Gilles Chanteperdrix wrote: > On Dec 6, 2007 2:28 PM, Gilles Chanteperdrix > <[EMAIL PROTECTED]> wrote: >> On Dec 6, 2007 2:24 PM, Wolfgang Grandegger <[EMAIL PROTECTED]> wrote: >>> Gilles Chanteperdrix wrote: >>>> On Dec 6, 2007 1:31 PM, Wolfgang Grandegger <[EMAIL PROTECTED]> wrote: >>>>> Hello, >>>>> >>>>> how do I cancel or delete a Xenomai POSIX thread running in primary >>>>> context from a higher priority thread? IIUC, pthread_kill() can only be >>>>> used in secondary context. I tried pthread_cancel(), but it only works >>>>> when hitting a cancelation point, e.g. pthread_testcancel(). Setting >>>>> pthread_setcanceltype(PTHREAD_CANCEL_ASYNCHRONOUS) did not help. Is >>>>> there a code snippet or even an example program showing how to cancel a >>>>> pthread in primary context? >>>> pthread_kill or pthread_cancel should result in sending a signal to >>>> the target thread, so should cause this thread to switch to secondary >>>> mode to handle it. If you want to wait for the target thread to be >>>> canceled, you should use pthread_cancel and pthread_join. >>> There is no way to cancel a pthread in primary mode from another pthread? >> No. You always need secondary mode to effectively delete a thread. The >> same goes for the native skin. > > Ok. I understand what you mean. You want pthread_cancel not to leave > primary mode. This can easily be done by causing pthread_cancel to use > the kernel-space real-time pthread_cancel service. This should work > with no further modification.
I want to cancel/delete a task running in primary mode, e.g. void* work_task(void* dummy) { int count = 0; while (1) count++; } from the outside (= another higher priority task). How can I use the kernel-space real-time pthread_cancel service? My POSIX app is runs in user-land. Wolfgang. _______________________________________________ Xenomai-core mailing list Xenomai-core@gna.org https://mail.gna.org/listinfo/xenomai-core