Re: [PATCH net] net: add cpu_relax to busy poll loop

2013-08-28 Thread David Miller
From: Eliezer Tamir Date: Sun, 25 Aug 2013 10:23:46 +0300 > Add a cpu_relaxt to sk_busy_loop. > > Julie Cummings reported performance issues when hyperthreading is on. > Arjan van de Ven observed that we should have a cpu_relax() in the > busy poll loop. > > Reported-by: Julie Cummings > Signe

[PATCH net] net: add cpu_relax to busy poll loop

2013-08-25 Thread Eliezer Tamir
Add a cpu_relaxt to sk_busy_loop. Julie Cummings reported performance issues when hyperthreading is on. Arjan van de Ven observed that we should have a cpu_relax() in the busy poll loop. Reported-by: Julie Cummings Signed-off-by: Eliezer Tamir --- include/net/busy_poll.h |1 + 1 files cha