@ -451,7 +451,7 @@ static int __kprobes trampoline_probe_handler(struct kprobe *p, { unsigned long orig_ret_address = 0; - orig_ret_address = __kretprobe_trampoline_handler(regs, &kretprobe_trampoline, NULL); + orig_ret_address = __kretprobe_trampoline_handler(regs, NULL); regs->tpc = orig_ret_address; regs->tnpc = orig_ret_address + 4; @@ -465,13 +465,13 @@ static int __kprobes trampoline_probe_handler(struct kprobe *p, static void __used kretprobe_trampoline_holder(void) { - asm volatile(".global kretprobe_trampoline\n" - "kretprobe_trampoline:\n" + asm volatile(".global __kretprobe_trampoline\n" + "__kretprobe_trampoline:\n" "\tnop\n" "\tnop\n"); } static struct kprobe trampoline_p = { - .addr = (kprobe_opcode_t *) &kretprobe_trampoline, + .addr = (kprobe_opcode_t *) &__kretprobe_trampoline, .pre_handler = trampoline_probe_handler }; @@ -482,7 +482,7 @@ int __init arch_init_kprobes(void) int __kprobes arch_trampoline_kprobe(struct kprobe *p) { - if (p->addr == (kprobe_opcode_t *)&kretprobe_trampoline) + if (p->addr == (kprobe_opcode_t *)&__kretprobe_trampoline) return 1; return 0; |