On Mon, 24 Oct 2022 23:05:58 +0530 Gautam Menghani <gautammenghani201@xxxxxxxxx> wrote: > In the file mm/khugepaged.c, a TODO in the function collapse_file() asks > to add tracepoints. Add the tracepoint named "mm_khugepaged_collapse_file". This isn't a very satisfying explanation for changing the kernel. Maybe the comment is stale are this tracepoint is unneeded. Please explain afresh how this addition benefits kernel users?