From: "Roger Pau Monné" <roger.pau@citrix.com>
To: Jan Beulich <JBeulich@suse.com>
Cc: Kevin Tian <kevin.tian@intel.com>,
SuraveeSuthikulpanit <suravee.suthikulpanit@amd.com>,
AndrewCooper <andrew.cooper3@citrix.com>,
Eddie Dong <eddie.dong@intel.com>,
Aravind Gopalakrishnan <Aravind.Gopalakrishnan@amd.com>,
Jun Nakajima <jun.nakajima@intel.com>,
xen-devel@lists.xenproject.org,
Boris Ostrovsky <boris.ostrovsky@oracle.com>
Subject: Re: [PATCH v6 12/29] xen/x86: allow disabling the emulated local apic
Date: Fri, 25 Sep 2015 11:00:00 +0200 [thread overview]
Message-ID: <56050D10.4070803@citrix.com> (raw)
In-Reply-To: <5603C90A02000078000A51DF@prv-mh.provo.novell.com>
El 24/09/15 a les 9.57, Jan Beulich ha escrit:
>>>> On 23.09.15 at 17:45, <roger.pau@citrix.com> wrote:
>> El 16/09/15 a les 12.05, Jan Beulich ha escrit:
>>>>>> On 04.09.15 at 14:08, <roger.pau@citrix.com> wrote:
>>> Also - aren't all the changes to this file (and perhaps othersfurther
>>> down) bug fixes in their own right?
>>
>> Whether they should be considered bugs or not it's hard to tell. There
>> was no code that executed this paths before with this configuration, and
>> probably nobody considered running HVM guests without an emulated lapic
>> a possibility, so I would argue that they are merely omissions.
>
> Whether these were active or latent bugs doesn't really matter.
> What I'd prefer is for the code adjustments not directly related to
> the feature suppression you work on to be in their own patch, so
> that the two steps taken can be viewed as two steps. Particularly
> if it later turns out that one or more of those apparent latent bugs
> are found to be actively harming some special case, backporting
> that adjustment without the feature suppression parts would
> become a straightforward option.
Ack, I'm going to split some of the changes in this patch to a pre-patch.
Roger.
next prev parent reply other threads:[~2015-09-25 9:00 UTC|newest]
Thread overview: 99+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-09-04 12:08 [PATCH v6 00/29] Introduce HVM without dm and new boot ABI Roger Pau Monne
2015-09-04 12:08 ` [PATCH v6 01/29] libxc: split x86 HVM setup_guest into smaller logical functions Roger Pau Monne
2015-09-04 12:08 ` [PATCH v6 02/29] libxc: unify xc_dom_p2m_{host/guest} Roger Pau Monne
2015-09-04 12:08 ` [PATCH v6 03/29] libxc: introduce the notion of a container type Roger Pau Monne
2015-09-04 12:08 ` [PATCH v6 04/29] libxc: introduce a domain loader for HVM guest firmware Roger Pau Monne
2015-09-04 12:08 ` [PATCH v6 05/29] libxc: make arch_setup_meminit a xc_dom_arch hook Roger Pau Monne
2015-09-04 12:08 ` [PATCH v6 06/29] libxc: make arch_setup_boot{init/late} xc_dom_arch hooks Roger Pau Monne
2015-09-04 12:08 ` [PATCH v6 07/29] libxc: rework BSP initialization Roger Pau Monne
2015-09-04 12:08 ` [PATCH v6 08/29] libxc: introduce a xc_dom_arch for hvm-3.0-x86_32 guests Roger Pau Monne
2015-09-18 15:53 ` Anthony PERARD
2015-09-23 10:32 ` Roger Pau Monné
2015-09-04 12:08 ` [PATCH v6 09/29] libxl: switch HVM domain building to use xc_dom_* helpers Roger Pau Monne
2015-09-18 15:53 ` Anthony PERARD
2015-09-23 10:38 ` Roger Pau Monné
2015-09-04 12:08 ` [PATCH v6 10/29] libxc: remove dead HVM building code Roger Pau Monne
2015-09-04 12:08 ` [PATCH v6 11/29] xen/x86: add bitmap of enabled emulated devices Roger Pau Monne
2015-09-04 12:25 ` Wei Liu
2015-09-04 13:51 ` Roger Pau Monné
2015-09-04 13:55 ` Jan Beulich
2015-09-04 22:41 ` Andrew Cooper
2015-09-23 11:43 ` Roger Pau Monné
2015-09-04 13:56 ` Wei Liu
2015-09-09 14:27 ` Wei Liu
2015-09-16 9:50 ` Jan Beulich
2015-09-23 12:35 ` Roger Pau Monné
2015-09-23 13:24 ` Jan Beulich
2015-09-23 15:02 ` Roger Pau Monné
