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Date: Tue, 02 Sep 2014 11:29:28 +0800 From: Jason Wang <jasowang@...hat.com> To: Eliezer Tamir <eliezer.tamir@...ux.intel.com>, Ingo Molnar <mingo@...nel.org> CC: Mike Galbraith <umgwanakikbuti@...il.com>, davem@...emloft.net, netdev@...r.kernel.org, linux-kernel@...r.kernel.org, mst@...hat.com, Peter Zijlstra <peterz@...radead.org>, Ingo Molnar <mingo@...e.hu> Subject: Re: [PATCH net-next 2/2] net: exit busy loop when another process is runnable On 09/01/2014 02:39 PM, Eliezer Tamir wrote: > On 29/08/2014 06:08, Jason Wang wrote: >> > Yes, but rx busy polling only works in process context and does not >> > disable bh, so it may be not an issue. > sk_busy_loop() uses rcu_read_lock_bh(), so it does run with bh disabled. > > -Eliezer True, so we need probably also exit the loop when there are pending bhs. -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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