linux-kernel - Re: [PATCH] NBD: replace kill_bdev() with __invalidate

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Message-ID: <5731A8D3.8010305@redhat.com>
Date:	Tue, 10 May 2016 11:24:35 +0200
From:	Paolo Bonzini <pbonzini@...hat.com>
To:	Ratna Manoj <manoj.br@...il.com>,
	Markus Pargmann <mpa@...gutronix.de>
Cc:	jack@...e.cz, Gou Rao <grao@...tworx.com>,
	Vinod Jayaraman <jv@...tworx.com>,
	nbd-general@...ts.sourceforge.net, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] NBD: replace kill_bdev() with __invalidate_device()



On 23/04/2016 04:17, Ratna Manoj wrote:
> Ext4 can be fixed with the this patch:
> http://www.spinics.net/lists/linux-ext4/msg51112.html 
> It did not make to the kernel. It checks the state of the buffer head
> before committing.

The patch did not make it, but Ted Ts'o proposed an alternative
(modifying __sync_dirty_buffer).

Paolo