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| author | Keir Fraser <keir.fraser@citrix.com> | 2008-05-08 13:15:45 +0100 |
|---|---|---|
| committer | Keir Fraser <keir.fraser@citrix.com> | 2008-05-08 13:15:45 +0100 |
| commit | 1b1305666b610a4808b06d8635451ea74996ceed (patch) | |
| tree | 7a2668f95b4cb4eae92860bb1ba7402110d29f11 /buildconfigs | |
| parent | 5991224aff6747d3d50e83da00659a0a277c9cc0 (diff) | |
| download | xen-1b1305666b610a4808b06d8635451ea74996ceed.tar.gz xen-1b1305666b610a4808b06d8635451ea74996ceed.tar.bz2 xen-1b1305666b610a4808b06d8635451ea74996ceed.zip | |
shadow: drop guest VRAM write access after some idleness
If the video RAM has been kept clean for at least 2 seconds, we can
afford taking the time to drop guest write access, which allows us to
save the dirty bit scanning entirely until we get a guest page handle.
From: Samuel Thibault <samuel.thibault@eu.citrix.com>
Signed-off-by: Keir Fraser <keir.fraser@citrix.com>
Diffstat (limited to 'buildconfigs')
0 files changed, 0 insertions, 0 deletions