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PCI: hv: Don't load the driver for baremetal root partition

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The root partition only uses VMBus when running nested.

When running on baremetal the Hyper-V PCI driver is not needed,
so do not initialize it.

Signed-off-by: Mukesh Rathor <[email protected]>
Signed-off-by: Nuno Das Neves <[email protected]>
Reviewed-by: Roman Kisel <[email protected]>
Reviewed-by: Michael Kelley <[email protected]>
Acked-by: Bjorn Helgaas <[email protected]>
Link: https://lore.kernel.org/r/1751582677-30930-2-git-send-email-nunodasneves@linux.microsoft.com
Signed-off-by: Wei Liu <[email protected]>
Message-ID: <1751582677-30930-2-git-send-email-nunodasneves@linux.microsoft.com>
This commit is contained in:
Mukesh Rathor authored and Wei Liu committed 2025-07-09 23:47:07 +00:00
1 parent 9669ddda18
commit f84b21da36
1 file changed
+3
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drivers/pci/controller/pci-hyperv.c
+3
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@@ -4144,6 +4144,9 @@ static int __init init_hv_pci_drv(void)
if (!hv_is_hyperv_initialized())
return -ENODEV;
if (hv_root_partition() && !hv_nested)
return -ENODEV;
ret = hv_pci_irqchip_init();
if (ret)
return ret;