linux-kernel - Re: [PATCH] bcache: fix double bio_endio completion in detached_dev_end

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Message-ID: <aW3rfPoloviR1Rp9@infradead.org>
Date: Mon, 19 Jan 2026 00:29:48 -0800
From: Christoph Hellwig <hch@...radead.org>
To: Coly Li <colyli@...as.com>
Cc: Christoph Hellwig <hch@...radead.org>,
	Stephen Zhang <starzhangzsd@...il.com>, kent.overstreet@...ux.dev,
	axboe@...nel.dk, sashal@...nel.org, linux-bcache@...r.kernel.org,
	linux-kernel@...r.kernel.org, zhangshida@...inos.cn
Subject: Re: [PATCH] bcache: fix double bio_endio completion in
 detached_dev_end_io

On Mon, Jan 19, 2026 at 04:19:38PM +0800, Coly Li wrote:
> Before I work on it, I want to know the author already ran and tested the
> patch firstly. Normally I won't test any patches posted on mailing list.

Without a published test suite that can be used for that, that is a very
high demand.  Maintainers of code that can't easily be tested by a
drive by contributor (or contributor to the parent subsystems for that
matter) need to help with testing, otherwise we would not get anything
done in the kernel.