From: Shai Brandes <shaib...@amazon.com>
RX ring submission queue descriptors are always located in host memory
This optimization replaces the generic descriptor retrieval method
with a tailored method for host memory type descriptors to avoid
unnecessary if statement.
Signed-off-by: Shai Brandes <shaib...@amazon.com>
Reviewed-by: Amit Bernstein <amitb...@amazon.com>
---
drivers/net/ena/hal/ena_eth_com.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/drivers/net/ena/hal/ena_eth_com.c
b/drivers/net/ena/hal/ena_eth_com.c
index d6811c7b48..dc2935a53e 100644
--- a/drivers/net/ena/hal/ena_eth_com.c
+++ b/drivers/net/ena/hal/ena_eth_com.c
@@ -631,9 +631,8 @@ int ena_com_add_single_rx_desc(struct ena_com_io_sq *io_sq,
if (unlikely(!ena_com_sq_have_enough_space(io_sq, 1)))
return ENA_COM_NO_SPACE;
- desc = get_sq_desc(io_sq);
- if (unlikely(!desc))
- return ENA_COM_FAULT;
+ /* virt_addr allocation success is checked before calling this function
*/
+ desc = get_sq_desc_regular_queue(io_sq);
memset(desc, 0x0, sizeof(struct ena_eth_io_rx_desc));
--
2.17.1
