Re: [(take 2)patch 6/7] Kprobes registers for notify page fault

Keshavamurthy Anil S
2006-04-21T00:10:30Z

On Thu, Apr 20, 2006 at 04:25:02PM -0700, Anil S Keshavamurthy wrote:
> ---

Ha..I had missed the description again.

Patch Description:
Kprobes now registers for page fault notifications.

Signed-off-by: Anil S Keshavamurthy <anil.s.keshavmurthy@intel.com>

> kernel/kprobes.c | 8 ++++++++
> 1 file changed, 8 insertions(+)
>
> Index: linux-2.6.17-rc1-mm3/kernel/kprobes.c
> ===================================================================
> --- linux-2.6.17-rc1-mm3.orig/kernel/kprobes.c
> +++ linux-2.6.17-rc1-mm3/kernel/kprobes.c
> @@ -544,6 +544,11 @@ static struct notifier_block kprobe_exce
> .priority = 0x7fffffff /* we need to notified first */
> };
>
> +static struct notifier_block kprobe_page_fault_nb = {
> + .notifier_call = kprobe_exceptions_notify,
> + .priority = 0x7fffffff /* we need to notified first */
> +};
> +
> int __kprobes register_jprobe(struct jprobe *jp)
> {
> /* Todo: Verify probepoint is a function entry point */
> @@ -654,6 +659,9 @@ static int __init init_kprobes(void)
> if (!err)
> err = register_die_notifier(&kprobe_exceptions_nb);
>
> + if (!err)
> + err = register_page_fault_notifier(&kprobe_page_fault_nb);
> +
> return err;
> }
>
>
> --
> -
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