ibmvnic: Introduce batched RX buffer descriptor transmission

Browse source

Utilize the H_SEND_SUB_CRQ_INDIRECT hypervisor call to send
multiple RX buffer descriptors to the device in one hypervisor
call operation. This change will reduce the number of hypervisor
calls and thus hypervisor call overhead needed to transmit
RX buffer descriptors to the device.

Signed-off-by: Thomas Falcon <tlfalcon@linux.ibm.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

...

This commit is contained in:

Thomas Falcon 2020-11-18 19:12:18 -06:00 • committed by Jakub Kicinski

parent f019fb6392

commit 4f0b6812e9

1 changed files with 37 additions and 20 deletions

Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL

Download patch file Download diff file Expand all files Collapse all files

57

drivers/net/ethernet/ibm/ibmvnic.c

View file