Kernel keeps mTHP on when PMD-sized huge pages are missing
A new page-table helper lets multi-size THP stay available on CPUs that cannot back traditional PMD leaves.
By oopsA new page-table helper lets multi-size THP stay available on CPUs that cannot back traditional PMD leaves.
By oopsThe fix unsticks tiered-memory workloads but can slow KVM guests that relied on the old broken skip.
By oops