From: Luo bin <luobin9@xxxxxxxxxx>
Date: Sat, 16 May 2020 02:00:30 +0000
add support to set pause param with ethtool -A and get pauseWhy are you using a semaphore and not a plain mutex.
param with ethtool -a. Also remove set_link_ksettings ops for VF.
Signed-off-by: Luo bin <luobin9@xxxxxxxxxx>
Semaphores should be used as an absolute last resort, and only
after trying vigorously to use other locking primitives.
.