/proc/fs/nfsd/reply_cache_stats has been present since v3.10 but
has no entry in Documentation/ABI/. Add one under testing/ that
documents the current field set, types, and parsing expectations.
This establishes a contract that parsers should match on field
name rather than line position, allowing fields to be added or
removed across kernel versions without breaking well-written
consumers.
Reviewed-by: Jeff Layton <jlayton@kernel.org>
Reviewed-by: NeilBrown <neil@brown.name>
Link: https://patch.msgid.link/20260717001232.438792-6-cel@kernel.org
Signed-off-by: Chuck Lever <cel@kernel.org>
