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Merge tag 'vfio-v4.7-rc2' of git://github.com/awilliam/linux-vfio

Browse Source 
Pull VFIO fixes from Alex Williamson:
 "Fix irqfd shutdown ordering, build warning, and VPD short read"

* tag 'vfio-v4.7-rc2' of git://github.com/awilliam/linux-vfio:
  vfio/pci: Allow VPD short read
  vfio/type1: Fix build warning
  vfio/pci: Fix ordering of eventfd vs virqfd shutdown
This commit is contained in:
Linus Torvalds
2016-06-04 12:25:36 -07:00
parent 95b46aeb05 ce7585f3c4
commit f2c6b9e4b2
3 changed files with 6 additions and 5 deletions
Download Patch File Download Diff File Expand all files Collapse all files
drivers/vfio/pci/vfio_pci_config.c
+2 -1
View File
@@ -749,7 +749,8 @@ static int vfio_vpd_config_write(struct vfio_pci_device *vdev, int pos,
if (pci_write_vpd(pdev, addr & ~PCI_VPD_ADDR_F, 4, &data) != 4)
return count;
} else {
if (pci_read_vpd(pdev, addr, 4, &data) != 4)
data = 0;
if (pci_read_vpd(pdev, addr, 4, &data) < 0)
return count;
*pdata = cpu_to_le32(data);
}
drivers/vfio/pci/vfio_pci_intrs.c
+3 -3
View File
@@ -228,9 +228,9 @@ static int vfio_intx_set_signal(struct vfio_pci_device *vdev, int fd)
static void vfio_intx_disable(struct vfio_pci_device *vdev)
{
vfio_intx_set_signal(vdev, -1);
vfio_virqfd_disable(&vdev->ctx[0].unmask);
vfio_virqfd_disable(&vdev->ctx[0].mask);
vfio_intx_set_signal(vdev, -1);
vdev->irq_type = VFIO_PCI_NUM_IRQS;
vdev->num_ctx = 0;
kfree(vdev->ctx);
@@ -401,13 +401,13 @@ static void vfio_msi_disable(struct vfio_pci_device *vdev, bool msix)
struct pci_dev *pdev = vdev->pdev;
int i;
vfio_msi_set_block(vdev, 0, vdev->num_ctx, NULL, msix);
for (i = 0; i < vdev->num_ctx; i++) {
vfio_virqfd_disable(&vdev->ctx[i].unmask);
vfio_virqfd_disable(&vdev->ctx[i].mask);
}
vfio_msi_set_block(vdev, 0, vdev->num_ctx, NULL, msix);
if (msix) {
pci_disable_msix(vdev->pdev);
kfree(vdev->msix);
drivers/vfio/vfio_iommu_type1.c
+1 -1
View File
@@ -515,7 +515,7 @@ static int map_try_harder(struct vfio_domain *domain, dma_addr_t iova,
unsigned long pfn, long npage, int prot)
{
long i;
int ret;
int ret = 0;
for (i = 0; i < npage; i++, pfn++, iova += PAGE_SIZE) {
ret = iommu_map(domain->domain, iova,