On Mon, Aug 13, 2018 at 05:30:58PM -0700, Mike Kravetz wrote:
> The page migration code employs try_to_unmap() to try and unmap the
> source page. This is accomplished by using rmap_walk to find all
> vmas where the page is mapped. This search stops when page mapcount
> is zero. For shared PMD
On Mon, Aug 13, 2018 at 05:30:58PM -0700, Mike Kravetz wrote:
> The page migration code employs try_to_unmap() to try and unmap the
> source page. This is accomplished by using rmap_walk to find all
> vmas where the page is mapped. This search stops when page mapcount
> is zero. For shared PMD
The page migration code employs try_to_unmap() to try and unmap the
source page. This is accomplished by using rmap_walk to find all
vmas where the page is mapped. This search stops when page mapcount
is zero. For shared PMD huge pages, the page map count is always 1
no matter the number of
The page migration code employs try_to_unmap() to try and unmap the
source page. This is accomplished by using rmap_walk to find all
vmas where the page is mapped. This search stops when page mapcount
is zero. For shared PMD huge pages, the page map count is always 1
no matter the number of
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