From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S969190AbeE1PpO (ORCPT ); Mon, 28 May 2018 11:45:14 -0400 Received: from mout.kundenserver.de ([212.227.126.131]:44901 "EHLO mout.kundenserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S969158AbeE1PpI (ORCPT ); Mon, 28 May 2018 11:45:08 -0400 From: Arnd Bergmann To: Will Deacon , Russell King Cc: Arnd Bergmann , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH] ARM: mcpm, perf/arm-cci: export mcpm_is_available Date: Mon, 28 May 2018 17:44:36 +0200 Message-Id: <20180528154448.2494709-1-arnd@arndb.de> X-Mailer: git-send-email 2.9.0 X-Provags-ID: V03:K1:8tTZwYnTKOxDxKFq/cqYu/ayCt+lvD6f9sQsNhUkHXWMrD79pLg FMNFAh3m/tJ878qIHLrlk4fKgqxTFKWUKmGC5C07UqzvPa2YTHC2+uCpTvbm/B8vWJTka7S a582Nf2EYTI8VVrFRdbb1Wme7pqURo8HzgXDzXnKIDBGN/sytHXFrORrOSVEzYIo5OSGqrd ecvHHWZH7aY54pWOEjdBQ== X-UI-Out-Filterresults: notjunk:1;V01:K0:meAKAB9w3nQ=:g3a0kjw6qhE5ENi28413Uc I+HetbjTopr9YoPTmsj95LPZ282lKmgmwjimU1vdx7xN439oILE+EIikA1Aim70193SB2HbsR R0jTUZoqg/PJV3PzNNK/+H/Z+HrmTO1SWQQTYrds6ZTVNgE44fTGNGSqKosatJpLwM6vCvmMo UiAMyKHuri0moZFXcTVoTQEGZY8RHqOGFvaKH/BigaI2YQG2/9OoIBYBTmY2h9ug3tvCfyweA aVRBNLyeYjImCEEQQ09+9UcqRDoAAtCRCC6C0yZRWu7GN/59jCWrMktzgu8+SSZEZ60/FUF2X deolmB+ZdpBG22+neLASBRpqbe372NblIug/xUEfiDsaD9UFiejn37YljeFfKCqSz2B0tyA7Z 8OtJKtP6BI4VYs4NvXmYg2GycPcgr3+1ybIim6dNYO9vbDG+JKA5wuLdYN9bdubqfjB/Yt0hK yYWpboMk9OWDVv4Z2EU08azbuKL3/Q18ZSelNJREYAYGPnrdDuYdU/aVdLd1t2Ki4NUhpuUGf cB5P+IlGOO64aytct3ejwbBq/vJEoentF3tN8k6gT4ME5lZvi3DEdy+Bk8BIcot5uKce+h0dN KKroEXobYdVaVqlTFW+rXCB1eTICvpUQmDw0RV0bisDqHr8el0XXi2OOdlu0CD9Vu+rLewQFn dVHk88UL2n6dpZeDbvabCDDe5mlK4rt3orZfK6fp8+zZ96FynrY24l0ONcu2H3qHdLP4= Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Now that the ARM CCI PMU driver can be built as a loadable module, we get a link failure when MCPM is enabled: ERROR: "mcpm_is_available" [drivers/perf/arm-cci.ko] undefined! The simplest fix is to export that helper function. Fixes: 8b0c93c20ef7 ("perf/arm-cci: Allow building as a module") Signed-off-by: Arnd Bergmann --- The patch that caused this is currently part of the arm-perf/for-next/perf branch, it would be good to have the fix there as well. --- arch/arm/common/mcpm_entry.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/arm/common/mcpm_entry.c b/arch/arm/common/mcpm_entry.c index ed9e87ddbb06..037a4479b8c3 100644 --- a/arch/arm/common/mcpm_entry.c +++ b/arch/arm/common/mcpm_entry.c @@ -9,6 +9,7 @@ * published by the Free Software Foundation. */ +#include #include #include #include @@ -174,6 +175,7 @@ bool mcpm_is_available(void) { return (platform_ops) ? true : false; } +EXPORT_SYMBOL_GPL(mcpm_is_available); /* * We can't use regular spinlocks. In the switcher case, it is possible -- 2.9.0