Re: [Xen-devel] [PATCH RFC] Add SUPPORT.md

2017-09-14 Thread Konrad Rzeszutek Wilk
On Thu, Sep 07, 2017 at 05:50:13AM -0600, Jan Beulich wrote: > >>> On 07.09.17 at 13:31, wrote: > > On 08/31/2017 01:46 PM, Jan Beulich wrote: > > On 31.08.17 at 12:27, wrote: > >>> +### Live Patching > >>> + > >>> +Status: Supported, x86 only > >>> + > >>> +Compile time disabled > >> >

Re: [Xen-devel] [PATCH RFC] Add SUPPORT.md

2017-09-12 Thread Dario Faggioli
On Mon, 2017-09-11 at 15:16 +0100, George Dunlap wrote: > On 09/07/2017 10:54 PM, Stefano Stabellini wrote: > > On Thu, 31 Aug 2017, George Dunlap wrote: > > > > > > +### Null Scheduler > > > + > > > +Status: Experimental > > > + > > > > > Can we say more than Experimental? I think it should

Re: [Xen-devel] [PATCH RFC] Add SUPPORT.md

2017-09-11 Thread Stefano Stabellini
On Mon, 11 Sep 2017, Rich Persaud wrote: > On Sep 11, 2017, at 10:16, George Dunlap wrote: > > +### vTPM Support > > + > > +    Status: Supported, x86 only > > > This should probably be x86/vTPM. TPM, the way we are discussing

Re: [Xen-devel] [PATCH RFC] Add SUPPORT.md

2017-09-11 Thread Rich Persaud
On Sep 11, 2017, at 10:16, George Dunlap wrote: > >>> +### vTPM Support >>> + >>> +Status: Supported, x86 only >> >> This should probably be x86/vTPM. TPM, the way we are discussing it, is >> an x86-only implementation. ARM-based alternatives are not called TPM >> AFAIK. > > Someone said th

Re: [Xen-devel] [PATCH RFC] Add SUPPORT.md

2017-09-11 Thread Julien Grall
On 11/09/17 17:39, Stefano Stabellini wrote: On Mon, 11 Sep 2017, Julien Grall wrote: On 07/09/17 22:54, Stefano Stabellini wrote: On Thu, 31 Aug 2017, George Dunlap wrote: +### Direct-boot kernel image format + +Supported, x86: bzImage +Supported, ARM32: zImage +Supported, ARM64

Re: [Xen-devel] [PATCH RFC] Add SUPPORT.md

2017-09-11 Thread Stefano Stabellini
On Mon, 11 Sep 2017, Julien Grall wrote: > On 07/09/17 22:54, Stefano Stabellini wrote: > > On Thu, 31 Aug 2017, George Dunlap wrote: > > > +### Direct-boot kernel image format > > > + > > > +Supported, x86: bzImage > > > +Supported, ARM32: zImage > > > +Supported, ARM64: Image [XXX - N

Re: [Xen-devel] [PATCH RFC] Add SUPPORT.md

2017-09-11 Thread George Dunlap
On 09/11/2017 05:16 PM, Julien Grall wrote: > > > On 11/09/17 15:16, George Dunlap wrote: >> On 09/07/2017 10:54 PM, Stefano Stabellini wrote: >>> On Thu, 31 Aug 2017, George Dunlap wrote: +### Direct-boot kernel image format + +    Supported, x86: bzImage +    Supported, ARM3

Re: [Xen-devel] [PATCH RFC] Add SUPPORT.md

2017-09-11 Thread Julien Grall
On 11/09/17 17:15, George Dunlap wrote: On 09/11/2017 04:54 PM, Julien Grall wrote: Hi, Sorry I missed e-mail. It seems I was not CCed on it. Sorry -- already had a pretty large CC list. I'll add you for the next one. +### ARM/SMMU + +Status: Supported, with caveats + +Only ARM SMMU

Re: [Xen-devel] [PATCH RFC] Add SUPPORT.md

2017-09-11 Thread Julien Grall
On 11/09/17 15:16, George Dunlap wrote: On 09/07/2017 10:54 PM, Stefano Stabellini wrote: On Thu, 31 Aug 2017, George Dunlap wrote: +### Direct-boot kernel image format + +Supported, x86: bzImage +Supported, ARM32: zImage +Supported, ARM64: Image [XXX - Not sure if this is correct

Re: [Xen-devel] [PATCH RFC] Add SUPPORT.md

2017-09-11 Thread George Dunlap
On 09/11/2017 04:54 PM, Julien Grall wrote: > Hi, > > Sorry I missed e-mail. It seems I was not CCed on it. Sorry -- already had a pretty large CC list. I'll add you for the next one. +### ARM/SMMU + +    Status: Supported, with caveats + +Only ARM SMMU hardware is sup

