Re: [PATCH v2] signal: restore the override_rlimit logic
From: Oleg Nesterov
Date: Mon Nov 04 2024 - 15:42:43 EST
On 11/04, Roman Gushchin wrote:
>
> -long inc_rlimit_get_ucounts(struct ucounts *ucounts, enum rlimit_type type)
> +long inc_rlimit_get_ucounts(struct ucounts *ucounts, enum rlimit_type type,
> + bool override_rlimit)
> {
> /* Caller must hold a reference to ucounts */
> struct ucounts *iter;
> @@ -320,7 +321,8 @@ long inc_rlimit_get_ucounts(struct ucounts *ucounts, enum rlimit_type type)
> goto unwind;
> if (iter == ucounts)
> ret = new;
> - max = get_userns_rlimit_max(iter->ns, type);
> + if (!override_rlimit)
> + max = get_userns_rlimit_max(iter->ns, type);
> /*
> * Grab an extra ucount reference for the caller when
> * the rlimit count was previously 0.
Acked-by: Oleg Nesterov <oleg@xxxxxxxxxx>