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Diffstat (limited to 'gitlab/issues/target_missing/host_missing/accel_missing/703.toml')
| -rw-r--r-- | gitlab/issues/target_missing/host_missing/accel_missing/703.toml | 29 |
1 files changed, 0 insertions, 29 deletions
diff --git a/gitlab/issues/target_missing/host_missing/accel_missing/703.toml b/gitlab/issues/target_missing/host_missing/accel_missing/703.toml deleted file mode 100644 index 469b19bf..00000000 --- a/gitlab/issues/target_missing/host_missing/accel_missing/703.toml +++ /dev/null @@ -1,29 +0,0 @@ -id = 703 -title = "Resizable BAR (ReBAR) support on VFIO" -state = "opened" -created_at = "2021-11-01T09:20:09.204Z" -closed_at = "n/a" -labels = ["VFIO", "kind::Feature Request"] -url = "https://gitlab.com/qemu-project/qemu/-/issues/703" -host-os = "n/a" -host-arch = "n/a" -qemu-version = "n/a" -guest-os = "n/a" -guest-arch = "n/a" -description = "n/a" -reproduce = "n/a" -additional = """Currently `vfio_add_ext_cap()` doesn't pass ReBAR support option to VFIO. - -There was a report that removing the line you see below makes it boot, but the system is not stable. -Needs investigation. - -[https://github.com/qemu/qemu/blob/2255564fd21059960966b47212def9069cb56077/hw/vfio/pci.c#L2089](https://github.com/qemu/qemu/blob/2255564fd21059960966b47212def9069cb56077/hw/vfio/pci.c#L2089) -``` switch (cap_id) { - case 0: /* kernel masked capability */ - case PCI_EXT_CAP_ID_SRIOV: /* Read-only VF BARs confuse OVMF */ - case PCI_EXT_CAP_ID_ARI: /* XXX Needs next function virtualization */ - case PCI_EXT_CAP_ID_REBAR: /* Can't expose read-only */ - trace_vfio_add_ext_cap_dropped(vdev->vbasedev.name, cap_id, next); -``` - -[Discussion link](https://forum.level1techs.com/t/smart-access-memory-vs-qemu-kvm/169447)""" |