Re: [PATCH net-next] cxgb4: get rid of custom busy poll code

2017-02-03 Thread David Miller
From: Eric Dumazet Date: Thu, 02 Feb 2017 11:44:27 -0800 > From: Eric Dumazet > > In linux-4.5, busy polling was implemented in core > NAPI stack, meaning that all custom implementation can > be removed from drivers. > > Not only we remove lot of code, we also remove one spin_lock() > from dri

[PATCH net-next] cxgb4: get rid of custom busy poll code

2017-02-02 Thread Eric Dumazet
From: Eric Dumazet In linux-4.5, busy polling was implemented in core NAPI stack, meaning that all custom implementation can be removed from drivers. Not only we remove lot of code, we also remove one spin_lock() from driver fast path. Signed-off-by: Eric Dumazet Cc: Ganesh Goudar --- driver