From: Joerg Roedel <joerg.roedel@amd.com>
Date: Mon, 2 Jul 2012 16:36:03 +0000 (+0200)
Subject: iommu/amd: Print message to system log when irq remapping is enabled
X-Git-Tag: firefly_0821_release~3680^2~1897^2^6~3
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=ebe60bbfdc3914bfb833595f36444a2f76a3cc0c;p=firefly-linux-kernel-4.4.55.git

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@amd.com>
---

diff --git a/drivers/iommu/amd_iommu_init.c b/drivers/iommu/amd_iommu_init.c
index fee872f666f5..3d6e7c5471f2 100644
--- a/drivers/iommu/amd_iommu_init.c
+++ b/drivers/iommu/amd_iommu_init.c
@@ -1199,6 +1199,8 @@ 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)