From 8e9858119afbfe858aba268b9eb7a99fe0c0522f Mon Sep 17 00:00:00 2001
From: Joerg Roedel <joerg.roedel@amd.com>
Date: Tue, 5 May 2009 15:33:57 +0200
Subject: [PATCH] --- yaml --- r: 145903 b: refs/heads/master c:
 bfd1be1857e5a3385bf146e02e6dc3dd4241bec1 h: refs/heads/master i:   145901:
 6f3d6b424396c741c888c79d128bf9b22eb644e3   145899:
 8110f0b51eb716feb0b619b313ab393f5701dc09   145895:
 254372321e2218f70c7d17f2760bb2e7a4a9c993   145887:
 8a20800be67f1955d0b640b87ffbc6694324b0c6 v: v3

---
 [refs]                                 |  2 +-
 trunk/arch/x86/include/asm/amd_iommu.h |  1 +
 trunk/arch/x86/kernel/amd_iommu.c      | 11 +++++++++++
 3 files changed, 13 insertions(+), 1 deletion(-)

diff --git a/[refs] b/[refs]
index da0ceaba80a9..5941d5f9e3f7 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 92ac4320af6ed4294c2c221dd4ccbfd9026a3aa7
+refs/heads/master: bfd1be1857e5a3385bf146e02e6dc3dd4241bec1
diff --git a/trunk/arch/x86/include/asm/amd_iommu.h b/trunk/arch/x86/include/asm/amd_iommu.h
index f712344329bc..1750e1f85d3c 100644
--- a/trunk/arch/x86/include/asm/amd_iommu.h
+++ b/trunk/arch/x86/include/asm/amd_iommu.h
@@ -27,6 +27,7 @@ extern int amd_iommu_init(void);
 extern int amd_iommu_init_dma_ops(void);
 extern void amd_iommu_detect(void);
 extern irqreturn_t amd_iommu_int_handler(int irq, void *data);
+extern void amd_iommu_flush_all_domains(void);
 #else
 static inline int amd_iommu_init(void) { return -ENODEV; }
 static inline void amd_iommu_detect(void) { }
diff --git a/trunk/arch/x86/kernel/amd_iommu.c b/trunk/arch/x86/kernel/amd_iommu.c
index d9e9dc141a1e..826ad079efc4 100644
--- a/trunk/arch/x86/kernel/amd_iommu.c
+++ b/trunk/arch/x86/kernel/amd_iommu.c
@@ -449,6 +449,17 @@ static void iommu_flush_domain(u16 domid)
 	}
 }
 
+void amd_iommu_flush_all_domains(void)
+{
+	int i;
+
+	for (i = 1; i < MAX_DOMAIN_ID; ++i) {
+		if (!test_bit(i, amd_iommu_pd_alloc_bitmap))
+			continue;
+		iommu_flush_domain(i);
+	}
+}
+
 /****************************************************************************
  *
  * The functions below are used the create the page table mappings for