git: 9ae43352c89c - main - GCE: ARM64 Support: Add hw.pci.honor_msi_blacklist=0.
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Date: Thu, 08 Jan 2026 08:59:57 UTC
The branch main has been updated by delphij:
URL: https://cgit.FreeBSD.org/src/commit/?id=9ae43352c89c776c8171f5881a984bc39acf5d6a
commit 9ae43352c89c776c8171f5881a984bc39acf5d6a
Author: William Carrel <william.a@carrel.org>
AuthorDate: 2026-01-08 08:56:27 +0000
Commit: Xin LI <delphij@FreeBSD.org>
CommitDate: 2026-01-08 08:59:07 +0000
GCE: ARM64 Support: Add hw.pci.honor_msi_blacklist=0.
This is required for MSI support on GCE ARM64 instances which is
prerequisite to gve(4) not panicking at boot, and nvme(4) also has
a real sad time without interrupts. Tested on a variety of c4a VMs.
This is meant to be a temporary hack; long term fix would be to
check for the hypervisor and quirk gve(4) device with
PCI_QUIRK_ENABLE_MSI_VM.
PR: kern/292081
MFC after: 1 week
---
release/tools/gce.conf | 3 +++
1 file changed, 3 insertions(+)
diff --git a/release/tools/gce.conf b/release/tools/gce.conf
index 934007759279..7298aabf3956 100644
--- a/release/tools/gce.conf
+++ b/release/tools/gce.conf
@@ -59,6 +59,9 @@ console="comconsole,vidconsole"
kern.timecounter.hardware=ACPI-safe
aesni_load="YES"
nvme_load="YES"
+
+# Required for arm64.
+hw.pci.honor_msi_blacklist=0
EOF
metalog_add_data ./boot/loader.conf