From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759284Ab2HWVg5 (ORCPT ); Thu, 23 Aug 2012 17:36:57 -0400 Received: from mga02.intel.com ([134.134.136.20]:51282 "EHLO mga02.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932083Ab2HWVgw (ORCPT ); Thu, 23 Aug 2012 17:36:52 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.80,301,1344236400"; d="scan'208";a="190651727" From: Tomas Winkler To: gregkh@linuxfoundation.org Cc: arnd@arndb.de, alan@linux.intel.com, linux-kernel@vger.kernel.org, Tomas Winkler Subject: [char-misc-next] mei: fix max number of open handles Date: Fri, 24 Aug 2012 00:35:58 +0300 Message-Id: <1345757758-3329-1-git-send-email-tomas.winkler@intel.com> X-Mailer: git-send-email 1.7.4.4 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org There was internal confusion in wether bus message clinet (0) is counted in or not The bitmap me_clients_map that accomodate was initialized w/o it (255) but later on it the clinet 0 was reserved Thus were able to open only 252 instead of 253 clients Signed-off-by: Tomas Winkler --- drivers/misc/mei/mei_dev.h | 14 ++++++++------ 1 files changed, 8 insertions(+), 6 deletions(-) diff --git a/drivers/misc/mei/mei_dev.h b/drivers/misc/mei/mei_dev.h index ad6c9d5..96d3e79 100644 --- a/drivers/misc/mei/mei_dev.h +++ b/drivers/misc/mei/mei_dev.h @@ -56,19 +56,21 @@ extern const uuid_le mei_wd_guid; extern const u8 mei_wd_state_independence_msg[3][4]; /* + * Number of Maximum MEI Clients + */ +#define MEI_CLIENTS_MAX 256 + +/* * Number of File descriptors/handles * that can be opened to the driver. * - * Limit to 253: 255 Total Clients + * Limit to 253: 256 Total Clients + * minus internal client for MEI Bus Messags * minus internal client for AMTHI * minus internal client for Watchdog */ -#define MEI_MAX_OPEN_HANDLE_COUNT 253 +#define MEI_MAX_OPEN_HANDLE_COUNT (MEI_CLIENTS_MAX - 3) -/* - * Number of Maximum MEI Clients - */ -#define MEI_CLIENTS_MAX 255 /* File state */ enum file_state { -- 1.7.4.4