23 Jun
2023
23 Jun
'23
3 a.m.
From: longli@linuxonhyperv.com Sent: Thursday, June 22, 2023 9:23 AM ...
It's inefficient to ring the doorbell page every time a WQE is posted to the received queue.
Move the code for ringing doorbell page to where after we have posted all WQEs to the receive queue during a callback from napi_poll().
Tests showed no regression in network latency benchmarks.
Cc: stable@vger.kernel.org Fixes: ca9c54d2d6a5 ("net: mana: Add a driver for Microsoft Azure Network Adapter (MANA)") Signed-off-by: Long Li longli@microsoft.com
Reviewed-by: Dexuan Cui decui@microsoft.com