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AMD IOMMU: add event buffer allocation
authorJoerg Roedel <joerg.roedel@amd.com>
Fri, 5 Sep 2008 12:29:07 +0000 (14:29 +0200)
committerIngo Molnar <mingo@elte.hu>
Fri, 19 Sep 2008 10:59:11 +0000 (12:59 +0200)
commit335503e57b6b8de04cec5d27eb2c3d09ff98905b
treea2f33f3a2a668e832273aa0b18608ef51e90a742tree
parent6d4f343f84993eb0d5864c0823dc9babd171a33acommit | diff
AMD IOMMU: add event buffer allocation

This patch adds the allocation of a event buffer for each AMD IOMMU in
the system. The hardware will log events like device page faults or
other errors to this buffer once this is enabled.

Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
arch/x86/kernel/amd_iommu_init.c diff | blob | blame | history
include/asm-x86/amd_iommu_types.h diff | blob | blame | history
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