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| author | Dr. David Alan Gilbert <dgilbert@redhat.com> | 2018-03-12 17:20:58 +0000 |
|---|---|---|
| committer | Michael S. Tsirkin <mst@redhat.com> | 2018-03-20 05:03:27 +0200 |
| commit | 2ce16640b4cc9ab9e7e6bde9e4264b102e0eb73d (patch) | |
| tree | d35a0ed702eaf057ffbd886db9c54d911ee2dd76 /memory_mapping.c | |
| parent | f90bb71bfdaca6ece1696e194aad11fb8599ffba (diff) | |
postcopy: use UFFDIO_ZEROPAGE only when available
Use a flag on the RAMBlock to state whether it has the
UFFDIO_ZEROPAGE capability, use it when it's available.
This allows the use of postcopy on tmpfs as well as hugepage
backed files.
Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Reviewed-by: Peter Xu <peterx@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'memory_mapping.c')
0 files changed, 0 insertions, 0 deletions