On Mon, Mar 14, 2011 at 07:06:10PM +0530, Srikar Dronamraju wrote:
> diff --git a/kernel/fork.c b/kernel/fork.c
> index de3d10a..0afa0cd 100644
> --- a/kernel/fork.c
> +++ b/kernel/fork.c
> @@ -551,6 +551,7 @@ void mmput(struct mm_struct *mm)
> might_sleep();
>
> if (atomic_dec_and_test(&mm->mm_users)) {
> + uprobes_free_xol_area(mm);
> exit_aio(mm);
> ksm_exit(mm);
> khugepaged_exit(mm); /* must run before exit_mmap */
> @@ -677,6 +678,9 @@ struct mm_struct *dup_mm(struct task_struct *tsk)
> memcpy(mm, oldmm, sizeof(*mm));
>
> /* Initializing for Swap token stuff */
> +#ifdef CONFIG_UPROBES
> + mm->uprobes_xol_area = NULL;
> +#endif
> mm->token_priority = 0;
> mm->last_interval = 0;
Perhaps move the uprobes_xol_area initialization away from that comment?
A few lines down beside the hugepage #ifdef would read a bit better.
--
steve
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