diff options
| author | Christoph Hellwig <hch@lst.de> | 2020-03-16 20:32:14 +0100 |
|---|---|---|
| committer | Jason Gunthorpe <jgg@mellanox.com> | 2020-03-26 14:33:38 -0300 |
| commit | 800bb1c8dc80bb4121446b56813067f3ea44edee (patch) | |
| tree | 8ed199bf4aac9982b7863d71c0448742769f1a63 /mm/hmm.c | |
| parent | f894ddd5ff01d3bb48faf4dc533536bf5269c17a (diff) | |
mm: handle multiple owners of device private pages in migrate_vma
Add a new src_owner field to struct migrate_vma. If the field is set,
only device private pages with page->pgmap->owner equal to that field are
migrated. If the field is not set only "normal" pages are migrated.
Fixes: df6ad69838fc ("mm/device-public-memory: device memory cache coherent with CPU")
Link: https://lore.kernel.org/r/20200316193216.920734-3-hch@lst.de
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Ralph Campbell <rcampbell@nvidia.com>
Tested-by: Bharata B Rao <bharata@linux.ibm.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Diffstat (limited to 'mm/hmm.c')
0 files changed, 0 insertions, 0 deletions