From: Paul Durrant <Paul.Durrant@citrix.com>
To: "Yu, Zhang" <yu.c.zhang@linux.intel.com>,
Jan Beulich <jbeulich@suse.com>, Wei Liu <wei.liu2@citrix.com>
Cc: Kevin Tian <kevin.tian@intel.com>,
"Keir (Xen.org)" <keir@xen.org>,
Andrew Cooper <Andrew.Cooper3@citrix.com>,
"Tim (Xen.org)" <tim@xen.org>,
George Dunlap <George.Dunlap@citrix.com>,
"xen-devel@lists.xen.org" <xen-devel@lists.xen.org>,
"zhiyuan.lv@intel.com" <zhiyuan.lv@intel.com>,
"jun.nakajima@intel.com" <jun.nakajima@intel.com>
Subject: Re: [PATCH v2 2/3] x86/ioreq server: Rename p2m_mmio_write_dm to p2m_ioreq_server
Date: Tue, 19 Apr 2016 11:50:32 +0000 [thread overview]
Message-ID: <baf37f89274b43d49929d631ffed045e@AMSPEX02CL03.citrite.net> (raw)
In-Reply-To: <571618C8.7070603@linux.intel.com>
> -----Original Message-----
> From: Yu, Zhang [mailto:yu.c.zhang@linux.intel.com]
> Sent: 19 April 2016 12:39
> To: Paul Durrant; Jan Beulich; Wei Liu
> Cc: Kevin Tian; Keir (Xen.org); Andrew Cooper; Tim (Xen.org); George
> Dunlap; xen-devel@lists.xen.org; zhiyuan.lv@intel.com;
> jun.nakajima@intel.com
> Subject: Re: [Xen-devel] [PATCH v2 2/3] x86/ioreq server: Rename
> p2m_mmio_write_dm to p2m_ioreq_server
>
>
>
> On 4/19/2016 7:15 PM, Paul Durrant wrote:
> >> -----Original Message-----
> >> From: Yu, Zhang [mailto:yu.c.zhang@linux.intel.com]
> >> Sent: 19 April 2016 12:03
> >> To: Paul Durrant; Jan Beulich; Wei Liu
> >> Cc: Kevin Tian; Keir (Xen.org); Andrew Cooper; Tim (Xen.org); George
> >> Dunlap; xen-devel@lists.xen.org; zhiyuan.lv@intel.com;
> >> jun.nakajima@intel.com
> >> Subject: Re: [Xen-devel] [PATCH v2 2/3] x86/ioreq server: Rename
> >> p2m_mmio_write_dm to p2m_ioreq_server
> >>
> >>
> >>
> >> On 4/19/2016 12:58 AM, Paul Durrant wrote:
> >>>> -----Original Message-----
> >>>> From: Xen-devel [mailto:xen-devel-bounces@lists.xen.org] On Behalf
> Of
> >> Jan
> >>>> Beulich
> >>>> Sent: 18 April 2016 17:47
> >>>> To: Paul Durrant
> >>>> Cc: Kevin Tian; Keir (Xen.org); Andrew Cooper; Tim (Xen.org); George
> >>>> Dunlap; xen-devel@lists.xen.org; yu.c.zhang@linux.intel.com;
> >>>> zhiyuan.lv@intel.com; jun.nakajima@intel.com
> >>>> Subject: Re: [Xen-devel] [PATCH v2 2/3] x86/ioreq server: Rename
> >>>> p2m_mmio_write_dm to p2m_ioreq_server
> >>>>
> >>>>>>> Paul Durrant <Paul.Durrant@citrix.com> 04/18/16 6:45 PM >>>
> >>>>> The original patch was posted before the cut-off IIRC so I'm not sure
> >>>>> of the policy regarding freeze-exceptions.
> >>>>
> >>>> It was submitted before the feature freeze, yes, but didn't make it in
> by
> >>>> code freeze. So it's my understanding that an exception would be
> >> needed.
> >>>>
> >>>
> >>> Ok. Thanks for the clarification. IMO getting this in is worth the freeze
> >> exception... it's a shame p2m_mmio_write_dm made it into 4.6.1. It
> needs to
> >> go before it proliferates any further.
> >>>
> >>
> >> Thanks, Paul.
> >>
> >> So I suppose the only place we need change for this patch is
> >> for hvmmem_type_t, which should be defined like this?
> >>
> >> typedef enum {
> >> HVMMEM_ram_rw, /* Normal read/write guest RAM */
> >> HVMMEM_ram_ro, /* Read-only; writes are discarded */
> >> HVMMEM_mmio_dm, /* Reads and write go to the device model
> */
> >> #if __XEN_INTERFACE_VERSION__ >= 0x00040700
> >> HVMMEM_ioreq_server
> >> #else
> >> HVMMEM_mmio_write_dm
> >> #endif
> >> } hvmmem_type_t;
> >>
> >> Besides, does 4.7 still accept freeze exception? It would be great
> >> if we can get an approval for this.
> >
> > I talked to Wei earlier and he is happy to give a freeze exception to this
> change.
> >
>
> Great! I really obliged. :)
> BTW, Does some form of application need to be submitted? I'm not
> familiar with the procedure.
Nor am I. I would expect that you should submit the patch with something like "PATCH for 4.7" in the subject.