Re: [Xen-devel] [PATCH RFC] Add SUPPORT.md

2017-09-11 Thread George Dunlap
On 09/11/2017 05:00 PM, Julien Grall wrote: > > > On 07/09/17 22:54, Stefano Stabellini wrote: >> On Thu, 31 Aug 2017, George Dunlap wrote: >>> +### Direct-boot kernel image format >>> + >>> +    Supported, x86: bzImage >>> +    Supported, ARM32: zImage >>> +    Supported, ARM64: Image [XXX - Not

Re: [Xen-devel] [PATCH RFC] Add SUPPORT.md

2017-09-11 Thread Julien Grall
On 07/09/17 22:54, Stefano Stabellini wrote: On Thu, 31 Aug 2017, George Dunlap wrote: +### Direct-boot kernel image format + +Supported, x86: bzImage +Supported, ARM32: zImage +Supported, ARM64: Image [XXX - Not sure if this is correct] On ARM64 it's called Image.gz. That's no

Re: [Xen-devel] [PATCH RFC] Add SUPPORT.md

2017-09-11 Thread Julien Grall
Hi, Sorry I missed e-mail. It seems I was not CCed on it. On 07/09/17 22:36, Stefano Stabellini wrote: On Thu, 31 Aug 2017, Roger Pau Monne wrote: +### ARM/Non-PCI device passthrough + +Status: Supported I guess non-pci devices on ARM also use the IOMMU? (SMMU) Yes, they do. +### AR

Re: [Xen-devel] [PATCH RFC] Add SUPPORT.md

2017-09-11 Thread Anthony PERARD
On Mon, Sep 11, 2017 at 04:07:08PM +0100, George Dunlap wrote: > On 09/11/2017 04:02 PM, Anthony PERARD wrote: > > On Mon, Sep 11, 2017 at 03:16:13PM +0100, George Dunlap wrote: > >> On 09/07/2017 10:54 PM, Stefano Stabellini wrote: > >>> On Thu, 31 Aug 2017, George Dunlap wrote: > +### Netbac

Re: [Xen-devel] [PATCH RFC] Add SUPPORT.md

2017-09-11 Thread George Dunlap
On 09/11/2017 04:02 PM, Anthony PERARD wrote: > On Mon, Sep 11, 2017 at 03:16:13PM +0100, George Dunlap wrote: >> On 09/07/2017 10:54 PM, Stefano Stabellini wrote: >>> On Thu, 31 Aug 2017, George Dunlap wrote: +### Netback + +Status, Linux (netback): Supported +Status, F

Re: [Xen-devel] [PATCH RFC] Add SUPPORT.md

2017-09-11 Thread Anthony PERARD
On Mon, Sep 11, 2017 at 03:16:13PM +0100, George Dunlap wrote: > On 09/07/2017 10:54 PM, Stefano Stabellini wrote: > > On Thu, 31 Aug 2017, George Dunlap wrote: > >> +### Netback > >> + > >> +Status, Linux (netback): Supported > >> +Status, FreeBSD (netback): Supported > >> +Status, QEM

Re: [Xen-devel] [PATCH RFC] Add SUPPORT.md\

2017-09-11 Thread George Dunlap
On 09/07/2017 03:56 PM, Wei Liu wrote: > On Thu, Sep 07, 2017 at 02:52:49PM +0100, George Dunlap wrote: >> On 09/01/2017 04:00 PM, Wei Liu wrote: >>> On Thu, Aug 31, 2017 at 11:27:19AM +0100, George Dunlap wrote: +### Direct-boot kernel image format + +Supported, x86: bzImage >>>

Re: [Xen-devel] [PATCH RFC] Add SUPPORT.md

2017-09-11 Thread George Dunlap
On 09/07/2017 10:54 PM, Stefano Stabellini wrote: > On Thu, 31 Aug 2017, George Dunlap wrote: >> +### Direct-boot kernel image format >> + >> +Supported, x86: bzImage >> +Supported, ARM32: zImage >> +Supported, ARM64: Image [XXX - Not sure if this is correct] > > On ARM64 it's called I

Re: [Xen-devel] [PATCH RFC] Add SUPPORT.md

2017-09-08 Thread Stefano Stabellini
On Fri, 8 Sep 2017, Roger Pau Monné wrote: > On Thu, Sep 07, 2017 at 02:54:11PM -0700, Stefano Stabellini wrote: > > On Thu, 31 Aug 2017, George Dunlap wrote: > > > +### Direct-boot kernel image format > > > + > > > +Supported, x86: bzImage > > > +Supported, ARM32: zImage > > > +Support

