Re: [PATCH] radix-tree: replace preallocated node array with linked list

[Johannes Weiner]

On Wed, May 13, 2015 at 06:36:54PM +0300, Kirill A. Shutemov wrote:
> Currently we use per-cpu array to hold pointers to preallocated nodes.
> Let's replace it with linked list. On x86_64 it saves 256 bytes in
> per-cpu ELF section which may translate into freeing up 2MB of memory
> for NR_CPUS==8192.
> 
> Signed-off-by: Kirill A. Shutemov <kirill.shutemov@xxxxxxxxxxxxxxx>

Acked-by: Johannes Weiner <hannes@xxxxxxxxxxx>
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