Markus, thanks for your remarks! On 09.04.2020 11:41, Markus Elfring wrote: > * The source code search pattern can be too generic. > How do you think about to consider additional constraints > for safer data control flow analysis? Could you please elaborate on that? I used 'exists' keyword to find at least one branch that has mutex_unlock+kthread_stop+mutex_lock chain. > * Other operation modes might become helpful. Thanks! I added 'context' mode, it's very good for this purpose. Best regards, Alexander