Messages in this thread | | | From | Liam Howlett <> | Subject | Re: [PATCH] maple_tree: Fix use of node for global range in mas_wr_spanning_store() | Date | Wed, 6 Jul 2022 14:08:20 +0000 |
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* Andrew Morton <akpm@linux-foundation.org> [220705 22:55]: > On Wed, 6 Jul 2022 02:05:37 +0000 Liam Howlett <liam.howlett@oracle.com> wrote: > > > When writing a range with a NULL which expands to 0 - ULONG_MAX, don't > > use a node to store this value. Instead, call mas_new_root() which will > > set the tree pointer to NULL and free all the nodes. > > > > Fix a comment for the allocations in mas_wr_spanning_store(). > > > > Add mas_node_count_gfp() and use it to clean up mas_preallocate(). > > > > Clean up mas_preallocate() and ensure the ma_state is safe on return. > > > > Update maple_tree.h to set alloc = NULL. > > Cool. > > How are we looking now? Any known issues still being worked on?
Did you pick up "Subject: [PATCH] mm/mmap: Fix copy_vma() new_vma check"? I sent that yesterday as well.
I think we are in good shape. There were two outstanding issues I had and this patch plus the copy_vma() patch fixes both.
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