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From: Maxim Levitsky <mlevitsk@redhat.com>
To: Keith Busch <kbusch@kernel.org>
Cc: linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org,
	Christoph Hellwig <hch@lst.de>,
	qemu-devel@nongnu.org, kvm@vger.kernel.org
Subject: Re: Commit 'iomap: add support for dma aligned direct-io' causes qemu/KVM boot failures
Date: Thu, 29 Sep 2022 19:16:29 +0300	[thread overview]
Message-ID: <a2825beac032fd6a76838164d4e2753d30305897.camel@redhat.com> (raw)
In-Reply-To: <YzW+Mz12JT1BXoZA@kbusch-mbp.dhcp.thefacebook.com>

On Thu, 2022-09-29 at 09:48 -0600, Keith Busch wrote:
> I am aware, and I've submitted the fix to qemu here:
> 
>   https://lists.nongnu.org/archive/html/qemu-block/2022-09/msg00398.html
> 


Thanks for quick response!

Question is though, isn't this an kernel ABI breakage?

(I myself don't care, I would be happy to patch my qemu), 

but I afraid that this will break *lots* of users that only updated the kernel
and not the qemu.

What do you think?

Best regards,
	Maxim Levitsky



  reply	other threads:[~2022-09-29 17:50 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-09-29 15:41 Commit 'iomap: add support for dma aligned direct-io' causes qemu/KVM boot failures Maxim Levitsky
2022-09-29 15:48 ` Keith Busch
2022-09-29 16:16   ` Maxim Levitsky [this message]
2022-09-29 16:37     ` Keith Busch
2022-09-29 16:39       ` Christoph Hellwig
2022-09-29 17:35         ` Paolo Bonzini
2022-10-02  8:59           ` Maxim Levitsky
2022-10-02 13:56             ` Keith Busch
2022-10-03  7:06               ` Maxim Levitsky
2022-09-30 11:52 ` Thorsten Leemhuis
2022-11-04 11:59   ` Commit 'iomap: add support for dma aligned direct-io' causes qemu/KVM boot failures #forregzbot Thorsten Leemhuis

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