> The functions that could lock this mutex, i.e., `{S,G}etProxy(), {S,G}etNameProxy(), HaveNameProxy(), IsProxy()`, do not call itself recursively, and do not call each other either directly or indirectly. Therefore, the `g_proxyinfo_mutex` could be a non-recursive mutex.
This is a backport of [[https://github.com/bitcoin/bitcoin/pull/19190 | core#19190]]