Displaying 2 results from an estimated 2 matches for "kvmhmm".
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kvm_vm
2019 Jul 29
2
[PATCH 9/9] mm: remove the MIGRATE_PFN_WRITE flag
On Mon, Jul 29, 2019 at 05:28:43PM +0300, Christoph Hellwig wrote:
> The MIGRATE_PFN_WRITE is only used locally in migrate_vma_collect_pmd,
> where it can be replaced with a simple boolean local variable.
>
> Signed-off-by: Christoph Hellwig <hch at lst.de>
NAK that flag is useful, for instance a anonymous vma might have
some of its page read only even if the vma has write
2019 Jul 30
0
[PATCH 9/9] mm: remove the MIGRATE_PFN_WRITE flag
...his flag should be use to decide
> wether to map the device memory with write permission or not.
>
> I am traveling right now, i will investigate what happened to
> nouveau code.
We can add it back when needed pretty easily. Much of this has bitrotted
way to fast, and the pending ppc kvmhmm code doesn't need it either.