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authorJoerg Roedel <joerg.roedel@amd.com>2009-07-02 18:32:05 +0200
committerJoerg Roedel <joerg.roedel@amd.com>2009-07-02 18:32:05 +0200
commit1bc6f83813441d15a74dfa97966fb68fa1bdec76 (patch)
tree8e77b1449fb02d45e5bbf85e9d721a4774904882 /arch/x86/kernel/amd_iommu_init.c
parent7a6a3a086fe60bb3b739f66e47dc5bbc8f530d32 (diff)
amd-iommu: set evt_buf_size correctly
The setting of this variable got lost during the suspend/resume implementation. But keeping this variable zero causes a divide-by-zero error in the interrupt handler. This patch fixes this. Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Diffstat (limited to 'arch/x86/kernel/amd_iommu_init.c')
-rw-r--r--arch/x86/kernel/amd_iommu_init.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/x86/kernel/amd_iommu_init.c b/arch/x86/kernel/amd_iommu_init.c
index ec72c7779d6b..c1b17e97252e 100644
--- a/arch/x86/kernel/amd_iommu_init.c
+++ b/arch/x86/kernel/amd_iommu_init.c
@@ -472,6 +472,8 @@ static u8 * __init alloc_event_buffer(struct amd_iommu *iommu)
if (iommu->evt_buf == NULL)
return NULL;
+ iommu->evt_buf_size = EVT_BUFFER_SIZE;
+
return iommu->evt_buf;
}