diff options
| author | Cédric Le Goater <clg@kaod.org> | 2019-04-18 12:39:33 +0200 |
|---|---|---|
| committer | Paul Mackerras <paulus@ozlabs.org> | 2019-04-30 19:35:16 +1000 |
| commit | 7b46b6169ab80f8f415a0ca2ea4aa7f1afdcc4f3 (patch) | |
| tree | b3d49e99bca0fc269c5be96077099283c47a609b /Documentation/virtual/kvm | |
| parent | 5ca806474859a0e94584b3a63f9509a25758408e (diff) | |
KVM: PPC: Book3S HV: XIVE: Add a control to sync the sources
This control will be used by the H_INT_SYNC hcall from QEMU to flush
event notifications on the XIVE IC owning the source.
Signed-off-by: Cédric Le Goater <clg@kaod.org>
Reviewed-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: Paul Mackerras <paulus@ozlabs.org>
Diffstat (limited to 'Documentation/virtual/kvm')
| -rw-r--r-- | Documentation/virtual/kvm/devices/xive.txt | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/Documentation/virtual/kvm/devices/xive.txt b/Documentation/virtual/kvm/devices/xive.txt index 429cbc4cf960..1e7f19d7594b 100644 --- a/Documentation/virtual/kvm/devices/xive.txt +++ b/Documentation/virtual/kvm/devices/xive.txt @@ -92,3 +92,11 @@ the legacy interrupt mode, referred as XICS (POWER7/8). -EINVAL: Invalid queue address -EFAULT: Invalid user pointer for attr->addr. -EIO: Configuration of the underlying HW failed + + 5. KVM_DEV_XIVE_GRP_SOURCE_SYNC (write only) + Synchronize the source to flush event notifications + Attributes: + Interrupt source number (64-bit) + Errors: + -ENOENT: Unknown source number + -EINVAL: Not initialized source number |