Re: [Xen-devel] [PATCH RFC] Add SUPPORT.md

2017-09-08 Thread Roger Pau Monné
On Thu, Sep 07, 2017 at 02:54:11PM -0700, Stefano Stabellini wrote: > On Thu, 31 Aug 2017, George Dunlap wrote: > > +### Direct-boot kernel image format > > + > > +Supported, x86: bzImage > > +Supported, ARM32: zImage > > +Supported, ARM64: Image [XXX - Not sure if this is correct] > >

Re: [Xen-devel] [PATCH RFC] Add SUPPORT.md

2017-09-07 Thread Stefano Stabellini
On Thu, 31 Aug 2017, George Dunlap wrote: > +### Direct-boot kernel image format > + > +Supported, x86: bzImage > +Supported, ARM32: zImage > +Supported, ARM64: Image [XXX - Not sure if this is correct] On ARM64 it's called Image.gz. > +Format which the toolstack accept for direct-bo

Re: [Xen-devel] [PATCH RFC] Add SUPPORT.md

2017-09-07 Thread Stefano Stabellini
On Thu, 31 Aug 2017, Jan Beulich wrote: > >>> On 31.08.17 at 12:27, wrote: > > vMCE: Is MCE an x86-only thing, or could this conceivably by extended > > to ARM? > > I think this can't be reasonably extended beyond x86 (and, > considering their similar origin, ia64). Yes, Jan is right. ARM has SE

Re: [Xen-devel] [PATCH RFC] Add SUPPORT.md

2017-09-07 Thread Stefano Stabellini
On Thu, 31 Aug 2017, Roger Pau Monne wrote: > > +### ARM/Non-PCI device passthrough > > + > > +Status: Supported > > I guess non-pci devices on ARM also use the IOMMU? (SMMU) Yes, they do. > > +### ARM/SMMU > > + > > +Status: Supported, with caveats > > + > > +Only ARM SMMU hardware is

Re: [Xen-devel] [PATCH RFC] Add SUPPORT.md\

2017-09-07 Thread Wei Liu
On Thu, Sep 07, 2017 at 02:52:49PM +0100, George Dunlap wrote: > On 09/01/2017 04:00 PM, Wei Liu wrote: > > On Thu, Aug 31, 2017 at 11:27:19AM +0100, George Dunlap wrote: > >> +### Direct-boot kernel image format > >> + > >> +Supported, x86: bzImage > > > > Do you mean booting a PV guest? If s

Re: [Xen-devel] [PATCH RFC] Add SUPPORT.md

2017-09-07 Thread George Dunlap
On 09/07/2017 02:57 PM, Roger Pau Monné wrote: > On Thu, Sep 07, 2017 at 11:49:00AM +0100, George Dunlap wrote: >> On 08/31/2017 12:25 PM, Roger Pau Monne wrote: >>> On Thu, Aug 31, 2017 at 11:27:19AM +0100, George Dunlap wrote: [snip] +### x86/PVH dom0 >>> ^ v2 + +

Re: [Xen-devel] [PATCH RFC] Add SUPPORT.md

2017-09-07 Thread Roger Pau Monné
On Thu, Sep 07, 2017 at 11:49:00AM +0100, George Dunlap wrote: > On 08/31/2017 12:25 PM, Roger Pau Monne wrote: > > On Thu, Aug 31, 2017 at 11:27:19AM +0100, George Dunlap wrote: > >> +### x86/PV-on-HVM > > > > Do we really consider this a guest type? From both Xen and the > > toolstack PoV this i

Re: [Xen-devel] [PATCH RFC] Add SUPPORT.md\

2017-09-07 Thread George Dunlap
On 09/01/2017 04:00 PM, Wei Liu wrote: > On Thu, Aug 31, 2017 at 11:27:19AM +0100, George Dunlap wrote: >> +### Direct-boot kernel image format >> + >> +Supported, x86: bzImage > > Do you mean booting a PV guest? If so there are a few more formats. > >> +Supported, ARM32: zImage >> +S

Re: [Xen-devel] [PATCH RFC] Add SUPPORT.md

2017-09-07 Thread Jan Beulich
>>> On 07.09.17 at 13:31, wrote: > On 08/31/2017 01:46 PM, Jan Beulich wrote: > On 31.08.17 at 12:27, wrote: >>> +### Live Patching >>> + >>> +Status: Supported, x86 only >>> + >>> +Compile time disabled >> >> Bu we're settled to change that, aren't we? It was even meant to be >> so in 4

