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From: no-reply@sashiko.virtuozzo.com
To: Andrey Drobyshev <andrey.drobyshev@virtuozzo.com>,
	 svt-core@virtuozzo.com
Cc: andrey.drobyshev@virtuozzo.com
Subject: Re: [PATCH QEMU HCI-8.1 v3 16/28] migration: Move CPR HUP watch to cpr-transfer.c
Date: Fri, 16 Oct 2026 15:40:09 +0000	[thread overview]
Message-ID: <010701a1455ee438-59cd429b-2f5c-4dff-8f50-1bb8c25df259-000000@eu-central-1.amazonses.com> (raw)
In-Reply-To: <20261016-vfio_v1-v3-16-47487cb5a8e5@virtuozzo.com>

> From: Fabiano Rosas <farosas@suse.de>
> 
> Move this CPR-specific code into a cpr file. While here, give the
> functions more significant names.
> 
> This makes the new idea (after cpr-transfer) of having two parts to
> qmp_migrate slightly more obvious: either wait for the hangup or
> continue directly.
> 
> andrey.drobyshev:
>     This commit was cherry-picked from the upstream commit f523e5aa5f56,
>     adapted for the hci-dev base, which predates the upstream qmp_migrate()
>     rework around MigrationChannel: the watch is still armed with the
>     plain MigrationAddress from qmp_migrate() rather than main_ch->addr,
>     and qmp_migrate_finish_cb() keeps closing the cpr state and destroying
>     the HUP source itself.
> 
> Reviewed-by: Peter Xu <peterx@redhat.com>
> Reviewed-by: Prasad Pandit <pjp@fedoraproject.org>
> Link: https://lore.kernel.org/qemu-devel/20260123141656.6765-24-farosas@suse.de
> Signed-off-by: Fabiano Rosas <farosas@suse.de>

Sashiko has reviewed this patch and found no issues. It looks great!

-- 
Sashiko AI review · https://sashiko.vzint.dev/#/patchset/20261016-vfio_v1-v3-0-47487cb5a8e5@virtuozzo.com?part=16


  reply	other threads:[~2026-10-16 15:40 UTC|newest]

