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From: Dominik Csapak <d.csapak@proxmox.com>
To: pve-devel@lists.proxmox.com
Subject: [pve-devel] [PATCH qemu-server v6 05/10] pci: set 'enable-migration' to on for live-migration marked mapped devices
Date: Thu, 13 Feb 2025 14:17:04 +0100	[thread overview]
Message-ID: <20250213131716.3062383-9-d.csapak@proxmox.com> (raw)
In-Reply-To: <20250213131716.3062383-1-d.csapak@proxmox.com>

the default is 'auto', but for those which are marked as capable for
live migration, we want to explicitly enable that, so we get an early
error on start if the driver does not support that.

Signed-off-by: Dominik Csapak <d.csapak@proxmox.com>
---
no changes in v6
 PVE/QemuServer/PCI.pm | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/PVE/QemuServer/PCI.pm b/PVE/QemuServer/PCI.pm
index a0d99692..6bde248b 100644
--- a/PVE/QemuServer/PCI.pm
+++ b/PVE/QemuServer/PCI.pm
@@ -433,9 +433,11 @@ sub parse_hostpci {
 	die "PCI device mapping not found for '$mapping'\n" if !$devices || !scalar($devices->@*);
 
 	my $config = PVE::Mapping::PCI::config();
+	my $cfg = $config->{ids}->{$mapping};
+	$res->{'live-migration-capable'} = 1 if $cfg->{'live-migration-capable'};
 
 	for my $device ($devices->@*) {
-	    eval { PVE::Mapping::PCI::assert_valid($mapping, $device, $config->{ids}->{$mapping}) };
+	    eval { PVE::Mapping::PCI::assert_valid($mapping, $device, $cfg) };
 	    die "PCI device mapping invalid (hardware probably changed): $@\n" if $@;
 	    push $alternatives->@*, [split(/;/, $device->{path})];
 	}
@@ -692,6 +694,10 @@ sub print_hostpci_devices {
 		$devicestr .= ",host=$pcidevice->{id}";
 	    }
 
+	    if ($d->{'live-migration-capable'}) {
+		$devicestr .= ",enable-migration=on"
+	    }
+
 	    my $mf_addr = $multifunction ? ".$j" : '';
 	    $devicestr .= ",id=${id}${mf_addr}${pciaddr}${mf_addr}";
 
-- 
2.39.5



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  parent reply	other threads:[~2025-02-13 13:17 UTC|newest]

Thread overview: 51+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-02-13 13:16 [pve-devel] [PATCH (guest-)common/qemu-server/manager/docs v6] implement Dominik Csapak
2025-02-13 13:16 ` [pve-devel] [PATCH common v6 1/1] sysfs tools: add 'nvidia' -> 'mdev' workaround to pci_device_info Dominik Csapak
2025-03-06 13:00   ` [pve-devel] applied: " Thomas Lamprecht
2025-02-13 13:16 ` [pve-devel] [PATCH guest-common v6 1/2] mapping: pci: check the mdev configuration on the device too Dominik Csapak
2025-03-07 10:52   ` Fiona Ebner
2025-02-13 13:16 ` [pve-devel] [PATCH guest-common v6 2/2] mapping: pci: add 'live-migration-capable' flag to mappings Dominik Csapak
2025-03-07 10:52   ` Fiona Ebner
2025-02-13 13:17 ` [pve-devel] [PATCH qemu-server v6 01/10] vm stop-cleanup: allow callers to decide error behavior Dominik Csapak
2025-03-06 16:42   ` [pve-devel] applied: " Fiona Ebner
2025-02-13 13:17 ` [pve-devel] [PATCH qemu-server v6 02/10] migrate: call vm_stop_cleanup after stopping in phase3_cleanup Dominik Csapak
2025-03-06 16:42   ` [pve-devel] applied: " Fiona Ebner
2025-03-07 11:02     ` Dominik Csapak
2025-02-13 13:17 ` [pve-devel] [PATCH qemu-server v6 03/10] tests: cfg2cmd: fix mdev tests Dominik Csapak
2025-03-07 11:20   ` [pve-devel] applied: " Fiona Ebner
2025-03-07 11:54     ` Fiona Ebner
2025-02-13 13:17 ` [pve-devel] [PATCH qemu-server v6 04/10] pci: mapping: check mdev config against hardware Dominik Csapak
2025-03-07 11:20   ` Fiona Ebner
2025-02-13 13:17 ` Dominik Csapak [this message]
2025-03-07 11:20   ` [pve-devel] [PATCH qemu-server v6 05/10] pci: set 'enable-migration' to on for live-migration marked mapped devices Fiona Ebner
2025-02-13 13:17 ` [pve-devel] [PATCH qemu-server v6 06/10] check_local_resources: add more info per mapped device and return as hash Dominik Csapak
2025-03-07 11:20   ` Fiona Ebner
2025-02-13 13:17 ` [pve-devel] [PATCH qemu-server v6 07/10] api: enable live migration for marked mapped pci devices Dominik Csapak
2025-03-07 11:20   ` Fiona Ebner
2025-02-13 13:17 ` [pve-devel] [PATCH qemu-server v6 08/10] api: include not mapped resources for running vms in migrate preconditions Dominik Csapak
2025-03-07 12:20   ` Fiona Ebner
2025-03-07 12:56     ` Fiona Ebner
2025-02-13 13:17 ` [pve-devel] [PATCH qemu-server v6 09/10] migrate: show vfio state transferred too Dominik Csapak
2025-03-07 12:35   ` Fiona Ebner
2025-02-13 13:17 ` [pve-devel] [PATCH qemu-server v6 10/10] migrate: add transfer summary Dominik Csapak
2025-03-07 12:35   ` Fiona Ebner
2025-02-13 13:17 ` [pve-devel] [PATCH manager v6 1/5] mapping: pci: include mdev in config checks Dominik Csapak
2025-03-07 13:00   ` Fiona Ebner
2025-02-13 13:17 ` [pve-devel] [PATCH manager v6 2/5] bulk migrate: improve precondition checks Dominik Csapak
2025-03-07 13:19   ` Fiona Ebner
2025-03-07 13:23     ` Fiona Ebner
2025-02-13 13:17 ` [pve-devel] [PATCH manager v6 3/5] bulk migrate: include checks for live-migratable local resources Dominik Csapak
2025-03-07 13:30   ` Fiona Ebner
2025-03-07 13:40     ` Fiona Ebner
2025-03-10 12:52       ` Dominik Csapak
2025-03-10 13:21         ` Fiona Ebner
2025-03-10 13:58           ` Dominik Csapak
2025-03-10 14:40             ` Fiona Ebner
2025-02-13 13:17 ` [pve-devel] [PATCH manager v6 4/5] ui: adapt migration window to precondition api change Dominik Csapak
2025-03-07 14:03   ` Fiona Ebner
2025-02-13 13:17 ` [pve-devel] [PATCH manager v6 5/5] fix #5175: ui: allow configuring and live migration of mapped pci resources Dominik Csapak
2025-03-07 14:33   ` Fiona Ebner
2025-02-13 13:17 ` [pve-devel] [PATCH docs v6 1/2] qm: resource mapping: add description for `mdev` option Dominik Csapak
2025-02-13 13:17 ` [pve-devel] [PATCH docs v6 2/2] qm: resource mapping: document `live-migration-capable` setting Dominik Csapak
2025-02-13 13:30 ` [pve-devel] [PATCH (guest-)common/qemu-server/manager/docs v6] implement Dominik Csapak
2025-03-07 14:39 ` Fiona Ebner
2025-03-11 13:23 ` Dominik Csapak

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