Re: [Xen-devel] [PATCH RFC] Add SUPPORT.md

2017-09-07 Thread George Dunlap
On 08/31/2017 01:46 PM, Jan Beulich wrote: On 31.08.17 at 12:27, wrote: >> vMCE: Is MCE an x86-only thing, or could this conceivably by extended >> to ARM? > > I think this can't be reasonably extended beyond x86 (and, > considering their similar origin, ia64). OK, I'll changet this to "x86

Re: [Xen-devel] [PATCH RFC] Add SUPPORT.md

2017-09-07 Thread George Dunlap
On 08/31/2017 12:25 PM, Roger Pau Monne wrote: > On Thu, Aug 31, 2017 at 11:27:19AM +0100, George Dunlap wrote: >> Add a machine-readable file to describe what features are in what >> state of being 'supported', as well as information about how long this >> release will be supported, and so on. >>

Re: [Xen-devel] [PATCH RFC] Add SUPPORT.md\

2017-09-01 Thread Wei Liu
On Thu, Aug 31, 2017 at 11:27:19AM +0100, George Dunlap wrote: > +### Direct-boot kernel image format > + > +Supported, x86: bzImage Do you mean booting a PV guest? If so there are a few more formats. > +Supported, ARM32: zImage > +Supported, ARM64: Image [XXX - Not sure if this is co

Re: [Xen-devel] [PATCH RFC] Add SUPPORT.md

2017-08-31 Thread Jan Beulich
>>> On 31.08.17 at 12:27, wrote: > vMCE: Is MCE an x86-only thing, or could this conceivably by extended > to ARM? I think this can't be reasonably extended beyond x86 (and, considering their similar origin, ia64). > +## Tooling > + > +### gdbsx > + > +Status, x86: Supported > + > +Debugger

Re: [Xen-devel] [PATCH RFC] Add SUPPORT.md

2017-08-31 Thread Jan Beulich
>>> On 31.08.17 at 13:25, wrote: > On Thu, Aug 31, 2017 at 11:27:19AM +0100, George Dunlap wrote: >> +## Limits/Guest >> + >> +### Virtual CPUs >> + >> +Limit, x86 PV: 512 >> +Limit, x86 HVM: 128 > > There has already been some discussion about the HVM vCPU limit due to > other topics, is

Re: [Xen-devel] [PATCH RFC] Add SUPPORT.md

2017-08-31 Thread Roger Pau Monne
On Thu, Aug 31, 2017 at 11:27:19AM +0100, George Dunlap wrote: > Add a machine-readable file to describe what features are in what > state of being 'supported', as well as information about how long this > release will be supported, and so on. > > The document should be formatted using "semantic n

Re: [Xen-devel] [PATCH RFC] Add SUPPORT.md

2017-08-31 Thread George Dunlap
On 08/31/2017 12:03 PM, Paul Durrant wrote: >> -Original Message- >> From: George Dunlap [mailto:george.dun...@citrix.com] >> Sent: 31 August 2017 11:56 >> To: Paul Durrant ; xen-de...@lists.xenproject.org >> Cc: Ian Jackson ; Wei Liu ; >> Andrew Cooper ; Jan Beulich >> ; Tim (Xen.org) ; Da

Re: [Xen-devel] [PATCH RFC] Add SUPPORT.md

2017-08-31 Thread Paul Durrant
> -Original Message- > From: George Dunlap [mailto:george.dun...@citrix.com] > Sent: 31 August 2017 11:56 > To: Paul Durrant ; xen-de...@lists.xenproject.org > Cc: Ian Jackson ; Wei Liu ; > Andrew Cooper ; Jan Beulich > ; Tim (Xen.org) ; Dario Faggioli > ; Tamas K Lengyel ; > Roger Pau Monn

Re: [Xen-devel] [PATCH RFC] Add SUPPORT.md

2017-08-31 Thread George Dunlap
On 08/31/2017 11:46 AM, Paul Durrant wrote: >> -Original Message- >> + >> +### Blkfront >> + >> +Status, Linux: Supported >> +Status, FreeBSD: Supported, Security support external >> +Status, Windows: Supported [XXX] >> + >> +Guest-side driver capable of speaking the Xen PV bloc

Re: [Xen-devel] [PATCH RFC] Add SUPPORT.md

2017-08-31 Thread Paul Durrant
> -Original Message- > + > +### Blkfront > + > +Status, Linux: Supported > +Status, FreeBSD: Supported, Security support external > +Status, Windows: Supported [XXX] > + > +Guest-side driver capable of speaking the Xen PV block protocol > + > +### Netfront > + > +Status, Lin