From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754204AbcGVM5X (ORCPT ); Fri, 22 Jul 2016 08:57:23 -0400 Received: from mga14.intel.com ([192.55.52.115]:19661 "EHLO mga14.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753543AbcGVM5W (ORCPT ); Fri, 22 Jul 2016 08:57:22 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.28,405,1464678000"; d="scan'208";a="738252029" From: Tomas Winkler To: Greg Kroah-Hartman Cc: Alexander Usyskin , linux-kernel@vger.kernel.org, Tomas Winkler Subject: [char-misc-next 01/12] mei: move read cb to complete queue if not connected Date: Fri, 22 Jul 2016 15:56:18 +0300 Message-Id: <1469192189-29042-2-git-send-email-tomas.winkler@intel.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1469192189-29042-1-git-send-email-tomas.winkler@intel.com> References: <1469192189-29042-1-git-send-email-tomas.winkler@intel.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Alexander Usyskin Move read cb to the completion queue if a read finds out that client is not connected. This expedite user space reader wake on error condition. Signed-off-by: Alexander Usyskin Signed-off-by: Tomas Winkler --- drivers/misc/mei/interrupt.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/misc/mei/interrupt.c b/drivers/misc/mei/interrupt.c index 436ecda3935e..412229e7bb7c 100644 --- a/drivers/misc/mei/interrupt.c +++ b/drivers/misc/mei/interrupt.c @@ -113,6 +113,7 @@ int mei_cl_irq_read_msg(struct mei_cl *cl, if (!mei_cl_is_connected(cl)) { cl_dbg(dev, cl, "not connected\n"); + list_move_tail(&cb->list, &complete_list->list); cb->status = -ENODEV; goto out; } -- 2.7.4