On Wed, 21 Oct 2015, Mike Kravetz wrote:
Code was added to remove_inode_hugepages that will unmap a page if
it is mapped. i_mmap_lock_write() must be taken during the call
to hugetlb_vmdelete_list(). This is to prevent mappings(vmas) from
being added or deleted while the list of vmas is being examined.
^^^^ interval-tree.
Signed-off-by: Mike Kravetz <mike.kravetz@xxxxxxxxxx>
Reviewed-by: Davidlohr Bueso <dbueso@xxxxxxx>
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