Re: [Xen-devel] [PATCH resend] libxl, hotplug/Linux: default to phy backend for raw format file, take 2

[Ian Campbell <Ian.Campbell@xxxxxxxxxx>]

On Mon, 2015-01-12 at 10:15 +0100, Fabio Fantoni wrote:
> In the meantime, I saw this:
> http://lists.xen.org/archives/html/xen-users/2015-01/msg00047.html
> Based on the post above seems that phy will have important risk of data 
> loss if I understand good, from Ian Campbell post:
> > xl also uses qdisk for raw disk images instead of loop+blkback which
> > xend used, because there are concerns that the loop driver can lead to
> > data loss (by not implementing direct i/o the underlying device, and/or
> > not handling flushes correct, my memory is a bit fuzzy).

Stefano already corrected me on this in this very thread.

Ian.


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