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UPSTREAM: PCI: hv: Drop msi_controller structure

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The Hyper-V PCI driver still makes use of a msi_controller structure,
but it looks more like a distant leftover than anything actually
useful, since it is initialised to 0 and never used for anything.

Just remove it.

Link: https://lore.kernel.org/r/20210330151145.997953-7-maz@kernel.org
Tested-by: Michael Kelley <mikelley@microsoft.com>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Reviewed-by: Michael Kelley <mikelley@microsoft.com>
Acked-by: Bjorn Helgaas <bhelgaas@google.com>
(cherry picked from commit e0fad163b6)
Signed-off-by: Marc Zyngier <mzyngier@google.com>
Change-Id: I70a1784513f05f6470a8401cfe41ff0405ca3d79
Bug: 187801341
This commit is contained in:
Marc Zyngier
2021-03-30 16:11:37 +01:00
committed by Marc Zyngier
parent 6b7d58af8d
commit 4bb6a38048
1 changed files with 0 additions and 4 deletions
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4
drivers/pci/controller/pci-hyperv.c
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@@ -473,7 +473,6 @@ struct hv_pcibus_device {
struct list_head dr_list;
struct msi_domain_info msi_info;
struct msi_controller msi_chip;
struct irq_domain *irq_domain;
spinlock_t retarget_msi_interrupt_lock;
@@ -1866,9 +1865,6 @@ static int create_root_hv_pci_bus(struct hv_pcibus_device *hbus)
if (!hbus->pci_bus)
return -ENODEV;
hbus->pci_bus->msi = &hbus->msi_chip;
hbus->pci_bus->msi->dev = &hbus->hdev->device;
pci_lock_rescan_remove();
pci_scan_child_bus(hbus->pci_bus);
hv_pci_assign_numa_node(hbus);