--- doc/guides/nics/gve.rst | 16 ++++++++++------ 1 file changed, 10 insertions(+), 6 deletions(-)
diff --git a/doc/guides/nics/gve.rst b/doc/guides/nics/gve.rst index 1c3eaf03ef..80991e70cf 100644 --- a/doc/guides/nics/gve.rst +++ b/doc/guides/nics/gve.rst @@ -70,6 +70,8 @@ Supported features of the GVE PMD are: - Link state information - Tx multi-segments (Scatter Tx) - Tx UDP/TCP/SCTP Checksum +- RSS hash configuration +- RSS redirection table update and query Currently, only GQI_QPL and GQI_RDA queue format are supported in PMD. Jumbo Frame is not supported in PMD for now. @@ -77,10 +79,12 @@ It'll be added in a future DPDK release. Also, only GQI_QPL queue format is in use on GCP since GQI_RDA hasn't been released in production. -Currently, setting MTU with value larger than 1460 is not supported. +RSS +^^^ -Currently, only "RSS hash" is force enabled -so that the backend hardware device calculated hash values -could be shared with applications. -But for RSS, there is no such API to config RSS hash function or RETA table. -So, limited RSS is supported only with default config/setting. +GVE RSS can be enabled and configured using the standard interfaces. The driver +does not support querying the initial RSS configuration. + +The RSS hash key must be exactly 40 bytes, and the redirection table must have +128 entries. The RSS hash key must be configured before the redirection table +can be set up. -- 2.43.0.429.g432eaa2c6b-goog
