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Gautam Menghani
4c9473e87e
"mm_khugepaged_collapse_file" for capturing is_shmem. 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. [[email protected]: swap is_shmem and addr to save space, per Steven Rostedt] Link: https://lkml.kernel.org/r/[email protected] Link: https://lkml.kernel.org/r/[email protected] Signed-off-by: Gautam Menghani <[email protected]> Reviewed-by: Steven Rostedt (Google) <[email protected]> [tracing] Cc: David Hildenbrand <[email protected]> Cc: Masami Hiramatsu (Google) <[email protected]> Cc: Yang Shi <[email protected]> Cc: Zach O'Keefe <[email protected]> Signed-off-by: Andrew Morton <[email protected]>