On Wed, Sep 11, 2019 at 03:52:06PM -0300, Martin Galvan wrote: > Hi, > > I have a kernel module which needs to perform CPU core-specific > operations. I know that there's a kernel mode version of > sched_setaffinity, however it's not exported to modules and can only > be accessed through e.g. kallsyms_lookup_name, which is ugly. The > alternative is to spawn a new kthread and bind it to the desired CPU > before starting it, but I was wondering if there's a more > straightforward method of doing this. Thanks! > > _______________________________________________ > Kernelnewbies mailing list > Kernelnewbies@xxxxxxxxxxxxxxxxx > https://lists.kernelnewbies.org/mailman/listinfo/kernelnewbies So one thing that pops to my head is using cgroups. Create a cgroup, modify the cpu file in cpusets cgroup and add the required task to it. But I am not sure whether you can do all of this from a kernel module... Thanks Bharath _______________________________________________ Kernelnewbies mailing list Kernelnewbies@xxxxxxxxxxxxxxxxx https://lists.kernelnewbies.org/mailman/listinfo/kernelnewbies
