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From: Joerg Roedel <joro@8bytes.org>
To: Joerg Roedel <joro@8bytes.org>, Will Deacon <will@kernel.org>
Cc: David Woodhouse <dwmw2@infradead.org>,
	iommu@lists.linux-foundation.org, linux-kernel@vger.kernel.org,
	clang-built-linux@googlegroups.com,
	Joerg Roedel <jroedel@suse.de>,
	Lu Baolu <baolu.lu@linux.intel.com>,
	kernel test robot <lkp@intel.com>
Subject: [PATCH] iommu/vt-d: Fix W=1 clang warning in intel/perf.c
Date: Thu, 17 Jun 2021 16:53:39 +0200	[thread overview]
Message-ID: <20210617145339.2692-1-joro@8bytes.org> (raw)

From: Joerg Roedel <jroedel@suse.de>

Fix this warning when compiled with clang and W=1:

	drivers/iommu/intel/perf.c:16: warning: Function parameter or member 'latency_lock' not described in 'DEFINE_SPINLOCK'
	drivers/iommu/intel/perf.c:16: warning: expecting prototype for perf.c(). Prototype was for DEFINE_SPINLOCK() instead

Cc: Lu Baolu <baolu.lu@linux.intel.com>
Reported-by: kernel test robot <lkp@intel.com>
Fixes: 55ee5e67a59a ("iommu/vt-d: Add common code for dmar latency performance monitors")
Signed-off-by: Joerg Roedel <jroedel@suse.de>
---
 drivers/iommu/intel/perf.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/iommu/intel/perf.c b/drivers/iommu/intel/perf.c
index 73b7ec705552..0e8e03252d92 100644
--- a/drivers/iommu/intel/perf.c
+++ b/drivers/iommu/intel/perf.c
@@ -1,5 +1,5 @@
 // SPDX-License-Identifier: GPL-2.0
-/**
+/*
  * perf.c - performance monitor
  *
  * Copyright (C) 2021 Intel Corporation
-- 
2.31.1


             reply	other threads:[~2021-06-17 14:54 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-06-17 14:53 Joerg Roedel [this message]
2021-06-17 17:16 ` [PATCH] iommu/vt-d: Fix W=1 clang warning in intel/perf.c Nick Desaulniers
2021-06-17 20:30   ` Joerg Roedel
2021-06-17 20:51     ` Nathan Chancellor
2021-06-18  7:57       ` Joerg Roedel

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