linux-kernel - Re: [PATCH 2/2] pid: Optional first-fit pid allocation

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Message-ID: <glmbovmv7ahln6omzoas5lrktaafbmxdkbs4mfoummhrlayl7u@s2nv66r7yx43>
Date: Wed, 5 Mar 2025 16:04:08 +0100
From: Michal Koutný <mkoutny@...e.com>
To: Andrew Morton <akpm@...ux-foundation.org>
Cc: Christian Brauner <brauner@...nel.org>, 
	Alexander Mikhalitsyn <alexander@...alicyn.com>, linux-doc@...r.kernel.org, linux-kernel@...r.kernel.org, 
	linux-fsdevel@...r.kernel.org, linux-trace-kernel@...r.kernel.org, 
	Jonathan Corbet <corbet@....net>, Kees Cook <kees@...nel.org>, 
	"Eric W . Biederman" <ebiederm@...ssion.com>, Oleg Nesterov <oleg@...hat.com>
Subject: Re: [PATCH 2/2] pid: Optional first-fit pid allocation

Hi.

On Fri, Feb 21, 2025 at 04:18:54PM -0800, Andrew Morton <akpm@...ux-foundation.org> wrote:
> This seems thin.  Is there more we can tell our users?  What are the
> visible effects of this?  What are the benefits?  Why would they want
> to turn it on?

Thanks for review and comments (also Alexander).

> I mean, there are veritable paragraphs in the changelogs, but just a
> single line in the user-facing docs.  Seems there could be more...

I decided not to fiddle with allocation strategies and disable pid_max
in namespaces by default.

Michal

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