From: Mark Spender <mspen...@solarflare.com>
Expand on comment on RSS_CONTEXT_ALLOC_IN_NUM_QUEUES field.
Signed-off-by: Mark Spender <mspen...@solarflare.com>
Signed-off-by: Andrew Rybchenko <arybche...@solarflare.com>
---
drivers/net/sfc/base/ef10_rx.c | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)
diff --git a/drivers/net/sfc/base/ef10_rx.c b/drivers/net/sfc/base/ef10_rx.c
index 5cf5910..9b0e1ee 100644
--- a/drivers/net/sfc/base/ef10_rx.c
+++ b/drivers/net/sfc/base/ef10_rx.c
@@ -217,7 +217,13 @@ efx_mcdi_rss_context_alloc(
MCDI_IN_SET_DWORD(req, RSS_CONTEXT_ALLOC_IN_UPSTREAM_PORT_ID,
EVB_PORT_ID_ASSIGNED);
MCDI_IN_SET_DWORD(req, RSS_CONTEXT_ALLOC_IN_TYPE, context_type);
- /* NUM_QUEUES is only used to validate indirection table offsets */
+
+ /*
+ * For exclusive contexts, NUM_QUEUES is only used to validate
+ * indirection table offsets.
+ * For shared contexts, the provided context will spread traffic over
+ * NUM_QUEUES many queues.
+ */
MCDI_IN_SET_DWORD(req, RSS_CONTEXT_ALLOC_IN_NUM_QUEUES, num_queues);
efx_mcdi_execute(enp, &req);
--
2.7.4
