On Tuesday 13 November 2007 6:28:51 am Edouard Thuleau wrote: > I tried this code from the acpi source but the problem still the same. > I register the multicast group with "genl_register_mc_group" function > and it works but the genlmsg_put function return NULL value on the > arm board and the genlmsg_multicast function return ESRCH error on a > x86 pc. I'm sorry, I don't have any experience using the multicast aspect of Generic Netlink (or Netlink proper for that matter), so other than pointing you at examples in the kernel I'm not sure I can be of much help. However, this might be a good learning exercise of how to debug kernel issues - if you are in the process of developing new kernel code this is a worthwhile skill to have :) -- paul moore linux security @ hp - To unsubscribe from this list: send the line "unsubscribe linux-net" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html