2015-09-16 10:10 ` Jan Beulich
2015-09-23 12:42 ` Roger Pau Monné
2015-09-23 12:46 ` Andrew Cooper
2015-09-04 12:08 ` [PATCH v6 12/29] xen/x86: allow disabling the emulated local apic Roger Pau Monne
2015-09-16 10:05 ` Jan Beulich
2015-09-23 15:45 ` Roger Pau Monné
2015-09-24 7:57 ` Jan Beulich
2015-09-25 9:00 ` Roger Pau Monné [this message]
2015-09-04 12:08 ` [PATCH v6 13/29] xen/x86: allow disabling the emulated HPET Roger Pau Monne
2015-09-04 12:08 ` [PATCH v6 14/29] xen/x86: allow disabling the pmtimer Roger Pau Monne
2015-09-04 12:08 ` [PATCH v6 15/29] xen/x86: allow disabling the emulated RTC Roger Pau Monne
2015-09-04 12:08 ` [PATCH v6 16/29] xen/x86: allow disabling the emulated IO APIC Roger Pau Monne
2015-09-04 12:08 ` [PATCH v6 17/29] xen/x86: allow disabling the emulated PIC Roger Pau Monne
2015-09-21 14:34 ` Jan Beulich
2015-09-25 15:01 ` Roger Pau Monné
2015-09-04 12:08 ` [PATCH v6 18/29] xen/x86: allow disabling the emulated pmu Roger Pau Monne
2015-09-21 14:36 ` Jan Beulich
2015-09-21 14:48 ` Boris Ostrovsky
2015-09-25 15:07 ` Roger Pau Monné
2015-09-25 15:13 ` Jan Beulich
2015-09-25 15:22 ` Roger Pau Monné
2015-09-25 15:41 ` Boris Ostrovsky
2015-09-04 12:08 ` [PATCH v6 19/29] xen/x86: allow disabling the emulated VGA Roger Pau Monne
2015-09-04 12:08 ` [PATCH v6 20/29] xen/x86: allow disabling the emulated IOMMU Roger Pau Monne
2015-09-28 13:58 ` Aravind Gopalakrishnan
2015-09-04 12:09 ` [PATCH v6 21/29] xen/x86: allow disabling all emulated devices inside of Xen Roger Pau Monne
2015-09-04 12:09 ` [PATCH v6 22/29] elfnotes: intorduce a new PHYS_ENTRY elfnote Roger Pau Monne
2015-09-21 14:47 ` Jan Beulich
2015-09-28 10:35 ` Roger Pau Monné
2015-09-28 10:56 ` Jan Beulich
2015-09-28 10:59 ` Andrew Cooper
2015-09-04 12:09 ` [PATCH v6 23/29] libxc: allow creating domains without emulated devices Roger Pau Monne
2015-09-04 12:09 ` [PATCH v6 24/29] xen/x86: allow HVM guests to use hypercalls to bring up vCPUs Roger Pau Monne
2015-09-21 15:44 ` Jan Beulich
2015-09-25 15:16 ` Andrew Cooper
2015-09-25 15:52 ` Jan Beulich
2015-09-28 16:09 ` Roger Pau Monné
2015-09-29 7:09 ` Jan Beulich
2015-09-29 8:53 ` Tim Deegan
2015-09-29 10:00 ` Andrew Cooper
2015-09-29 10:07 ` Jan Beulich
2015-09-29 10:25 ` Andrew Cooper
2015-09-29 10:33 ` Jan Beulich
2015-09-29 10:37 ` Andrew Cooper
2015-09-29 10:48 ` Jan Beulich
2015-09-29 14:01 ` Roger Pau Monné
2015-09-29 15:29 ` Jan Beulich
2015-09-29 16:01 ` Roger Pau Monné
2015-09-29 16:20 ` Jan Beulich
2015-09-29 16:49 ` Roger Pau Monné
2015-09-29 16:58 ` Roger Pau Monné
2015-09-30 10:03 ` Jan Beulich
2015-09-30 11:37 ` Roger Pau Monné
2015-09-30 11:49 ` Andrew Cooper
2015-09-30 11:54 ` Jan Beulich
2015-09-30 12:19 ` Roger Pau Monné
2015-09-30 12:35 ` Jan Beulich
2015-09-30 12:50 ` Andrew Cooper
2015-09-30 15:33 ` Roger Pau Monné
2015-09-30 14:23 ` Roger Pau Monné
2015-09-30 15:41 ` Jan Beulich
2015-09-04 12:09 ` [PATCH v6 25/29] xenconsole: try to attach to PV console if HVM fails Roger Pau Monne
2015-09-04 12:09 ` [PATCH v6 26/29] libxc/xen: introduce a start info structure for HVMlite guests Roger Pau Monne
2015-09-10 16:00 ` Wei Liu
2015-09-21 15:53 ` Jan Beulich
2015-09-28 16:51 ` Roger Pau Monné
2015-09-04 12:09 ` [PATCH v6 27/29] libxc: switch xc_dom_elfloader to be used with HVMlite domains Roger Pau Monne
2015-09-04 12:09 ` [PATCH v6 28/29] libxl: allow the creation of HVM domains without a device model Roger Pau Monne
2015-09-04 12:09 ` [PATCH v6 29/29] libxl: add support for migrating HVM guests " Roger Pau Monne
2015-09-10 16:00 ` Wei Liu
2015-09-10 16:30 ` Andrew Cooper
2015-09-11 13:04 ` [PATCH v6 00/29] Introduce HVM without dm and new boot ABI Ian Campbell
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