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From: Peter Xu <peterx@redhat.com>
To: Fabiano Rosas <farosas@suse.de>
Cc: qemu-devel@nongnu.org, berrange@redhat.com, armbru@redhat.com,
	Claudio Fontana <cfontana@suse.de>, Jim Fehlig <jfehlig@suse.com>,
	Thomas Huth <thuth@redhat.com>,
	Laurent Vivier <lvivier@redhat.com>,
	Paolo Bonzini <pbonzini@redhat.com>
Subject: Re: [PATCH 6/9] tests/qtest/migration: Add tests for file migration with direct-io
Date: Fri, 3 May 2024 17:25:27 -0400	[thread overview]
Message-ID: <ZjVWRzUdhAEwyWoV@x1n> (raw)
In-Reply-To: <87v83umws0.fsf@suse.de>

On Fri, May 03, 2024 at 06:05:19PM -0300, Fabiano Rosas wrote:
> >> +#ifdef O_DIRECT
> >> +static void *migrate_mapped_ram_dio_start(QTestState *from,
> >> +                                                 QTestState *to)
> >> +{
> >> +    migrate_mapped_ram_start(from, to);
> >
> > This line seems redundant, migrate_multifd_mapped_ram_start() should cover that.
> >
> 
> This is an artifact of another patch that adds direct-io + mapped-ram
> without multifd. I'm bringing that back on v2. We were having a
> discussion[1] about it in the libvirt mailing list. Having direct-io
> even without multifd might still be useful for libvirt.
> 
> 1- https://lists.libvirt.org/archives/list/devel@lists.libvirt.org/thread/K4BDDJDMJ22XMJEFAUE323H5S5E47VQX/

Ah that's fine then.  Maybe add a comment somewhere for future readers?  Or
a sentence in the commit log would work too.

-- 
Peter Xu



  reply	other threads:[~2024-05-03 21:26 UTC|newest]

Thread overview: 57+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-04-26 14:20 [PATCH 0/9] migration/mapped-ram: Add direct-io support Fabiano Rosas
2024-04-26 14:20 ` [PATCH 1/9] monitor: Honor QMP request for fd removal immediately Fabiano Rosas
2024-05-03 16:02   ` Peter Xu
2024-05-16 21:46     ` Fabiano Rosas
2024-05-08  7:17   ` Daniel P. Berrangé
2024-05-16 22:00     ` Fabiano Rosas
2024-05-17  7:33       ` Daniel P. Berrangé
2024-04-26 14:20 ` [PATCH 2/9] migration: Fix file migration with fdset Fabiano Rosas
2024-05-03 16:23   ` Peter Xu
2024-05-03 19:56     ` Fabiano Rosas
2024-05-03 21:04       ` Peter Xu
2024-05-03 21:31         ` Fabiano Rosas
2024-05-03 21:56           ` Peter Xu
2024-05-08  8:02     ` Daniel P. Berrangé
2024-05-08 12:49       ` Peter Xu
2024-05-08  8:00   ` Daniel P. Berrangé
2024-05-08 20:45     ` Fabiano Rosas
2024-04-26 14:20 ` [PATCH 3/9] tests/qtest/migration: Fix file migration offset check Fabiano Rosas
2024-05-03 16:47   ` Peter Xu
2024-05-03 20:36     ` Fabiano Rosas
2024-05-03 21:08       ` Peter Xu
2024-05-08  8:10       ` Daniel P. Berrangé
2024-04-26 14:20 ` [PATCH 4/9] migration: Add direct-io parameter Fabiano Rosas
2024-04-26 14:33   ` Markus Armbruster
2024-05-03 18:05   ` Peter Xu
2024-05-03 20:49     ` Fabiano Rosas
2024-05-03 21:16       ` Peter Xu
2024-05-14 14:10         ` Markus Armbruster
2024-05-14 17:57           ` Fabiano Rosas
2024-05-15  7:17             ` Markus Armbruster
2024-05-15 12:51               ` Fabiano Rosas
2024-05-08  8:25   ` Daniel P. Berrangé
2024-04-26 14:20 ` [PATCH 5/9] migration/multifd: Add direct-io support Fabiano Rosas
2024-05-03 18:29   ` Peter Xu
2024-05-03 20:54     ` Fabiano Rosas
2024-05-03 21:18       ` Peter Xu
2024-05-08  8:27   ` Daniel P. Berrangé
2024-04-26 14:20 ` [PATCH 6/9] tests/qtest/migration: Add tests for file migration with direct-io Fabiano Rosas
2024-05-03 18:38   ` Peter Xu
2024-05-03 21:05     ` Fabiano Rosas
2024-05-03 21:25       ` Peter Xu [this message]
2024-05-08  8:34   ` Daniel P. Berrangé
2024-04-26 14:20 ` [PATCH 7/9] monitor: fdset: Match against O_DIRECT Fabiano Rosas
2024-05-03 18:53   ` Peter Xu
2024-05-03 21:19     ` Fabiano Rosas
2024-05-03 22:16       ` Peter Xu
2024-04-26 14:20 ` [PATCH 8/9] migration: Add support for fdset with multifd + file Fabiano Rosas
2024-05-08  8:53   ` Daniel P. Berrangé
2024-05-08 18:23     ` Peter Xu
2024-05-08 20:39       ` Fabiano Rosas
2024-05-09  8:08         ` Daniel P. Berrangé
2024-05-17 22:43           ` Fabiano Rosas
2024-05-18  8:36             ` Daniel P. Berrangé
2024-04-26 14:20 ` [PATCH 9/9] tests/qtest/migration: Add a test for mapped-ram with passing of fds Fabiano Rosas
2024-05-08  8:56   ` Daniel P. Berrangé
2024-05-02 20:01 ` [PATCH 0/9] migration/mapped-ram: Add direct-io support Peter Xu
2024-05-02 20:34   ` Fabiano Rosas

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