linux-kernel - [PATCH 27/28] iommu/amd: Print message to system log when irq remapping is enabled

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Message-ID: <1341491808-23083-28-git-send-email-joerg.roedel@amd.com>
Date:	Thu, 5 Jul 2012 14:36:47 +0200
From:	Joerg Roedel <joerg.roedel@....com>
To:	<iommu@...ts.linux-foundation.org>
CC:	<linux-kernel@...r.kernel.org>, Joerg Roedel <joerg.roedel@....com>
Subject: [PATCH 27/28] iommu/amd: Print message to system log when irq remapping is enabled

Print an indicator to dmesg to easily find out if interrupt
remapping is enabled of a given system.

Signed-off-by: Joerg Roedel <joerg.roedel@....com>
---
 drivers/iommu/amd_iommu_init.c |    2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/iommu/amd_iommu_init.c b/drivers/iommu/amd_iommu_init.c
index 1bfeef5..f2d0fdb 100644
--- a/drivers/iommu/amd_iommu_init.c
+++ b/drivers/iommu/amd_iommu_init.c
@@ -1198,6 +1198,8 @@ static void print_iommu_info(void)
 		}
 		pr_cont("\n");
 	}
+	if (irq_remapping_enabled)
+		pr_info("AMD-Vi: Interrupt remapping enabled\n");
 }
 
 static int __init amd_iommu_init_pci(void)
-- 
1.7.9.5


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