On Wed, Aug 04, 2021 at 11:29:31AM -0700, Kuppuswamy, Sathyanarayanan wrote: > > > On 8/4/21 11:08 AM, Matthew Wilcox wrote: > > Why use a doubly-linked-list here? An allocating xarray should perform > > much better and use less memory. > > We don't expect the list to be too long. So we may not gain any significant > advantage in terms of performance or memory when using alternate lists. Since > linked list easier to use, we chose it. It is not easier to use.