Re: [PATCH v6 5/7] ACPI/NUMA: Return memblk modification state from numa_fill_memblks()

[Dan Williams]

Robert Richter wrote:
> When registering a memory range a possibly overlapping memory block
> will be extended instead of creating a new one. If both ranges exactly
> overlap, the blocks remain unchanged and are just reused. The
> information if a memblock was extended is useful for diagnostics.

What diagnostic flow is this useful for?

I feel like this post-hoc debug prints for problems we never expect to
have again, or is there an enduring need for this?