pvrdma requires that the same GID attached to it will be attached to the backend device in the host.
A new QMP messages is defined so pvrdma device can broadcast any change made to its GID table. This event is captured by libvirt which in turn will update the GID table in the backend device. Signed-off-by: Yuval Shaia <yuval.sh...@oracle.com> Reviewed-by: Marcel Apfelbaum <marcel.apfelb...@gmail.com> --- MAINTAINERS | 1 + Makefile.objs | 1 + qapi/qapi-schema.json | 1 + qapi/rdma.json | 38 ++++++++++++++++++++++++++++++++++++++ 4 files changed, 41 insertions(+) create mode 100644 qapi/rdma.json diff --git a/MAINTAINERS b/MAINTAINERS index 7b68080094..525bcdcf41 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -2335,6 +2335,7 @@ F: hw/rdma/* F: hw/rdma/vmw/* F: docs/pvrdma.txt F: contrib/rdmacm-mux/* +F: qapi/rdma.json Build and test automation ------------------------- diff --git a/Makefile.objs b/Makefile.objs index 319f14d937..fe3566b797 100644 --- a/Makefile.objs +++ b/Makefile.objs @@ -1,5 +1,6 @@ QAPI_MODULES = block-core block char common crypto introspect job migration QAPI_MODULES += misc net rocker run-state sockets tpm trace transaction ui +QAPI_MODULES += rdma ####################################################################### # Common libraries for tools and emulators diff --git a/qapi/qapi-schema.json b/qapi/qapi-schema.json index 65b6dc2f6f..3bbdfcee84 100644 --- a/qapi/qapi-schema.json +++ b/qapi/qapi-schema.json @@ -86,6 +86,7 @@ { 'include': 'char.json' } { 'include': 'job.json' } { 'include': 'net.json' } +{ 'include': 'rdma.json' } { 'include': 'rocker.json' } { 'include': 'tpm.json' } { 'include': 'ui.json' } diff --git a/qapi/rdma.json b/qapi/rdma.json new file mode 100644 index 0000000000..804c68ab36 --- /dev/null +++ b/qapi/rdma.json @@ -0,0 +1,38 @@ +# -*- Mode: Python -*- +# + +## +# = RDMA device +## + +## +# @RDMA_GID_STATUS_CHANGED: +# +# Emitted when guest driver adds/deletes GID to/from device +# +# @netdev: RoCE Network Device name - char * +# +# @gid-status: Add or delete indication - bool +# +# @subnet-prefix: Subnet Prefix - uint64 +# +# @interface-id : Interface ID - uint64 +# +# Since: 3.2 +# +# Example: +# +# <- {"timestamp": {"seconds": 1541579657, "microseconds": 986760}, +# "event": "RDMA_GID_STATUS_CHANGED", +# "data": +# {"netdev": "bridge0", +# "interface-id": 15880512517475447892, +# "gid-status": true, +# "subnet-prefix": 33022}} +# +## +{ 'event': 'RDMA_GID_STATUS_CHANGED', + 'data': { 'netdev' : 'str', + 'gid-status' : 'bool', + 'subnet-prefix' : 'uint64', + 'interface-id' : 'uint64' } } -- 2.17.2