From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753655AbbKYMh0 (ORCPT ); Wed, 25 Nov 2015 07:37:26 -0500 Received: from mga02.intel.com ([134.134.136.20]:51415 "EHLO mga02.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752493AbbKYMhX (ORCPT ); Wed, 25 Nov 2015 07:37:23 -0500 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.20,342,1444719600"; d="scan'208";a="846812652" From: Alexander Shishkin To: Greg KH Cc: linux-kernel@vger.kernel.org, Arnd Bergmann , Alexander Shishkin Subject: [PATCH v2 3/5] stm: select CONFIG_SRCU Date: Wed, 25 Nov 2015 14:34:33 +0200 Message-Id: <1448454875-21189-4-git-send-email-alexander.shishkin@linux.intel.com> X-Mailer: git-send-email 2.6.2 In-Reply-To: <1448454875-21189-1-git-send-email-alexander.shishkin@linux.intel.com> References: <1448454875-21189-1-git-send-email-alexander.shishkin@linux.intel.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Arnd Bergmann The newly added STM code uses SRCU, but does not ensure that this code is part of the kernel: drivers/built-in.o: In function `stm_source_link_show': include/linux/srcu.h:221: undefined reference to `__srcu_read_lock' include/linux/srcu.h:238: undefined reference to `__srcu_read_unlock' drivers/built-in.o: In function `stm_source_link_drop': include/linux/srcu.h:221: undefined reference to `__srcu_read_lock' include/linux/srcu.h:238: undefined reference to `__srcu_read_unlock' This adds a Kconfig 'select' statement like all the other SRCU using drivers have. Signed-off-by: Arnd Bergmann Fixes: 7bd1d4093c2f ("stm class: Introduce an abstraction for System Trace Module devices") Signed-off-by: Alexander Shishkin --- drivers/hwtracing/stm/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/hwtracing/stm/Kconfig b/drivers/hwtracing/stm/Kconfig index 4c13762f2b..e0ac753955 100644 --- a/drivers/hwtracing/stm/Kconfig +++ b/drivers/hwtracing/stm/Kconfig @@ -1,6 +1,7 @@ config STM tristate "System Trace Module devices" select CONFIGFS_FS + select SRCU help A System Trace Module (STM) is a device exporting data in System Trace Protocol (STP) format as defined by MIPI STP standards. -- 2.6.2