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

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Message-ID: <603ce174-4307-4425-a597-60236c237fdc@kernel.dk>
Date: Mon, 15 Jan 2024 07:25:22 -0700
From: Jens Axboe <axboe@...nel.dk>
To: Karel Zak <kzak@...hat.com>,
 Allison Karlitskaya <allison.karlitskaya@...hat.com>
Cc: linux-kernel@...r.kernel.org, linux-block@...r.kernel.org
Subject: Re: PROBLEM: BLKPG_DEL_PARTITION with GENHD_FL_NO_PART used to return
 ENXIO, now returns EINVAL

On 1/15/24 5:57 AM, Karel Zak wrote:
> 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").

Can someone send a patch for this?

-- 
Jens Axboe