linux-kernel - Re: [RESEND PATCH] dm-ebs: Mark full buffer dirty even on partial write

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Message-ID: <20251119054635.GB19993@lst.de>
Date: Wed, 19 Nov 2025 06:46:35 +0100
From: Christoph Hellwig <hch@....de>
To: Mikulas Patocka <mpatocka@...hat.com>
Cc: Benjamin Marzinski <bmarzins@...hat.com>,
	Uladzislau Rezki <urezki@...il.com>,
	Alasdair Kergon <agk@...hat.com>, DMML <dm-devel@...ts.linux.dev>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Mike Snitzer <snitzer@...hat.com>, Christoph Hellwig <hch@....de>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [RESEND PATCH] dm-ebs: Mark full buffer dirty even on partial
 write

On Tue, Nov 18, 2025 at 06:21:56PM +0100, Mikulas Patocka wrote:
> OK - I accepted Uladzislau's patch. As logical block size and physical 
> block size seem to be unreliable, it's better to set the size in dm-ebs.

logical and physical block size are reliable.  Uladzislau just seems
to have a completely broken device that needs fixing, because it will
run into all kinds of other problems otherwise.