From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752008AbaBHHzS (ORCPT ); Sat, 8 Feb 2014 02:55:18 -0500 Received: from mga09.intel.com ([134.134.136.24]:27308 "EHLO mga09.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751749AbaBHHxA (ORCPT ); Sat, 8 Feb 2014 02:53:00 -0500 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.95,805,1384329600"; d="scan'208";a="480008629" From: Andi Kleen To: akpm@linux-foundation.org Cc: x86@kernel.org, linux-kernel@vger.kernel.org, Andi Kleen Subject: [PATCH 09/14] asmlinkage: Mark rwsem functions that can be called from assembler asmlinkage Date: Sat, 8 Feb 2014 08:52:05 +0100 Message-Id: <1391845930-28580-9-git-send-email-ak@linux.intel.com> X-Mailer: git-send-email 1.8.5.2 In-Reply-To: <1391845930-28580-1-git-send-email-ak@linux.intel.com> References: <1391845930-28580-1-git-send-email-ak@linux.intel.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Signed-off-by: Andi Kleen --- kernel/locking/rwsem-xadd.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/kernel/locking/rwsem-xadd.c b/kernel/locking/rwsem-xadd.c index 19c5fa9..1d66e08 100644 --- a/kernel/locking/rwsem-xadd.c +++ b/kernel/locking/rwsem-xadd.c @@ -143,6 +143,7 @@ __rwsem_do_wake(struct rw_semaphore *sem, enum rwsem_wake_type wake_type) /* * wait for the read lock to be granted */ +__visible struct rw_semaphore __sched *rwsem_down_read_failed(struct rw_semaphore *sem) { long count, adjustment = -RWSEM_ACTIVE_READ_BIAS; @@ -190,6 +191,7 @@ struct rw_semaphore __sched *rwsem_down_read_failed(struct rw_semaphore *sem) /* * wait until we successfully acquire the write lock */ +__visible struct rw_semaphore __sched *rwsem_down_write_failed(struct rw_semaphore *sem) { long count, adjustment = -RWSEM_ACTIVE_WRITE_BIAS; @@ -252,6 +254,7 @@ struct rw_semaphore __sched *rwsem_down_write_failed(struct rw_semaphore *sem) * handle waking up a waiter on the semaphore * - up_read/up_write has decremented the active part of count if we come here */ +__visible struct rw_semaphore *rwsem_wake(struct rw_semaphore *sem) { unsigned long flags; @@ -272,6 +275,7 @@ struct rw_semaphore *rwsem_wake(struct rw_semaphore *sem) * - caller incremented waiting part of count and discovered it still negative * - just wake up any readers at the front of the queue */ +__visible struct rw_semaphore *rwsem_downgrade_wake(struct rw_semaphore *sem) { unsigned long flags; -- 1.8.5.2