From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756417AbcBCWHW (ORCPT ); Wed, 3 Feb 2016 17:07:22 -0500 Received: from mout.kundenserver.de ([212.227.126.135]:51722 "EHLO mout.kundenserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756130AbcBCWHV (ORCPT ); Wed, 3 Feb 2016 17:07:21 -0500 From: Arnd Bergmann To: Andrew Morton Cc: linux-arm-kernel@lists.infradead.org, Arnd Bergmann , Mike Krinkin , Andrey Ryabinin , Ingo Molnar , Peter Zijlstra , Ingo Molnar , linux-kernel@vger.kernel.org Subject: [PATCH] kernel/locking/lockdep.c: mark chainhashentry as __maybe_unused Date: Wed, 3 Feb 2016 23:05:50 +0100 Message-Id: <1454537158-3759624-1-git-send-email-arnd@arndb.de> X-Mailer: git-send-email 2.7.0 X-Provags-ID: V03:K0:L3G5/7hPR3BAlNMHCPuBTEzqypq2sCqWKoyO1V81GT4tvPwE5dL U4lbsXIjxh1wQEQbYZXJV4KwhD/y5nA6ggl4eKVQ0Rjp9W0n8mAQ/tAdPSc5C+8L4jCTHfP FNeK5vQHNK0ZuiQxCo5SBELNqAdfUaC/0WOe7Z7TOzSI20lTz4I6/Y9azHzq3YVYaO87ayc At53k44DjRj8luSz89wMA== X-UI-Out-Filterresults: notjunk:1;V01:K0:A8an0l/eGaE=:HZ48urYHkBvqx+gH7bijO1 YAgdUfPX6hcEGZWRz2Ibh4A1QKXN3Bzh8CWeelPBwzPtL5BI2PJPP0HHTQma9StOzLLvR/Pe4 O9kTutqtTZY+Vy9D51nucJGU5ErGrl5A4+zJl6ERIfTnOwHA/eUVVunoJ+yPGSnVIiDaZYX5n eVX6o52TcxaAxBVvKVgVbFopIpZm0xp7rq312cHYGjO9H/i3f6Qll64juy84rr2/JsMHvJ4PP QlkpoAj8YSXLN9My2q2LzjPYL8uIsx4OSOYj1lBTT8Hn/KsGA0SbxzQFwB1/eHOnzQ7hrRizL Y1abJD3soS7LkQyJJPiix5MduRoJHcv0zAv9fw62BZjUAHAkyjd8BU6x2clqVt4GZnckMtsi1 6vXY6Qhot9hxcmYg3mButHbbX9DxLmYLlIj8MunpGtpt+FGLGEIrux1oy/vpdy4R3qdaE3ld6 4MCLExjOakiD2iMbvOi6wXL/Gid8JGkgEZbMNJ3XaxjsFvXbYbsVr16ttEkYw2+JTN1MExkTv +aCF3xyXq9xCEv5KSMj1MxnNl3p5ajpTab3dtbdKZzHQEL+JTjULdSDXx5K9nQ0uxrpzVZsCU +N8DZStOG5JZDejQtDPQg7J1fvjjaiyQ+tv04dZIpCSA6GLpKdUAsq9GfgIMNNWShyNENqKQK W3BpdnaMc4Xn9pVzdLYjGUFqN4AlWhJgWo+ztgqfR/bVhVTnF2F4O5iLro5z4TTHZtpo= Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The newly added chainhashentry() function is only use when CONFIG_PROVE_LOCKING is enabled, otherwise we get a warning about it. kernel/locking/lockdep.c:318:26: error: 'chainhashentry' defined but not used [-Werror=unused-function] We could add another #ifdef or add __maybe_unused to avoid the warning, this patch picks the second option. Signed-off-by: Arnd Bergmann Fixes: a33a23c7def8 ("kernel/locking/lockdep.c: make lockdep initialize itself on demand") --- kernel/locking/lockdep.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/kernel/locking/lockdep.c b/kernel/locking/lockdep.c index 9269b1a74260..0d3c08d23946 100644 --- a/kernel/locking/lockdep.c +++ b/kernel/locking/lockdep.c @@ -315,7 +315,7 @@ static inline struct list_head *classhashentry(struct lockdep_subclass_key *key) static struct list_head __chainhash_table[CHAINHASH_SIZE]; -static struct list_head *chainhashentry(unsigned long chain) +static __maybe_unused struct list_head * chainhashentry(unsigned long chain) { if (unlikely(!lockdep_initialized)) lockdep_init(); -- 2.7.0