(2013/08/27 17:48), Namhyung Kim wrote:
> @@ -315,13 +316,18 @@ static int parse_probe_vars(char *arg, const struct
> fetch_type *t,
> ret = -EINVAL;
> } else if (strncmp(arg, "stack", 5) == 0) {
> if (arg[5] == '\0') {
> - if (strcmp(t->name, DEFAULT_FETCH_TYPE_STR) == 0)
> - f->fn = fetch_stack_address;
> - else
> - ret = -EINVAL;
> + if (strcmp(t->name, DEFAULT_FETCH_TYPE_STR))
> + return -EINVAL;
> +
> + if (is_kprobe)
> + f->fn = fetch_kernel_stack_address;
> + else {
> + f->fn = t->fetch[FETCH_MTD_stack];
> + f->data = (void *)0;
> + }
No, the 'stack' means the address of the stack frame. Perhaps you might make a
new function to retrieve it from pt_regs.
Thank you,
--
Masami HIRAMATSU
IT Management Research Dept. Linux Technology Center
Hitachi, Ltd., Yokohama Research Laboratory
E-mail: masami.hiramatsu...@hitachi.com
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