From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757585Ab2C1Arm (ORCPT ); Tue, 27 Mar 2012 20:47:42 -0400 Received: from mga01.intel.com ([192.55.52.88]:31868 "EHLO mga01.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756295Ab2C1Arj (ORCPT ); Tue, 27 Mar 2012 20:47:39 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.71,315,1320652800"; d="scan'208";a="146597548" From: Andi Kleen To: akpm@linux-foundation.org Cc: linux-kernel@vger.kernel.org, Andi Kleen Subject: [PATCH 02/13] sgi-xp: Use lockdep_assert_held Date: Tue, 27 Mar 2012 17:47:06 -0700 Message-Id: <1332895637-32572-3-git-send-email-andi@firstfloor.org> X-Mailer: git-send-email 1.7.7.6 In-Reply-To: <1332895637-32572-1-git-send-email-andi@firstfloor.org> References: <1332895637-32572-1-git-send-email-andi@firstfloor.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Andi Kleen !spin_is_locked() is always true on a up build, so cannot be used for assert. Replace with lockdep_assert_held. I realize UP builds are not very likely for this driver, but it's still better to fix it. Acked-by: Robin Holt Signed-off-by: Andi Kleen --- drivers/misc/sgi-xp/xpc_channel.c | 6 +++--- drivers/misc/sgi-xp/xpc_sn2.c | 2 +- drivers/misc/sgi-xp/xpc_uv.c | 2 +- 3 files changed, 5 insertions(+), 5 deletions(-) diff --git a/drivers/misc/sgi-xp/xpc_channel.c b/drivers/misc/sgi-xp/xpc_channel.c index 652593f..1655c21 100644 --- a/drivers/misc/sgi-xp/xpc_channel.c +++ b/drivers/misc/sgi-xp/xpc_channel.c @@ -28,7 +28,7 @@ xpc_process_connect(struct xpc_channel *ch, unsigned long *irq_flags) { enum xp_retval ret; - DBUG_ON(!spin_is_locked(&ch->lock)); + lockdep_assert_held(&ch->lock); if (!(ch->flags & XPC_C_OPENREQUEST) || !(ch->flags & XPC_C_ROPENREQUEST)) { @@ -82,7 +82,7 @@ xpc_process_disconnect(struct xpc_channel *ch, unsigned long *irq_flags) struct xpc_partition *part = &xpc_partitions[ch->partid]; u32 channel_was_connected = (ch->flags & XPC_C_WASCONNECTED); - DBUG_ON(!spin_is_locked(&ch->lock)); + lockdep_assert_held(&ch->lock); if (!(ch->flags & XPC_C_DISCONNECTING)) return; @@ -758,7 +758,7 @@ xpc_disconnect_channel(const int line, struct xpc_channel *ch, { u32 channel_was_connected = (ch->flags & XPC_C_CONNECTED); - DBUG_ON(!spin_is_locked(&ch->lock)); + lockdep_assert_held(&ch->lock); if (ch->flags & (XPC_C_DISCONNECTING | XPC_C_DISCONNECTED)) return; diff --git a/drivers/misc/sgi-xp/xpc_sn2.c b/drivers/misc/sgi-xp/xpc_sn2.c index 7d71c04..9d3b113 100644 --- a/drivers/misc/sgi-xp/xpc_sn2.c +++ b/drivers/misc/sgi-xp/xpc_sn2.c @@ -1674,7 +1674,7 @@ xpc_teardown_msg_structures_sn2(struct xpc_channel *ch) { struct xpc_channel_sn2 *ch_sn2 = &ch->sn.sn2; - DBUG_ON(!spin_is_locked(&ch->lock)); + lockdep_assert_held(&ch->lock); ch_sn2->remote_msgqueue_pa = 0; diff --git a/drivers/misc/sgi-xp/xpc_uv.c b/drivers/misc/sgi-xp/xpc_uv.c index 17bbacb..666b081 100644 --- a/drivers/misc/sgi-xp/xpc_uv.c +++ b/drivers/misc/sgi-xp/xpc_uv.c @@ -1181,7 +1181,7 @@ xpc_teardown_msg_structures_uv(struct xpc_channel *ch) { struct xpc_channel_uv *ch_uv = &ch->sn.uv; - DBUG_ON(!spin_is_locked(&ch->lock)); + lockdep_assert_held(&ch->lock); kfree(ch_uv->cached_notify_gru_mq_desc); ch_uv->cached_notify_gru_mq_desc = NULL; -- 1.7.7.6