linux-kernel - [PATCH] intel_iommu: Downgrade the warning if enabling irq remapping fails

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Date:	Mon, 13 May 2013 15:22:42 -0700
From:	Andy Lutomirski <luto@...capital.net>
To:	Dave Jones <davej@...hat.com>,
	Linux Kernel <linux-kernel@...r.kernel.org>
Cc:	Fedora Kernel Team <kernel-team@...oraproject.org>,
	Joerg Roedel <joro@...tes.org>,
	David Woodhouse <dwmw2@...radead.org>,
	Andy Lutomirski <luto@...capital.net>
Subject: [PATCH] intel_iommu: Downgrade the warning if enabling irq remapping fails

This triggers on a MacBook Pro.

Signed-off-by: Andy Lutomirski <luto@...capital.net>
https://bugzilla.redhat.com/show_bug.cgi?id=948262
---
 drivers/iommu/intel_irq_remapping.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/iommu/intel_irq_remapping.c b/drivers/iommu/intel_irq_remapping.c
index f3b8f23..a7e0ad1 100644
--- a/drivers/iommu/intel_irq_remapping.c
+++ b/drivers/iommu/intel_irq_remapping.c
@@ -654,8 +654,7 @@ error:
 	 */
 
 	if (x2apic_present)
-		WARN(1, KERN_WARNING
-			"Failed to enable irq remapping.  You are vulnerable to irq-injection attacks.\n");
+		pr_warn("Failed to enable irq remapping.  You are vulnerable to irq-injection attacks.\n");
 
 	return -1;
 }
-- 
1.8.1.4

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