Re: [Xen-devel] [PATCH RFC 14/31] tools/libxc: Use featureset rather than guesswork

2016-01-05 Thread Andrew Cooper
On 05/01/16 15:54, Ian Campbell wrote: > On Wed, 2015-12-16 at 21:24 +, Andrew Cooper wrote: >> It is conceptually wrong to base a VM's featureset on the features >> visible to >> the toolstack which happens to construct it. >> >> Instead, the featureset used is either an explicit one passed by

Re: [Xen-devel] [PATCH RFC 14/31] tools/libxc: Use featureset rather than guesswork

2016-01-05 Thread Ian Campbell
On Wed, 2015-12-16 at 21:24 +, Andrew Cooper wrote: > It is conceptually wrong to base a VM's featureset on the features > visible to > the toolstack which happens to construct it. > > Instead, the featureset used is either an explicit one passed by the > toolstack, or the default which Xen be

[Xen-devel] [PATCH RFC 14/31] tools/libxc: Use featureset rather than guesswork

2015-12-16 Thread Andrew Cooper
It is conceptually wrong to base a VM's featureset on the features visible to the toolstack which happens to construct it. Instead, the featureset used is either an explicit one passed by the toolstack, or the default which Xen believes it can give to the guest. Signed-off-by: Andrew Cooper ---