[PATCH 04/13] PCI: hyperv: Drop msi_controller structure

Marc Zyngier
2021-02-25T15:11:58Z

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.

Signed-off-by: Marc Zyngier <maz@kernel.org>
---
drivers/pci/controller/pci-hyperv.c | 4 ----
1 file changed, 4 deletions(-)

diff --git a/drivers/pci/controller/pci-hyperv.c b/drivers/pci/controller/pci-hyperv.c
index 6db8d96a78eb..93dc0fd004a3 100644
--- a/drivers/pci/controller/pci-hyperv.c
+++ b/drivers/pci/controller/pci-hyperv.c
@@ -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);
--
2.29.2