"Dr. David Alan Gilbert (git)" wrote:
> From: "Dr. David Alan Gilbert"
>
> The kernel can't do UFFDIO_ZEROPAGE for huge pages, so we have
> to allocate a temporary (always zero) page and use UFFDIO_COPYPAGE
> on it.
>
> Signed-off-by: Dr. David Alan Gilbert
Reviewed-by: Juan Quintela
From: "Dr. David Alan Gilbert"
The kernel can't do UFFDIO_ZEROPAGE for huge pages, so we have
to allocate a temporary (always zero) page and use UFFDIO_COPYPAGE
on it.
Signed-off-by: Dr. David Alan Gilbert
---
include/migration/migration.h | 1 +
migration/postcopy-ram.c | 23 +++