Hi.. On Wed, Nov 17, 2010 at 17:27, Juan Rafael Garcia Blanco <jgblanco.mail@xxxxxxxxx> wrote: > Hi, > few days ago, I asked you for a method to traverse the task list "atomically", and some of you pointed me out to read_lock(&tasklist_lock), which I found it the right solution. But I forgot to mention I am outside the kernel, I am writing a kernel module I mean. And those symbols aren't exported. > After some searches, I found rcu_read_lock() could do the job, and now I want to confirm this, please. Uhm, I could be wrong, but have you checked for_each_process() macro defined in include/linux/sched.h? -- regards, Mulyadi Santosa Freelance Linux trainer and consultant blog: the-hydra.blogspot.com training: mulyaditraining.blogspot.com -- To unsubscribe from this list: send an email with "unsubscribe kernelnewbies" to ecartis@xxxxxxxxxxxx Please read the FAQ at http://kernelnewbies.org/FAQ