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Merge branch 'pci/host-vmd' into next 

* pci/host-vmd:
  PCI: vmd: Move SRCU cleanup after bus, child device removal
  PCI: vmd: Correct comment: VMD domains start at 0x10000, not 0x1000
hifive-unleashed-5.1
Bjorn Helgaas 2017-07-04 11:01:00 -05:00
parent 10fc139f2d 0cb259c47a
commit b51cb82c49
1 changed files with 5 additions and 2 deletions
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7
drivers/pci/host/vmd.c
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@ -539,7 +539,10 @@ static void vmd_detach_resources(struct vmd_dev *vmd)
}
/*
* VMD domains start at 0x1000 to not clash with ACPI _SEG domains.
* VMD domains start at 0x10000 to not clash with ACPI _SEG domains.
* Per ACPI r6.0, sec 6.5.6, _SEG returns an integer, of which the lower
* 16 bits are the PCI Segment Group (domain) number. Other bits are
* currently reserved.
*/
static int vmd_find_free_domain(void)
{
@ -734,10 +737,10 @@ static void vmd_remove(struct pci_dev *dev)
struct vmd_dev *vmd = pci_get_drvdata(dev);
vmd_detach_resources(vmd);
vmd_cleanup_srcu(vmd);
sysfs_remove_link(&vmd->dev->dev.kobj, "domain");
pci_stop_root_bus(vmd->bus);
pci_remove_root_bus(vmd->bus);
vmd_cleanup_srcu(vmd);
vmd_teardown_dma_ops(vmd);
irq_domain_remove(vmd->irq_domain);
}