Re: [PATCH v4] mm/khugepaged: add tracepoint to collapse_file()

[Steven Rostedt]

On Sat,  3 Dec 2022 01:48:07 +0530
Gautam Menghani <gautammenghani201@xxxxxxxxx> wrote:

> Currently, is_shmem is not being captured. Capturing is_shmem is useful 
> as it can indicate if tmpfs is being used as a backing store instead of 
> persistent storage. Add the tracepoint in collapse_file() named 
> "mm_khugepaged_collapse_file" for capturing is_shmem.
> 
> Signed-off-by: Gautam Menghani <gautammenghani201@xxxxxxxxx>
> ---

>From a tracing point of view:

Reviewed-by: Steven Rostedt (Google) <rostedt@xxxxxxxxxxx>

-- Steve