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From: Song Liu <song@kernel.org>
Date: Tue, 26 Mar 2024 01:46:40 -0700
Message-ID: <CAPhsuW7FREFLrAnt2iYDRoJG0d=OXm-5vy3OCJ7MOJDp2SE9GQ@mail.gmail.com>
Subject: Re: [PATCH 5.10 033/238] md: implement ->set_read_only to hook into
 BLKROSET processing
To: Christoph Hellwig <hch@lst.de>, linux-raid <linux-raid@vger.kernel.org>, 
	Li Nan <linan666@huaweicloud.com>
Cc: Sasha Levin <sashal@kernel.org>, linux-kernel@vger.kernel.org, stable@vger.kernel.org, 
	Jens Axboe <axboe@kernel.dk>
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Hi Li Nan,

Could you please look into this (back port 9674f54e41ff to older stable
kernels)? If there is no clean back port, I would recommend we not do
the back port.

Thanks,
Song

On Tue, Mar 26, 2024 at 12:40=E2=80=AFAM Christoph Hellwig <hch@lst.de> wro=
te:
>
> On Mon, Mar 25, 2024 at 07:26:43AM -0400, Sasha Levin wrote:
> > On Mon, Mar 25, 2024 at 02:04:35AM +0100, Christoph Hellwig wrote:
> >> How did we end up backporting all these block layer API changes?
> >
> > They were brought in as a dependency for 9674f54e41ff ("md: Don't clear
> > MD_CLOSING when the raid is about to stop").
> >
> > It's possible to work around bringing them during backport, but I
> > preferred to bring the dependencies instead.
>
> I really don't see what these giant backports bring us.  If people
> want all the changes they'd just be better off on a modern kernel
> rather than these frankenkernels.  The automatic backporting is
> gettind way out of hand.  If the MD maintainers want
> 9674f54e41ff, maybe they can send a tailor made backport?