Return-path: Received: from sabertooth02.qualcomm.com ([65.197.215.38]:21756 "EHLO sabertooth02.qualcomm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754539AbaJUISX (ORCPT ); Tue, 21 Oct 2014 04:18:23 -0400 From: Kalle Valo To: Michal Kazior CC: , Subject: Re: [PATCH v2 3/3] ath10k: speed up hw recovery References: <1413807758-30249-1-git-send-email-michal.kazior@tieto.com> <1413807758-30249-4-git-send-email-michal.kazior@tieto.com> Date: Tue, 21 Oct 2014 11:17:58 +0300 In-Reply-To: <1413807758-30249-4-git-send-email-michal.kazior@tieto.com> (Michal Kazior's message of "Mon, 20 Oct 2014 14:22:38 +0200") Message-ID: <87lho9ygy1.fsf@kamboji.qca.qualcomm.com> (sfid-20141021_101831_577315_2422128E) MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Sender: linux-wireless-owner@vger.kernel.org List-ID: Michal Kazior writes: > In some cases hw recovery was taking an absurdly > long time due to ath10k waiting for things that > would never really complete. > > Instead of waiting for inevitable timeouts poke > all completions and wakequeues and check if it's > still worth waiting. > > Reading/writing ar->state requires conf_mutex. > Since waiters might be holding it introduce a new > flag CRASH_FLUSH so it's possible to tell waiters > to abort whatever they were waiting for. > > Signed-off-by: Michal Kazior While applying to ath-next-test there was a conflict in core.h. Please check my resolution: https://github.com/kvalo/ath/commit/6cccda0185c7df96f439dc3f87961e81843de3ee -- Kalle Valo