Messages in this thread | | | Date | Wed, 11 Dec 2013 16:18:36 +0000 | From | Stefano Stabellini <> | Subject | Re: [Xen-devel] [PATCH RFC] xen-block: correctly define structures in public headers |
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On Tue, 3 Dec 2013, Konrad Rzeszutek Wilk wrote: > > > If Konrad and Boris agree that breaking the kernel's ABI in this way is > > > acceptable in this specific case, I'll defer to them. > > > > My opinion as Xen on ARM hypervisor maintainer is that this is the right > > thing to do in this case. > > Heh. If somebody can guarantee me that (by testing the right variants and > mentioning this in the git commit) that this does not break x86, then > I am fine. > > And by 'break x86' I mean that this combination works: > 32-bit domU on 64-bit dom0 > 64-bit domU on 32-bit dom0 > > And perhaps also the obvious: > 64-bit domU on 64-bit dom0 > 32-bit domU on 32-bit dom0 > > Since the xen-blkback has its own version of the structs there is no > need to change change newer and older version of it. > > As long as that works I am OK sticking it in. > > I think from the ARM perspective it is still in 'experimental' phase > so anything goes to make it work under ARM.
Roger, can you please test this patch on x86 as suggested by Konrad and confirm that it doesn't break anything?
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