Re: [PATCH -tip v8 03/26] kprobes: Prohibit probing on .entry.text code

[Steven Rostedt]

On Wed, 05 Mar 2014 20:59:04 +0900
Masami Hiramatsu <masami.hiramatsu.pt@xxxxxxxxxxx> wrote:


>  struct kprobe_insn_cache {
>  	struct mutex mutex;
> diff --git a/kernel/kprobes.c b/kernel/kprobes.c
> index ceeadfc..5b5ac76 100644
> --- a/kernel/kprobes.c
> +++ b/kernel/kprobes.c
> @@ -96,9 +96,6 @@ static raw_spinlock_t *kretprobe_table_lock_ptr(unsigned long hash)
>  static struct kprobe_blackpoint kprobe_blacklist[] = {
>  	{"preempt_schedule",},
>  	{"native_get_debugreg",},
> -	{"irq_entries_start",},
> -	{"common_interrupt",},
> -	{"mcount",},	/* mcount can be called from everywhere */

Is mcount in the entry.text section? Also, what about ftrace_caller and
friends.

-- Steve
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