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Merge branch 'pci/virtualization'

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- To avoid bus errors, enable PASID only if entire path supports End-End
    TLP prefixes (Sinan Kaya)

  - Unify slot and bus reset functions and remove hotplug knowledge from
    callers (Sinan Kaya)

  - Add Function-Level Reset quirks for Intel and Samsung NVMe devices to
    fix guest reboot issues (Alex Williamson)

  - Add function 1 DMA alias quirk for Marvell 88SS9183 PCIe SSD Controller
    (Bjorn Helgaas)

* pci/virtualization:
  PCI: Add function 1 DMA alias quirk for Marvell 88SS9183
  PCI: Delay after FLR of Intel DC P3700 NVMe
  PCI: Disable Samsung SM961/PM961 NVMe before FLR
  PCI: Export pcie_has_flr()
  PCI: Rename pci_try_reset_bus() to pci_reset_bus()
  PCI: Deprecate pci_reset_bus() and pci_reset_slot() functions
  PCI: Unify try slot and bus reset API
  PCI: Hide pci_reset_bridge_secondary_bus() from drivers
  IB/hfi1: Use pci_try_reset_bus() for initiating PCI Secondary Bus Reset
  PCI: Handle error return from pci_reset_bridge_secondary_bus()
  PCI/IOV: Tidy pci_sriov_set_totalvfs()
  PCI: Enable PASID only if entire path supports End-End TLP prefixes

# Conflicts:
#	drivers/pci/hotplug/pciehp_hpc.c
This commit is contained in:
Bjorn Helgaas
2018-08-15 14:59:06 -05:00
parent e7aaf90f9d 7695e73f3d
commit 3a48dc6fc2
13 changed files with 182 additions and 87 deletions
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6
drivers/pci/pcie/err.c
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@@ -175,9 +175,11 @@ out:
*/
static pci_ers_result_t default_reset_link(struct pci_dev *dev)
{
pci_reset_bridge_secondary_bus(dev);
int rc;
rc = pci_bridge_secondary_bus_reset(dev);
pci_printk(KERN_DEBUG, dev, "downstream link has been reset\n");
return PCI_ERS_RESULT_RECOVERED;
return rc ? PCI_ERS_RESULT_DISCONNECT : PCI_ERS_RESULT_RECOVERED;
}
static pci_ers_result_t reset_link(struct pci_dev *dev, u32 service)