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When CONFIG_PM_DEBUG is set, kmsg is able to reflect 1)status of active wakelock held, 2)callbacks registered with early_suspend and late_resume, and 3)when entering kernel PM transition. Change-Id: I41a7bb3e1ee47a02f80b1433fdeeb5e691acd0e2 Signed-off-by: paris_yeh <paris_yeh@asus.com> Reviewed-on: http://mcrd1-5.corpnet.asus/code-review/master/62176 Reviewed-by: Chuang Simon <Simon_Chuang@asus.com> Reviewed-by: Sam hblee <Sam_hblee@asus.com> Reviewed-on: http://mcrd1-5.corpnet.asus/code-review/master/62899 Reviewed-on: http://mcrd1-5.corpnet.asus/code-review/master/68031 Reviewed-by: Jive Hwang <jive_hwang@asus.com> Tested-by: Jive Hwang <jive_hwang@asus.com>