Messages in this thread | | | From | "Tian, Kevin" <> | Subject | RE: [PATCH 5/5] vfio-pci: Allow to mmap MSI-X table if interrupt remapping is supported | Date | Tue, 3 May 2016 05:34:14 +0000 |
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> From: Yongji Xie > Sent: Wednesday, April 27, 2016 8:43 PM > > This patch enables mmapping MSI-X tables if hardware supports > interrupt remapping which can ensure that a given pci device > can only shoot the MSIs assigned for it. > > With MSI-X table mmapped, we also need to expose the > read/write interface which will be used to access MSI-X table. > > Signed-off-by: Yongji Xie <xyjxie@linux.vnet.ibm.com>
A curious question here. Does "allow to mmap MSI-X" essentially mean that KVM guest can directly read/write physical MSI-X structure then?
Thanks Kevin
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