From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752885Ab3AXJWL (ORCPT ); Thu, 24 Jan 2013 04:22:11 -0500 Received: from mga02.intel.com ([134.134.136.20]:24037 "EHLO mga02.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752245Ab3AXJV4 (ORCPT ); Thu, 24 Jan 2013 04:21:56 -0500 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.84,528,1355126400"; d="scan'208";a="276013573" From: Yuanhan Liu To: linux-kernel@vger.kernel.org Cc: Yuanhan Liu , Ingo Molnar Subject: [PATCH 2/2] mutex: use spin_[un]lock instead of arch_spin_[un]lock Date: Thu, 24 Jan 2013 17:22:45 +0800 Message-Id: <1359019365-23646-2-git-send-email-yuanhan.liu@linux.intel.com> X-Mailer: git-send-email 1.7.7.6 In-Reply-To: <1359019365-23646-1-git-send-email-yuanhan.liu@linux.intel.com> References: <1359019365-23646-1-git-send-email-yuanhan.liu@linux.intel.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Use spin_[un]lock instead of arch_spin_[un]lock in mutex-debug.h so that we can collect the lock statistics of spin_lock_mutex from /proc/lock_stat. Cc: Ingo Molnar Signed-off-by: Yuanhan Liu --- kernel/mutex-debug.h | 4 ++-- 1 files changed, 2 insertions(+), 2 deletions(-) diff --git a/kernel/mutex-debug.h b/kernel/mutex-debug.h index 0799fd3..556c0bc 100644 --- a/kernel/mutex-debug.h +++ b/kernel/mutex-debug.h @@ -43,13 +43,13 @@ static inline void mutex_clear_owner(struct mutex *lock) \ DEBUG_LOCKS_WARN_ON(in_interrupt()); \ local_irq_save(flags); \ - arch_spin_lock(&(lock)->rlock.raw_lock);\ + spin_lock(lock); \ DEBUG_LOCKS_WARN_ON(l->magic != l); \ } while (0) #define spin_unlock_mutex(lock, flags) \ do { \ - arch_spin_unlock(&(lock)->rlock.raw_lock); \ + spin_unlock(lock); \ local_irq_restore(flags); \ preempt_check_resched(); \ } while (0) -- 1.7.7.6