From 0a62068364397d100466efa7ccc98a3f0daff205 Mon Sep 17 00:00:00 2001 From: Joerg Roedel Date: Fri, 12 Dec 2008 15:09:48 +0100 Subject: [PATCH] --- yaml --- r: 125633 b: refs/heads/master c: d03f067a9d0a1cc09529427af9a15e15d32ba1de h: refs/heads/master i: 125631: 90871cd73a3e7175c589a2e685b1382e0ae91974 v: v3 --- [refs] | 2 +- trunk/arch/x86/kernel/amd_iommu.c | 4 ++++ 2 files changed, 5 insertions(+), 1 deletion(-) diff --git a/[refs] b/[refs] index dd67df0e7f15..520477f13c9c 100644 --- 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 index 71646c81421a..859ca741745b 100644 --- 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;