[Xen-devel] [PATCH 6/6] Introduce domain flag (dont_flush_iotlb) to avoid unnecessary iotlb flush.

[Jean Guyader <jean.guyader@xxxxxxxxxxxxx>]

Add a domain level flag that will be check by the iommu low level code
to skip iotlb flush. iommu_iotlb_flush has to be called explicitly.

Signed-off-by: Jean Guyader <jean.guyader@xxxxxxxxxxxxx>
---
 xen/arch/x86/mm.c                   |   12 +++++++++++-
 xen/drivers/passthrough/iommu.c     |    6 ++++++
 xen/drivers/passthrough/vtd/iommu.c |    6 ++++--
 xen/include/xen/sched.h             |    1 +
 4 files changed, 22 insertions(+), 3 deletions(-)

Attachment: 0006-Introduce-domain-flag-dont_flush_iotlb-to-avoid-unne.patch
Description: Text Data

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