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 v6 20/34] migration: Move CPR HUP watch to cpr-transfer.c
Date: Fri, 30 Oct 2026 15:02:00 +0000 [thread overview]
Message-ID: <010701a18d550004-d3bbe477-98c8-4ffb-89a8-05a87d0dc803-000000@eu-central-1.amazonses.com> (raw)
In-Reply-To: <20261030-vfio_v1-v6-20-45de246bc92e@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/20261030-vfio_v1-v6-0-45de246bc92e@virtuozzo.com?part=20
next prev parent reply other threads:[~2026-10-30 15:02 UTC|newest]
Thread overview: 58+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-10-30 14:45 [PATCH QEMU HCI-8.1 v6 00/34] vfio: support qemu-update with passed through GPU's and vGPU's #VSTOR-103860 Andrey Drobyshev
2026-10-30 14:45 ` [PATCH QEMU HCI-8.1 v6 01/34] VZ: migration/cpr-exec: fix Error leak in preserve_ram() Andrey Drobyshev
2026-10-30 14:49 ` no-reply
2026-10-30 14:45 ` [PATCH QEMU HCI-8.1 v6 02/34] migration/cpr-exec: restore RAM write access if exec fails Andrey Drobyshev
2026-10-30 14:49 ` no-reply
2026-10-30 14:45 ` [PATCH QEMU HCI-8.1 v6 03/34] vfio/region: create BAR dma-bufs with O_CLOEXEC Andrey Drobyshev
2026-10-30 14:50 ` no-reply
2026-10-30 14:45 ` [PATCH QEMU HCI-8.1 v6 04/34] migration/cpr-exec: require a file or exec migration URI Andrey Drobyshev
2026-10-30 14:50 ` no-reply
2026-10-30 14:45 ` [PATCH QEMU HCI-8.1 v6 05/34] migration: close the CPR state if the outgoing channel fails to open Andrey Drobyshev
2026-10-30 14:51 ` no-reply
2026-10-30 14:45 ` [PATCH QEMU HCI-8.1 v6 06/34] migration/cpr-exec: close the persisted state if the " Andrey Drobyshev
2026-10-30 14:51 ` no-reply
2026-10-30 14:45 ` [PATCH QEMU HCI-8.1 v6 07/34] migration: don't refuse a blocker over a migration of another mode Andrey Drobyshev
2026-10-30 14:53 ` no-reply
2026-10-30 14:45 ` [PATCH QEMU HCI-8.1 v6 08/34] migration: Plug memory leaks after migrate_set_error() Andrey Drobyshev
2026-10-30 14:52 ` no-reply
2026-10-30 14:45 ` [PATCH QEMU HCI-8.1 v6 09/34] hw/vfio: Fix liveness check in vfio_connect_kvm_msi_virq() Andrey Drobyshev
2026-10-30 14:53 ` no-reply
2026-10-30 14:45 ` [PATCH QEMU HCI-8.1 v6 10/34] vfio/pci: Reject invalid MSI-X Table and PBA BIR values Andrey Drobyshev
2026-10-30 14:53 ` no-reply
2026-10-30 14:45 ` [PATCH QEMU HCI-8.1 v6 11/34] vfio/pci: Fix information leak in vfio_rom_read() Andrey Drobyshev
2026-10-30 14:54 ` no-reply
2026-10-30 14:45 ` [PATCH QEMU HCI-8.1 v6 12/34] vfio/pci: Initialize rom_read_failed in vfio_pci_load_rom() Andrey Drobyshev
2026-10-30 14:54 ` no-reply
2026-10-30 14:45 ` [PATCH QEMU HCI-8.1 v6 13/34] vfio/pci: Grow buffer in vfio_pci_host_match() Andrey Drobyshev
2026-10-30 14:54 ` no-reply
2026-10-30 14:45 ` [PATCH QEMU HCI-8.1 v6 14/34] q35: Fix migration of SMRAM state Andrey Drobyshev
2026-10-30 14:56 ` no-reply
2026-10-30 14:45 ` [PATCH QEMU HCI-8.1 v6 15/34] migration: ensure APIC is loaded prior to VFIO PCI devices Andrey Drobyshev
