Thread (28 messages) 28 messages, 5 authors, 2021-05-18
STALE1842d LANDED: 5 (3M)
Revisions (2)
  1. v2 [diff vs current]
  2. v3 current

[PATCH v3 06/14] PCI: hv: Drop msi_controller structure

From: Marc Zyngier <maz@kernel.org>
Date: 2021-03-30 15:13:25
Also in: linux-hyperv, linux-mediatek, linux-pci, linux-renesas-soc, linux-tegra, lkml
Subsystem: hyper-v/azure core and drivers, pci native host bridge and endpoint drivers, pci subsystem, the rest · Maintainers: "K. Y. Srinivasan", Haiyang Zhang, Wei Liu, Dexuan Cui, Long Li, Lorenzo Pieralisi, Krzysztof Wilczyński, Manivannan Sadhasivam, Bjorn Helgaas, Linus Torvalds

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.

Reviewed-by: Michael Kelley <redacted>
Tested-by: Michael Kelley <redacted>
Acked-by: Bjorn Helgaas <bhelgaas@google.com>
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 27a17a1e4a7c..2c014ba7ed4b 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


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