Commit 1bc6f838 authored Jul 02, 2009 by Joerg Roedel

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>

parent 7a6a3a08

arch/x86/kernel/amd_iommu_init.c

+2 −0

Original line number	Diff line number	Diff line
		@@ -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;
		}