On Wed, Mar 06, 2019 at 03:35:40PM +0800, Dongli Zhang wrote: > Thanks to Joe Jin's reminding, this patch is applicable to mainline linux > kernel, although there is no issue due to this kind of bug in mainline kernel. > > Therefore, can I first submit this patch to mainline kernel and then backport it > to stable linux with more detailed explanation how the issue is reproduced on xen? Yes, please do that. thanks, greg k-h