On guest writing a PPGTT entry, if it contains value and the old entry is valid, gvt will read it and find & free the corresponding old data for it. However, with the KVM write protection provided by page_track, the guest entry will be written with new value before gvt handling. To avoid that, we should use the shadow entry instead. Signed-off-by: Bing Niu <bing.niu@intel.com> Signed-off-by: Jike Song <jike.song@intel.com> Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com> |
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vga | ||
Makefile |