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From: Dario Faggioli <dario.faggioli@citrix.com>
To: Jan Beulich <JBeulich@suse.com>
Cc: "george.dunlap@eu.citrix.com" <george.dunlap@eu.citrix.com>,
	"andrew.cooper3@citrix.com" <andrew.cooper3@citrix.com>,
	Kevin Tian <kevin.tian@intel.com>, Feng Wu <feng.wu@intel.com>,
	"xen-devel@lists.xen.org" <xen-devel@lists.xen.org>
Subject: Re: [PATCH v3 4/6] Pause/Unpause the domain before/after assigning PI hooks
Date: Tue, 20 Sep 2016 10:13:34 +0200	[thread overview]
Message-ID: <1474359214.4393.159.camel@citrix.com> (raw)
In-Reply-To: <57E101F7020000780011075A@prv-mh.provo.novell.com>


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On Tue, 2016-09-20 at 01:31 -0600, Jan Beulich wrote:
> > > > On 20.09.16 at 01:12, <dario.faggioli@citrix.com> wrote:
> > How's possible for the solution here to be "either remove the
> > ASSERT()
> > _OR_ change the code"? That really makes few sense to me... :-O
> 
> I disagree: Whether fixing/removing an ASSERT() that triggered or
> adjusting other code to make the ASSERT() not trigger can indeed
> both be an option, and may to some degree be a matter of taste.
>
Yes, of course this is a possibility... I thought it was clear that I
was simplifying things, but maybe I was simplifying too much, or "just"
expressed myself bad.

What I wasn't clear about was whether it is _correctness_ that is at
risk or not. And that's right because I thought we established already
that this wasn't a correctness issue, while it looked to me, from
reading the discussion, that it actually may be.

My bad again, for sure, sorry. Now I'll go back to the code to fix my
misconceptions and (hopefully) be able to make myself more useful. :-)

Thanks and Regards,
Dario
-- 
<<This happens because I choose it to happen!>> (Raistlin Majere)
-----------------------------------------------------------------
Dario Faggioli, Ph.D, http://about.me/dario.faggioli
Senior Software Engineer, Citrix Systems R&D Ltd., Cambridge (UK)

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  parent reply	other threads:[~2016-09-20  8:13 UTC|newest]

Thread overview: 50+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-08-31  3:56 [PATCH v3 0/6] VMX: Properly handle pi descriptor and per-cpu blocking list Feng Wu
2016-08-31  3:56 ` [PATCH v3 1/6] VMX: Statically assign two PI hooks Feng Wu
2016-09-01  8:16   ` Jan Beulich
2016-09-01  9:13     ` Wu, Feng
2016-09-01  9:23       ` Jan Beulich
2016-09-01  9:38         ` Wu, Feng
2016-09-06  8:42   ` Dario Faggioli
2016-09-06  9:53     ` Wu, Feng
2016-08-31  3:56 ` [PATCH v3 2/6] VMX: Properly handle pi when all the assigned devices are removed Feng Wu
2016-09-01  8:21   ` Jan Beulich
2016-09-01  9:22     ` Wu, Feng
2016-09-01 10:23       ` Jan Beulich
2016-09-01 13:12         ` Wu, Feng
2016-09-06  8:58   ` Dario Faggioli
2016-08-31  3:56 ` [PATCH v3 3/6] VMX: Cleanup PI per-cpu blocking list when vcpu is destroyed Feng Wu
2016-09-06  9:21   ` Dario Faggioli
2016-09-06 23:27     ` Wu, Feng
2016-08-31  3:56 ` [PATCH v3 4/6] Pause/Unpause the domain before/after assigning PI hooks Feng Wu
2016-09-01  8:29   ` Jan Beulich
2016-09-02  1:46     ` Wu, Feng
2016-09-02  7:04       ` Jan Beulich
2016-09-02  7:31         ` Wu, Feng
2016-09-02  8:16           ` Jan Beulich
2016-09-02  8:40             ` Wu, Feng
2016-09-02  9:25               ` Jan Beulich
2016-09-02 10:30                 ` Wu, Feng
2016-09-02 10:45                   ` Jan Beulich
2016-09-02 13:15                     ` Wu, Feng
2016-09-02 13:54                       ` Jan Beulich
2016-09-05  3:11                         ` Wu, Feng
2016-09-05  9:27                           ` Jan Beulich
2016-09-14  2:23                           ` Wu, Feng
2016-09-14  8:46                             ` Jan Beulich
2016-09-14 14:51                             ` Dario Faggioli
2016-09-18  8:37                               ` Wu, Feng
2016-09-19 23:12                                 ` Dario Faggioli
2016-09-20  0:48                                   ` Wu, Feng
2016-09-20  7:31                                   ` Jan Beulich
2016-09-20  7:53                                     ` Wu, Feng
2016-09-20  8:13                                     ` Dario Faggioli [this message]
2016-09-20  8:18                                       ` Wu, Feng
2016-09-23 14:19                       ` Jan Beulich
2016-09-26  2:53                         ` Wu, Feng
2016-08-31  3:56 ` [PATCH v3 5/6] VT-d: No need to set irq affinity for posted format IRTE Feng Wu
2016-09-01  8:38   ` Jan Beulich
2016-09-02  1:58     ` Wu, Feng
2016-08-31  3:56 ` [PATCH v3 6/6] VMX: Fixup PI descritpor when cpu is offline Feng Wu
2016-09-01  8:48   ` Jan Beulich
2016-09-02  3:25     ` Wu, Feng
2016-09-02  7:08       ` Jan Beulich

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