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Re: [PATCH for-4.2 v2 3/3] block/file-posix: Let post-EOF fallocate seri
Re: [PATCH for-4.2 v2 3/3] block/file-posix: Let post-EOF fallocate serialize
Thu, 14 Nov 2019 18:16:22 +0100
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On 14.11.19 18:15, Max Reitz wrote:
> On 14.11.19 17:27, Christoph Hellwig wrote:
>> On Fri, Nov 01, 2019 at 04:25:10PM +0100, Max Reitz wrote:
>>> The XFS kernel driver has a bug that may cause data corruption for qcow2
>>> images as of qemu commit c8bb23cbdbe32f. We can work around it by
>>> treating post-EOF fallocates as serializing up until infinity (INT64_MAX
>>> in practice).
>> This has been fixed in the kernel a while ago. I don't think it makes
>> sense to work around it in qemu.
> Has it? It was my understanding that this is fixed by
Sorry, broke the link. Let me try again:
> has been merged only very recently and is on track to be part of Linux
> 5.5, as far as I understand.
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