For now, we would have HPAGE_PMD_NR entries in radix tree for every huge
page. That's suboptimal and it will be changed to use Matthew's
multi-order entries later.
'add' operation is not changed, because we don't need it to implement
hugetmpfs: shmem uses its own implementation.
Signed-off-by:
For now, we would have HPAGE_PMD_NR entries in radix tree for every huge
page. That's suboptimal and it will be changed to use Matthew's
multi-order entries later.
'add' operation is not changed, because we don't need it to implement
hugetmpfs: shmem uses its own implementation.
Signed-off-by:
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