From 0cb6b9742fcd010d2462b185a86c3ed48db7fab3 Mon Sep 17 00:00:00 2001 From: Joerg Roedel Date: Fri, 12 Dec 2008 15:14:21 +0100 Subject: [PATCH] --- yaml --- r: 125635 b: refs/heads/master c: c8f0fb36bffa9e21d214a2910b825567d52bfc2c h: refs/heads/master i: 125633: 0a62068364397d100466efa7ccc98a3f0daff205 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 22cdcaa802f9..68a4ec5ed1a2 100644 --- a/[refs] +++ b/[refs] @@ -1,2 +1,2 @@ --- -refs/heads/master: 55877a6bcdf0843414eecc658550c6551f5b5e1d +refs/heads/master: c8f0fb36bffa9e21d214a2910b825567d52bfc2c diff --git a/trunk/arch/x86/kernel/amd_iommu.c b/trunk/arch/x86/kernel/amd_iommu.c index 49f2c8533e12..ecc89f8857b6 100644 --- a/trunk/arch/x86/kernel/amd_iommu.c +++ b/trunk/arch/x86/kernel/amd_iommu.c @@ -69,6 +69,7 @@ DECLARE_STATS_COUNTER(cnt_map_single); DECLARE_STATS_COUNTER(cnt_unmap_single); DECLARE_STATS_COUNTER(cnt_map_sg); DECLARE_STATS_COUNTER(cnt_unmap_sg); +DECLARE_STATS_COUNTER(cnt_alloc_coherent); static struct dentry *stats_dir; static struct dentry *de_isolate; @@ -100,6 +101,7 @@ static void amd_iommu_stats_init(void) amd_iommu_stats_add(&cnt_unmap_single); amd_iommu_stats_add(&cnt_map_sg); amd_iommu_stats_add(&cnt_unmap_sg); + amd_iommu_stats_add(&cnt_alloc_coherent); } #endif @@ -1481,6 +1483,8 @@ static void *alloc_coherent(struct device *dev, size_t size, phys_addr_t paddr; u64 dma_mask = dev->coherent_dma_mask; + INC_STATS_COUNTER(cnt_alloc_coherent); + if (!check_device(dev)) return NULL;