Zero-Copy Display of Guest Framebuffers Using GEM

Zero-Copy Display of Guest Framebuffers Using GEM

Linux Foundation via YouTube Direct link

Foreign-backed GEM Objects

11 of 12

11 of 12

Foreign-backed GEM Objects

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Zero-Copy Display of Guest Framebuffers Using GEM

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  1. 1 Intro
  2. 2 Agenda
  3. 3 Overview of QEMU Graphics (The quick version)
  4. 4 Worst Case Scenario
  5. 5 Existing Optimizations
  6. 6 The Obvious Solution!
  7. 7 Unpleasant Reality
  8. 8 Foreign pages?
  9. 9 Grants?
  10. 10 Manual m2p_override
  11. 11 Foreign-backed GEM Objects
  12. 12 Code

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