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From: Peter Xu <peterx@redhat.com>
To: "Wang, Wei W" <wei.w.wang@intel.com>
Cc: "quintela@redhat.com" <quintela@redhat.com>,
	"Wang, Lei4" <lei4.wang@intel.com>,
	"berrange@redhat.com" <berrange@redhat.com>,
	"qemu-devel@nongnu.org" <qemu-devel@nongnu.org>
Subject: Re: [PATCH v1] migration: fail the cap check if it requires the use of deferred incoming
Date: Tue, 23 May 2023 10:50:06 -0400	[thread overview]
Message-ID: <ZGzSnr5eaS1Wsjwf@x1n> (raw)
In-Reply-To: <DS0PR11MB637381609AFD7DA4998AB201DC409@DS0PR11MB6373.namprd11.prod.outlook.com>

On Tue, May 23, 2023 at 02:30:25PM +0000, Wang, Wei W wrote:
> > It's about whether we want to protect e.g. below steps:
> > 
> > 1. start dest qemu with -incoming defer
> > 2. "migrate-set-capabilities" to enable multifd
> > 3. "migrate-incoming xxx" to setup the sockets
> > 4. "migrate-set-parameters" to setup the num of multifd   <--- will be invalid here
> 
> Yes, step 4 is invalid, but I think nobody cares about that (i.e. no place uses the
> invalid value) as step2 already fails the cap setting (with error messages).

Since only until step 3 it setups the transport_data, so step 2 should be
fine and not fail?  That's the whole point of my example or I missd
something here..

-- 
Peter Xu



  reply	other threads:[~2023-05-23 14:51 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-05-18 16:00 [PATCH v1] migration: fail the cap check if it requires the use of deferred incoming Wei Wang
2023-05-18 19:20 ` Peter Xu
2023-05-19  2:34   ` Wang, Wei W
2023-05-19 15:30     ` Peter Xu
2023-05-19 15:33       ` Peter Xu
2023-05-20  1:42         ` Wang, Wei W
2023-05-22 23:36           ` Peter Xu
2023-05-23  1:44             ` Wang, Wei W
2023-05-23 13:40               ` Peter Xu
2023-05-23 14:30                 ` Wang, Wei W
2023-05-23 14:50                   ` Peter Xu [this message]
2023-05-24  1:47                     ` Wang, Wei W
2023-05-19  8:26   ` Daniel P. Berrangé
2023-05-19 15:31     ` Peter Xu

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