Thread overview: 57+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-10-16 15:25 [PATCH QEMU HCI-8.1 v3 00/28] vfio: support qemu-update with passed through GPU's and vGPU's #VSTOR-103860 Andrey Drobyshev
2026-10-16 15:25 ` [PATCH QEMU HCI-8.1 v3 01/28] VZ: migration/cpr-exec: fix Error leak in preserve_ram() Andrey Drobyshev
2026-10-16 15:28   ` no-reply
2026-10-16 15:26 ` [PATCH QEMU HCI-8.1 v3 02/28] migration/cpr-exec: restore RAM write access if exec fails Andrey Drobyshev
2026-10-16 15:28   ` no-reply
2026-10-16 15:26 ` [PATCH QEMU HCI-8.1 v3 03/28] vfio/region: create BAR dma-bufs with O_CLOEXEC Andrey Drobyshev
2026-10-16 15:30   ` no-reply
2026-10-16 15:26 ` [PATCH QEMU HCI-8.1 v3 04/28] migration: Plug memory leaks after migrate_set_error() Andrey Drobyshev
2026-10-16 15:29   ` no-reply
2026-10-16 15:26 ` [PATCH QEMU HCI-8.1 v3 05/28] hw/vfio: Fix liveness check in vfio_connect_kvm_msi_virq() Andrey Drobyshev
2026-10-16 15:30   ` no-reply
2026-10-16 15:26 ` [PATCH QEMU HCI-8.1 v3 06/28] vfio/pci: Reject invalid MSI-X Table and PBA BIR values Andrey Drobyshev
2026-10-16 15:30   ` no-reply
2026-10-16 15:26 ` [PATCH QEMU HCI-8.1 v3 07/28] vfio/pci: Fix information leak in vfio_rom_read() Andrey Drobyshev
2026-10-16 15:31   ` no-reply
2026-10-16 15:26 ` [PATCH QEMU HCI-8.1 v3 08/28] vfio/pci: Initialize rom_read_failed in vfio_pci_load_rom() Andrey Drobyshev
2026-10-16 15:32   ` no-reply
2026-10-16 15:26 ` [PATCH QEMU HCI-8.1 v3 09/28] vfio/pci: Grow buffer in vfio_pci_host_match() Andrey Drobyshev
2026-10-16 15:31   ` no-reply
2026-10-16 15:26 ` [PATCH QEMU HCI-8.1 v3 10/28] q35: Fix migration of SMRAM state Andrey Drobyshev
2026-10-16 15:33   ` no-reply
2026-10-16 15:26 ` [PATCH QEMU HCI-8.1 v3 11/28] migration: ensure APIC is loaded prior to VFIO PCI devices Andrey Drobyshev
2026-10-16 15:32   ` no-reply
2026-10-16 15:26 ` [PATCH QEMU HCI-8.1 v3 12/28] migration: Fix regression of passing error_fatal into vmstate_load_state() Andrey Drobyshev
2026-10-16 15:35   ` no-reply
2026-10-16 15:26 ` [PATCH QEMU HCI-8.1 v3 13/28] migration: vmstate_save_state_v: fix double error_setg Andrey Drobyshev
2026-10-16 15:38   ` no-reply
2026-10-16 15:26 ` [PATCH QEMU HCI-8.1 v3 14/28] migration: yank: Move register instance earlier Andrey Drobyshev
2026-10-16 15:41   ` no-reply
2026-10-16 15:26 ` [PATCH QEMU HCI-8.1 v3 15/28] migration: Free cpr-transfer MigrationAddress along with gsource Andrey Drobyshev
2026-10-16 15:39   ` no-reply
2026-10-16 15:26 ` [PATCH QEMU HCI-8.1 v3 16/28] migration: Move CPR HUP watch to cpr-transfer.c Andrey Drobyshev
2026-10-16 15:40   ` no-reply [this message]
2026-10-16 15:26 ` [PATCH QEMU HCI-8.1 v3 17/28] migration: Fix crash on second migration when cancel early Andrey Drobyshev
2026-10-16 15:44   ` no-reply
2026-10-16 15:26 ` [PATCH QEMU HCI-8.1 v3 18/28] kvm: tolerate ioctls after kvm_close() Andrey Drobyshev
2026-10-16 15:44   ` no-reply
2026-10-16 15:26 ` [PATCH QEMU HCI-8.1 v3 19/28] kvm: fix coalesced MMIO flush racing with kvm_close() Andrey Drobyshev
2026-10-16 15:46   ` no-reply
2026-10-16 15:26 ` [PATCH QEMU HCI-8.1 v3 20/28] migration/cpr: add cpr_is_in_progress() Andrey Drobyshev
2026-10-16 15:46   ` no-reply
2026-10-16 15:26 ` [PATCH QEMU HCI-8.1 v3 21/28] vfio/migration: don't migrate device state during CPR Andrey Drobyshev
2026-10-16 15:55   ` no-reply
2026-10-16 15:26 ` [PATCH QEMU HCI-8.1 v3 22/28] vfio/listener: skip dirty page tracking " Andrey Drobyshev
2026-10-16 15:50   ` no-reply
2026-10-16 15:26 ` [PATCH QEMU HCI-8.1 v3 23/28] VZ: vfio/cpr: don't close KVM on cpr-exec Andrey Drobyshev
2026-10-16 15:52   ` no-reply
2026-10-16 15:26 ` [PATCH QEMU HCI-8.1 v3 24/28] VZ: migration/cpr-exec: abort cpr-exec if memory can't be preserved Andrey Drobyshev
2026-10-16 15:55   ` no-reply
2026-10-16 15:26 ` [PATCH QEMU HCI-8.1 v3 25/28] VZ: migration/cpr-exec: take the vhost-net devices back if exec fails Andrey Drobyshev
2026-10-16 15:58   ` no-reply
2026-10-16 15:26 ` [PATCH QEMU HCI-8.1 v3 26/28] VZ: migration/cpr-exec: don't exec if a vhost-net device can't be released Andrey Drobyshev
2026-10-16 15:56   ` no-reply
2026-10-16 15:26 ` [PATCH QEMU HCI-8.1 v3 27/28] VZ: vfio/region: preserve BAR mappings across cpr-exec #VSTOR-103860 Andrey Drobyshev
2026-10-16 16:02   ` no-reply
2026-10-16 15:26 ` [PATCH QEMU HCI-8.1 v3 28/28] VZ: migration/cpr-exec: allow cpr-exec with VFIO devices #VSTOR-103860 Andrey Drobyshev
2026-10-16 15:59   ` no-reply

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