From: Dominik Csapak <d.csapak@proxmox.com>
To: pve-devel@lists.proxmox.com
Subject: [pve-devel] [PATCH docs 1/1] examples: add new hookscript phase to example hookscript
Date: Wed, 14 Jan 2026 16:50:32 +0100 [thread overview]
Message-ID: <20260114155043.3313473-4-d.csapak@proxmox.com> (raw)
In-Reply-To: <20260114155043.3313473-1-d.csapak@proxmox.com>
qemu-server has a new phase 'post-pci-prepare' that is called for vms
with pci passthrough for each device prepared.
add that to the example hookscript and explain when it's called and it's
parameters with a comment.
Signed-off-by: Dominik Csapak <d.csapak@proxmox.com>
---
examples/guest-example-hookscript.pl | 21 +++++++++++++++++++++
1 file changed, 21 insertions(+)
diff --git a/examples/guest-example-hookscript.pl b/examples/guest-example-hookscript.pl
index 1cce2e3..d677ab3 100755
--- a/examples/guest-example-hookscript.pl
+++ b/examples/guest-example-hookscript.pl
@@ -38,6 +38,27 @@ if ($phase eq 'pre-start') {
print "$vmid started successfully.\n";
+} elsif ($phase eq 'post-pci-prepare') {
+
+ # Only called for virtual machines, not containers.
+ #
+ # This phase will be called for each pci device that is passed through,
+ # after it was prepared by the PVE stack. In other words when either
+ # * the mdev/vGPU was created
+ # * the driver was changed to vfio-pci and the device was reset
+ #
+ # This phase has 2 additional parameters
+ #
+ # First is the 'hostpciX' index:
+
+ my $hostpci_x = shift;
+
+ # Second is either the mdev uuid or the pci id
+
+ my $mdev_or_pciid = shift;
+
+ print "Prepared PCI device for $hostpci_x with uuid/pciid: $mdev_or_pciid \n.";
+
} elsif ($phase eq 'pre-stop') {
# Third phase 'pre-stop' will be executed before stopping the guest
--
2.47.3
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prev parent reply other threads:[~2026-01-14 15:51 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-01-14 15:50 [pve-devel] [PATCH docs/guest-common/qemu-server 0/3] add new pci passthrough specific hookscript phase Dominik Csapak
2026-01-14 15:50 ` [pve-devel] [PATCH guest-common 1/1] helpers: exec hookscript: add optional parameters Dominik Csapak
2026-01-14 15:50 ` [pve-devel] [PATCH qemu-server 1/1] pci: call hookscript for each prepared pci device Dominik Csapak
2026-01-14 15:50 ` Dominik Csapak [this message]
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