mm: Convert collapse_shmem to XArray
I found another victim of the radix tree being hard to use. Because
there was no call to radix_tree_preload(), khugepaged was allocating
radix_tree_nodes using GFP_ATOMIC.
I also converted a local_irq_save()/restore() pair to
disable()/enable().
Signed-off-by:
Matthew Wilcox <willy@infradead.org>
parent
aa5dc07f
Please register or sign in to comment