linux-kernel - Re: [PATCH v7] do_wait: make PIDTYPE

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Date:   Mon, 15 Mar 2021 19:40:39 +0100
From:   Oleg Nesterov <oleg@...hat.com>
To:     Jim Newsome <jnewsome@...project.org>
Cc:     Andrew Morton <akpm@...ux-foundation.org>,
        "Eric W . Biederman" <ebiederm@...ssion.com>,
        Christian Brauner <christian@...uner.io>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v7] do_wait: make PIDTYPE_PID case O(1) instead of O(n)

On 03/14, Jim Newsome wrote:
>
> Since v5:
> * Switched back to explicitly looking up by tgid and then pid.

OK, as I said I won't argue, still looks good to me.

Reviewed-by: Oleg Nesterov <oleg@...hat.com>