[PATCH 4.4 101/114] mremap: properly flush TLB before releasing the page

4.4-stable review patch. If anyone has any objections, please let me know. -- From: Linus Torvalds Commit eb66ae030829605d61fbef1909ce310e29f78821 upstream. This is a backport to stable 4.4.y. Jann Horn points out that our TLB flushing was subtly wrong for the mremap()

[PATCH 4.4 101/114] mremap: properly flush TLB before releasing the page

4.4-stable review patch. If anyone has any objections, please let me know. -- From: Linus Torvalds Commit eb66ae030829605d61fbef1909ce310e29f78821 upstream. This is a backport to stable 4.4.y. Jann Horn points out that our TLB flushing was subtly wrong for the mremap()