Re: [RFC 0/3] block/file-posix: Work around XFS bug

[Max Reitz]

On 25.10.19 15:46, Peter Maydell wrote:
> On Fri, 25 Oct 2019 at 11:09, Max Reitz <address@hidden> wrote:
>>
>> Hi,
>>
>> It seems to me that there is a bug in Linux’s XFS kernel driver, as
>> I’ve explained here:
>>
>> https://lists.nongnu.org/archive/html/qemu-block/2019-10/msg01429.html
>>
>> In combination with our commit c8bb23cbdbe32f, this may lead to guest
>> data corruption when using qcow2 images on XFS with aio=native.
> 
> Have we reported that upstream to the xfs folks?

I’ve created an RH BZ here:

https://bugzilla.redhat.com/show_bug.cgi?id=1765547

So at least some XFS folks are aware of it (and I trust them to inform
the others as necessary :-)).  (Eric Sandeen has been part of the
discussion for the last couple of days already.)

Max

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