Re: [Xen-devel] [PATCH v2 0/2] x86/entry/32: Get rid of paravirt_enabled in ESPFIX

2016-03-03 Thread Andy Lutomirski
On Thu, Mar 3, 2016 at 2:18 AM, Borislav Petkov wrote: > On Wed, Mar 02, 2016 at 04:47:38PM -0800, Andy Lutomirski wrote: >> Because I'm mixing paravirt and cpufeatures a bit oddly. > > That's fine. All X86_BUG_* are synthetic and exactly for stuff like > that. > > -- > Regards/Gruss, > Boris.

Re: [Xen-devel] [PATCH v2 0/2] x86/entry/32: Get rid of paravirt_enabled in ESPFIX

2016-03-03 Thread Borislav Petkov
On Wed, Mar 02, 2016 at 04:47:38PM -0800, Andy Lutomirski wrote: > Because I'm mixing paravirt and cpufeatures a bit oddly. That's fine. All X86_BUG_* are synthetic and exactly for stuff like that. -- Regards/Gruss, Boris. ECO tip #101: Trim your mails when you reply. _

Re: [Xen-devel] [PATCH v2 0/2] x86/entry/32: Get rid of paravirt_enabled in ESPFIX

2016-03-02 Thread Andy Lutomirski
On Mar 1, 2016 2:46 PM, "Borislav Petkov" wrote: > > On Mon, Feb 29, 2016 at 03:50:18PM -0800, Andy Lutomirski wrote: > > Borislav, if you're okay with this (ab)use of the cpufeatures stuff > > Because of X86_BUG_ESPFIX? Why abuse? Because I'm mixing paravirt and cpufeatures a bit oddly. > > --

Re: [Xen-devel] [PATCH v2 0/2] x86/entry/32: Get rid of paravirt_enabled in ESPFIX

2016-03-01 Thread Borislav Petkov
On Mon, Feb 29, 2016 at 03:50:18PM -0800, Andy Lutomirski wrote: > Borislav, if you're okay with this (ab)use of the cpufeatures stuff Because of X86_BUG_ESPFIX? Why abuse? -- Regards/Gruss, Boris. ECO tip #101: Trim your mails when you reply. __

[Xen-devel] [PATCH v2 0/2] x86/entry/32: Get rid of paravirt_enabled in ESPFIX

2016-02-29 Thread Andy Lutomirski
[v2 because I screwed up sending it really badly and it's not worth trying to disentangle the mess] Hi Luis- As promised, here are these patches. Borislav, if you're okay with this (ab)use of the cpufeatures stuff and if they survive review, I'd be okay with them joining Luis' series or going st