diff options
| author | Hollis Blanchard <hollisb@us.ibm.com> | 2008-07-25 13:54:52 -0500 |
|---|---|---|
| committer | Avi Kivity <avi@qumranet.com> | 2008-10-15 10:15:16 +0200 |
| commit | 83aae4a8098eb8a40a2e9dab3714354182143b4f (patch) | |
| tree | 872381c8aa610e3c1053008e967728f121fa55cb /mm/page_io.c | |
| parent | 20754c2495a791b5b429c0da63394c86ade978e7 (diff) | |
KVM: ppc: Write only modified shadow entries into the TLB on exit
Track which TLB entries need to be written, instead of overwriting everything
below the high water mark. Typically only a single guest TLB entry will be
modified in a single exit.
Guest boot time performance improvement: about 15%.
Signed-off-by: Hollis Blanchard <hollisb@us.ibm.com>
Signed-off-by: Avi Kivity <avi@qumranet.com>
Diffstat (limited to 'mm/page_io.c')
0 files changed, 0 insertions, 0 deletions