linux-kernel - Re: PROBLEM: BLKPG_DEL_PARTITION with GENHD_FL_NO_PART used to return ENXIO, now returns EINVAL

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date: Mon, 15 Jan 2024 13:57:22 +0100
From: Karel Zak <kzak@...hat.com>
To: Allison Karlitskaya <allison.karlitskaya@...hat.com>
Cc: linux-kernel@...r.kernel.org, linux-block@...r.kernel.org,
	Jens Axboe <axboe@...nel.dk>
Subject: Re: PROBLEM: BLKPG_DEL_PARTITION with GENHD_FL_NO_PART used to
 return ENXIO, now returns EINVAL

On Mon, Jan 15, 2024 at 01:13:49PM +0100, Allison Karlitskaya wrote:
> hi,
> 
> [1.] One line summary of the problem:
> BLKPG_DEL_PARTITION on an empty loopback device used to return ENXIO
> but now returns EINVAL, breaking partprobe

 Note that partx from util-linux also assumes ENXIO, and this errno is
 interpreted as non-error ("ignore this partition").

    Karel

-- 
 Karel Zak  <kzak@...hat.com>
 http://karelzak.blogspot.com