linux-kernel - Re: [PATCH 0/2] Revert "pid: make __task_pid_nr

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Message-ID: <20260129-gefroren-oasen-318fb2e0813e@brauner>
Date: Thu, 29 Jan 2026 15:59:14 +0100
From: Christian Brauner <brauner@...nel.org>
To: Oleg Nesterov <oleg@...hat.com>
Cc: Christian Brauner <brauner@...nel.org>,
	gaoxiang17 <gaoxiang17@...omi.com>,
	Mateusz Guzik <mjguzik@...il.com>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 0/2] Revert "pid: make __task_pid_nr_ns(ns => NULL) safe for zombie callers"

On Wed, 15 Oct 2025 14:35:50 +0200, Oleg Nesterov wrote:
> Christian,
> 
> I was going to revert 006568ab4c5c ("pid: Add a judgment for ns null in pid_nr_ns")
> but then I changed my mind and decided to revert my commit abdfd4948e45 (""pid: make
> __task_pid_nr_ns(ns => NULL) safe for zombie callers"). See the changelog.
> 
> 2/2 is offtopic and purely cosmetic.
> 
> [...]

Applied to the kernel-7.0.misc branch of the vfs/vfs.git tree.
Patches in the kernel-7.0.misc branch should appear in linux-next soon.

Please report any outstanding bugs that were missed during review in a
new review to the original patch series allowing us to drop it.

It's encouraged to provide Acked-bys and Reviewed-bys even though the
patch has now been applied. If possible patch trailers will be updated.

Note that commit hashes shown below are subject to change due to rebase,
trailer updates or similar. If in doubt, please check the listed branch.

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs.git
branch: kernel-7.0.misc

[1/2] Revert "pid: make __task_pid_nr_ns(ns => NULL) safe for zombie callers"
      https://git.kernel.org/vfs/vfs/c/2cf72670a7bb
[2/2] pid: introduce task_ppid_vnr() helper
      https://git.kernel.org/vfs/vfs/c/6ac9f2b2f8e4