Re: [Xen-devel] [PATCH] x86: re-order struct arch_domain fields

2015-02-04 Thread Andrew Cooper
On 03/02/15 09:45, Jan Beulich wrote: On 19.01.15 at 18:52, wrote: >> On 19/01/15 15:41, Jan Beulich wrote: >>> ... to reduce padding holes. While doing this I noticed vtsc_usercount >>> is a PV-only thing, so it gets moved straight to struct pv_domain. >> The vtsc_{user,kernel}count split is

Re: [Xen-devel] [PATCH] x86: re-order struct arch_domain fields

2015-02-03 Thread Jan Beulich
>>> On 19.01.15 at 18:52, wrote: > On 19/01/15 15:41, Jan Beulich wrote: >> ... to reduce padding holes. While doing this I noticed vtsc_usercount >> is a PV-only thing, so it gets moved straight to struct pv_domain. > > The vtsc_{user,kernel}count split is curious. They are both for stats > pur

Re: [Xen-devel] [PATCH] x86: re-order struct arch_domain fields

2015-01-20 Thread Jan Beulich
>>> On 19.01.15 at 18:52, wrote: > On 19/01/15 15:41, Jan Beulich wrote: >> ... to reduce padding holes. While doing this I noticed vtsc_usercount >> is a PV-only thing, so it gets moved straight to struct pv_domain. > > The vtsc_{user,kernel}count split is curious. They are both for stats > pur

Re: [Xen-devel] [PATCH] x86: re-order struct arch_domain fields

2015-01-19 Thread Andrew Cooper
On 19/01/15 15:41, Jan Beulich wrote: > ... to reduce padding holes. While doing this I noticed vtsc_usercount > is a PV-only thing, so it gets moved straight to struct pv_domain. The vtsc_{user,kernel}count split is curious. They are both for stats purposes alone, but there is nothing pv specifi