Paul
>
> Yu
> > Paul
> >
> >>
> >> Thanks
> >> Yu
> >>
> >>> Paul
> >>>
> >>>> Jan
> >>>>
> >>>>
> >>>> _______________________________________________
> >>>> Xen-devel mailing list
> >>>> Xen-devel@lists.xen.org
> >>>> http://lists.xen.org/xen-devel
> >>> _______________________________________________
> >>> Xen-devel mailing list
> >>> Xen-devel@lists.xen.org
> >>> http://lists.xen.org/xen-devel
> >>>
_______________________________________________
Xen-devel mailing list
Xen-devel@lists.xen.org
http://lists.xen.org/xen-devel
next prev parent reply other threads:[~2016-04-19 11:50 UTC|newest]
Thread overview: 82+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-03-31 10:53 [PATCH v2 0/3] x86/ioreq server: introduce HVMMEM_ioreq_server mem type Yu Zhang
2016-03-31 10:53 ` [PATCH v2 1/3] x86/ioreq server: Add new functions to get/set memory types Yu Zhang
2016-04-05 13:57 ` George Dunlap
2016-04-05 14:08 ` George Dunlap
2016-04-08 13:25 ` Andrew Cooper
2016-03-31 10:53 ` [PATCH v2 2/3] x86/ioreq server: Rename p2m_mmio_write_dm to p2m_ioreq_server Yu Zhang
2016-04-05 14:38 ` George Dunlap
2016-04-08 13:26 ` Andrew Cooper
2016-04-08 21:48 ` Jan Beulich
2016-04-18 8:41 ` Paul Durrant
2016-04-18 9:10 ` George Dunlap
2016-04-18 9:14 ` Wei Liu
2016-04-18 9:45 ` Paul Durrant
2016-04-18 16:40 ` Jan Beulich
2016-04-18 16:45 ` Paul Durrant
2016-04-18 16:47 ` Jan Beulich
2016-04-18 16:58 ` Paul Durrant
2016-04-19 11:02 ` Yu, Zhang
2016-04-19 11:15 ` Paul Durrant
2016-04-19 11:38 ` Yu, Zhang
2016-04-19 11:50 ` Paul Durrant [this message]
2016-04-19 16:51 ` Jan Beulich
2016-04-20 14:59 ` Wei Liu
2016-04-20 15:02 ` George Dunlap
2016-04-20 16:30 ` George Dunlap
2016-04-20 16:52 ` Jan Beulich
2016-04-20 16:58 ` Paul Durrant
2016-04-20 17:06 ` George Dunlap
2016-04-20 17:09 ` Paul Durrant
2016-04-21 12:24 ` Yu, Zhang
2016-04-21 13:31 ` Paul Durrant
2016-04-21 13:48 ` Yu, Zhang
2016-04-21 13:56 ` Paul Durrant
2016-04-21 14:09 ` George Dunlap
2016-04-20 17:08 ` George Dunlap
2016-04-21 12:04 ` Yu, Zhang
2016-03-31 10:53 ` [PATCH v2 3/3] x86/ioreq server: Add HVMOP to map guest ram with p2m_ioreq_server to an ioreq server Yu Zhang
[not found] ` <20160404082556.GC28633@deinos.phlegethon.org>
2016-04-05 6:01 ` Yu, Zhang
2016-04-06 17:13 ` George Dunlap
2016-04-07 7:01 ` Yu, Zhang
[not found] ` <CAFLBxZbLp2zWzCzQTaJNWbanQSmTJ57ZyTh0qaD-+YUn8o8pyQ@mail.gmail.com>
2016-04-08 10:39 ` George Dunlap
[not found] ` <5707839F.9060803@linux.intel.com>
2016-04-08 11:01 ` George Dunlap
2016-04-11 11:15 ` Yu, Zhang
2016-04-14 10:45 ` Yu, Zhang
2016-04-18 15:57 ` Paul Durrant
2016-04-19 9:11 ` Yu, Zhang
2016-04-19 9:21 ` Paul Durrant
2016-04-19 9:44 ` Yu, Zhang
2016-04-19 10:05 ` Paul Durrant
2016-04-19 11:17 ` Yu, Zhang
2016-04-19 11:47 ` Paul Durrant
2016-04-19 11:59 ` Yu, Zhang
2016-04-20 14:50 ` George Dunlap
2016-04-20 14:57 ` Paul Durrant
2016-04-20 15:37 ` George Dunlap
2016-04-20 16:30 ` Paul Durrant
2016-04-20 16:58 ` George Dunlap
2016-04-21 13:28 ` Yu, Zhang
2016-04-21 13:21 ` Yu, Zhang
2016-04-22 11:27 ` Wei Liu
2016-04-22 11:30 ` George Dunlap
2016-04-19 4:37 ` Tian, Kevin
2016-04-19 9:21 ` Yu, Zhang
2016-04-08 13:33 ` Andrew Cooper
2016-04-11 11:14 ` Yu, Zhang
2016-04-11 12:20 ` Andrew Cooper
2016-04-11 16:25 ` Jan Beulich
2016-04-08 22:28 ` Jan Beulich
2016-04-11 11:14 ` Yu, Zhang
2016-04-11 16:31 ` Jan Beulich
2016-04-12 9:37 ` Yu, Zhang
2016-04-12 15:08 ` Jan Beulich
2016-04-14 9:56 ` Yu, Zhang
2016-04-19 4:50 ` Tian, Kevin
2016-04-19 8:46 ` Paul Durrant
2016-04-19 9:27 ` Yu, Zhang
2016-04-19 9:40 ` Paul Durrant
2016-04-19 9:49 ` Yu, Zhang
2016-04-19 10:01 ` Paul Durrant
2016-04-19 9:54 ` Yu, Zhang
2016-04-19 9:15 ` Yu, Zhang
2016-04-19 9:23 ` Paul Durrant
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