---

yaml --- r: 125633 b: refs/heads/master c: d03f067 h: refs/heads/master i: 125631: 90871cd v: v3
git-mirror · Jan 3, 2009 · 0a62068 · 0a62068
1 parent 5b5e306
commit 0a62068
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Showing 2 changed files with 5 additions and 1 deletion.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 146a6917fc30616401a090f55cff2b855ee5b2ab
+refs/heads/master: d03f067a9d0a1cc09529427af9a15e15d32ba1de
diff --git a/trunk/arch/x86/kernel/amd_iommu.c b/trunk/arch/x86/kernel/amd_iommu.c
@@ -67,6 +67,7 @@ static struct dma_ops_domain *find_protection_domain(u16 devid);
 DECLARE_STATS_COUNTER(compl_wait);
 DECLARE_STATS_COUNTER(cnt_map_single);
 DECLARE_STATS_COUNTER(cnt_unmap_single);
+DECLARE_STATS_COUNTER(cnt_map_sg);
 
 static struct dentry *stats_dir;
 static struct dentry *de_isolate;
@@ -96,6 +97,7 @@ static void amd_iommu_stats_init(void)
 	amd_iommu_stats_add(&compl_wait);
 	amd_iommu_stats_add(&cnt_map_single);
 	amd_iommu_stats_add(&cnt_unmap_single);
+	amd_iommu_stats_add(&cnt_map_sg);
 }
 
 #endif
@@ -1377,6 +1379,8 @@ static int map_sg(struct device *dev, struct scatterlist *sglist,
 	int mapped_elems = 0;
 	u64 dma_mask;
 
+	INC_STATS_COUNTER(cnt_map_sg);
+
 	if (!check_device(dev))
 		return 0;