2026-10-30 14:55 ` no-reply
2026-10-30 14:45 ` [PATCH QEMU HCI-8.1 v6 16/34] migration: Fix regression of passing error_fatal into vmstate_load_state() Andrey Drobyshev
2026-10-30 14:59 ` no-reply
2026-10-30 14:45 ` [PATCH QEMU HCI-8.1 v6 17/34] migration: vmstate_save_state_v: fix double error_setg Andrey Drobyshev
2026-10-30 14:59 ` no-reply
2026-10-30 14:45 ` [PATCH QEMU HCI-8.1 v6 18/34] migration: yank: Move register instance earlier Andrey Drobyshev
2026-10-30 14:45 ` [PATCH QEMU HCI-8.1 v6 19/34] migration: Free cpr-transfer MigrationAddress along with gsource Andrey Drobyshev
2026-10-30 15:01 ` no-reply
2026-10-30 14:45 ` [PATCH QEMU HCI-8.1 v6 20/34] migration: Move CPR HUP watch to cpr-transfer.c Andrey Drobyshev
2026-10-30 15:02 ` no-reply [this message]
2026-10-30 14:45 ` [PATCH QEMU HCI-8.1 v6 21/34] migration: Fix crash on second migration when cancel early Andrey Drobyshev
2026-10-30 15:04 ` no-reply
2026-10-30 14:45 ` [PATCH QEMU HCI-8.1 v6 22/34] kvm: tolerate ioctls after kvm_close() Andrey Drobyshev
2026-10-30 14:45 ` [PATCH QEMU HCI-8.1 v6 23/34] kvm: fix coalesced MMIO flush racing with kvm_close() Andrey Drobyshev
2026-10-30 14:45 ` [PATCH QEMU HCI-8.1 v6 24/34] migration/cpr: add cpr_is_in_progress() Andrey Drobyshev
2026-10-30 14:45 ` [PATCH QEMU HCI-8.1 v6 25/34] vfio/migration: don't migrate device state during CPR Andrey Drobyshev
2026-10-30 14:45 ` [PATCH QEMU HCI-8.1 v6 26/34] vfio/migration: don't assume the device is running on CPR incoming Andrey Drobyshev
2026-10-30 14:45 ` [PATCH QEMU HCI-8.1 v6 27/34] migration/ram: don't start dirty logging in CPR modes Andrey Drobyshev
2026-10-30 14:45 ` [PATCH QEMU HCI-8.1 v6 28/34] VZ: vfio/cpr: don't close KVM on cpr-exec Andrey Drobyshev
2026-10-30 14:46 ` [PATCH QEMU HCI-8.1 v6 29/34] VZ: migration/cpr-exec: abort cpr-exec if memory can't be preserved Andrey Drobyshev
2026-10-30 14:46 ` [PATCH QEMU HCI-8.1 v6 30/34] VZ: migration/cpr-exec: take the vhost-net devices back if exec fails Andrey Drobyshev
2026-10-30 14:46 ` [PATCH QEMU HCI-8.1 v6 31/34] VZ: migration/cpr-exec: don't exec if a vhost-net device can't be released Andrey Drobyshev
2026-10-30 14:46 ` [PATCH QEMU HCI-8.1 v6 32/34] VZ: vfio/region: preserve BAR mappings across cpr-exec #VSTOR-103860 Andrey Drobyshev
2026-10-30 14:46 ` [PATCH QEMU HCI-8.1 v6 33/34] VZ: migration/cpr-exec: allow cpr-exec with VFIO devices #VSTOR-103860 Andrey Drobyshev
2026-10-30 14:46 ` [PATCH QEMU HCI-8.1 v6 34/34] VZ: vfio/migration: don't wait for stop-copy-only device state #VSTOR-141821 Andrey Drobyshev
2026-11-02 10:33 ` [PATCH QEMU HCI-8.1 v6 00/34] vfio: support qemu-update with passed through GPU's and vGPU's #VSTOR-103860 Andrey Drobyshev
2026-11-02 10:36 Andrey Drobyshev
2026-11-02 10:36 ` [PATCH QEMU HCI-8.1 v6 20/34] migration: Move CPR HUP watch to cpr-transfer.c Andrey Drobyshev
2026-11-02 10:54 ` no-reply
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