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From: Joerg Roedel <joerg.roedel@amd.com>
To: Ingo Molnar <mingo@redhat.com>
Cc: linux-kernel@vger.kernel.org, iommu@lists.linux-foundation.org,
	Joerg Roedel <joerg.roedel@amd.com>
Subject: [PATCH 3/3] dma-debug/x86: register pci bus for dma-debug leak detection
Date: Mon, 16 Mar 2009 18:05:30 +0100	[thread overview]
Message-ID: <1237223130-26519-4-git-send-email-joerg.roedel@amd.com> (raw)
In-Reply-To: <1237223130-26519-1-git-send-email-joerg.roedel@amd.com>

Impact: detect dma memory leaks for pci devices

Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
---
 arch/x86/kernel/pci-dma.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/arch/x86/kernel/pci-dma.c b/arch/x86/kernel/pci-dma.c
index ebf7d45..c7c4776 100644
--- a/arch/x86/kernel/pci-dma.c
+++ b/arch/x86/kernel/pci-dma.c
@@ -271,6 +271,10 @@ static int __init pci_iommu_init(void)
 {
 	dma_debug_init(PREALLOC_DMA_DEBUG_ENTRIES);
 
+#ifdef CONFIG_PCI
+	dma_debug_add_bus(&pci_bus_type);
+#endif
+
 	calgary_iommu_init();
 
 	intel_iommu_init();
-- 
1.5.6.4



  parent reply	other threads:[~2009-03-16 17:06 UTC|newest]

Thread overview: 32+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-03-16 17:05 [PATCH 0/3] dma-debug: add additional checks Joerg Roedel
2009-03-16 17:05 ` [PATCH 1/3] dma-debug: add checks for kernel text and rodata Joerg Roedel
2009-03-16 17:05 ` [PATCH 2/3] dma-debug: add a check dma memory leaks Joerg Roedel
2009-03-16 17:05 ` Joerg Roedel [this message]
2009-03-17 12:01 ` [PATCH 0/3] dma-debug: add additional checks Joerg Roedel
2009-03-18  9:38   ` Ingo Molnar
2009-03-18 11:20     ` forcedeth 0000:00:0a.0: DMA-API: device driver frees DMA memory with wrong function [device address=0x0000000035992232] [size=42 bytes] [mapped as single] [unmapped as page] Ingo Molnar
2009-03-18 11:23     ` [PATCH 0/3] dma-debug: add additional checks Ingo Molnar
2009-03-18 11:38       ` Peter Zijlstra
2009-03-18 11:57         ` [tip:core/locking] lockdep: add stack dumps to asserts Peter Zijlstra
2009-03-18 12:19         ` [PATCH 0/3] dma-debug: add additional checks Joerg Roedel
2009-03-18 12:28           ` Peter Zijlstra
2009-03-18 12:45             ` Ingo Molnar
2009-03-31 12:57         ` [tip:core/locking] lockdep: add stack dumps to asserts Peter Zijlstra
2009-03-18 11:28     ` e1000e 0000:04:00.0: DMA-API: device driver frees DMA memory with wrong function [device address=0x000000003e5a2c02] [size=42 bytes] [mapped as single] [unmapped as page] Ingo Molnar
2009-03-18 11:56     ` [PATCH 0/3] dma-debug: add additional checks Joerg Roedel
2009-03-18 12:04       ` e1000e 0000:00:19.0: DMA-API: device driver tries to free DMA memory it has not allocated [device address=0x0000000052ff084a] [size=90 bytes] Ingo Molnar
2009-03-18 12:04         ` Ingo Molnar
2009-03-18 12:54         ` Lubomir Rintel
2009-03-18 12:54           ` Lubomir Rintel
2009-03-18 14:09           ` Ingo Molnar
2009-03-18 14:21             ` forcedeth 0000:00:0a.0: DMA-API: device driver frees DMA memory with wrong function [device address=0x0000000035992232] [size=42 bytes] [mapped as single] [unmapped as page] Ingo Molnar
2009-03-18 16:43             ` e1000e 0000:00:19.0: DMA-API: device driver tries to free DMA memory it has not allocated [device address=0x0000000052ff084a] [size=90 bytes] Brandeburg, Jesse
2009-03-18 16:47               ` Ingo Molnar
2009-03-18 16:47                 ` Ingo Molnar
2009-03-18 17:41                 ` Brandeburg, Jesse
2009-03-18 17:53                   ` Ingo Molnar
2009-03-18 17:53                     ` Ingo Molnar
2009-03-20 17:33             ` 3c59x 0000:00:0b.0: DMA-API: device driver maps memory from kernel text or rodata [addr=c0fffe54] [size=428] Ingo Molnar
2009-03-20 17:33               ` Ingo Molnar
2009-03-18 10:00   ` [tip:core/iommu] dma-debug: fix dma_debug_add_bus() definition for !CONFIG_DMA_API_DEBUG Ingo Molnar
2009-03-18 11:54     ` Joerg Roedel

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