Revert "hugetlbfs: flush TLBs correctly after huge_pmd_unshare"

This reverts commit 3e6ef90f75ae9cd27cd0469a67c9ff3dac9b1309.

Reason for revert: Arm presubmit fails.

Change-Id: I19adcd8d201a830a37799737173593a32401cfee
Reviewed-on: https://cos-review.googlesource.com/c/third_party/kernel/+/25761
Reviewed-by: Vaibhav Rustagi <vaibhavrustagi@google.com>
Tested-by: Cusky Presubmit Bot <presubmit@cos-infra-prod.iam.gserviceaccount.com>
1 file changed