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

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

2017-08-31 Thread George Dunlap
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 newlines" [1], to make changes easier. Signed-off-by: Ian Jackson Signed