On 12/19/2017 11:46 AM, Andreas Glatz wrote: >>>> >>>> I have pulled wip/rtnet-fixes branch with the last commit of Philippe from >>>> Sun >>>> Dec 17 15:27:04 2017 +0100: net/udp: ioctl: fix temp arg buffer type >>>> >>>> I have created the packages and new kernel with the same configuration >>>> that I had. >>>> >>>> I run my application, that it's a POSIX application Wrapped and I still >>>> have the >>>> same error when I activate SMAP: >>> >>> I see that the page fault occurs in rt_packet_ioctl()... by the looks >>> of this bug it might be similar to the one I found in udp.c (see my >>> post from Sunday)... basically the ioctl still tries to access user >>> memory, which causes that stack trace. I'm currently a bit busy - I >>> hope I can continue debugging this by the end of this week. >> >> I should be able to squeeze this debug task in the coming 48 hours, I >> have your latest patched queued already. Let me know if you want to keep >> on addressing this issue, otherwise I'll tackle this stuff. >> > > I think you'll be at it before me then :)
Not that sure, I'm discovering the rtnet implementation as I go actually. I already made some more > progress in the UDP case. I can send you my latest patch tonight. I'm > also happy to keep testing + fixing when I find time for it! I can use > the RTnet UDP app from the company that I ported from kernel 3.0 to > 4.9 to test the RTnet UDP stack. > Thanks, let's progress on this front in parallel then: I'll let you keep on fighting with the UDP stuff, and I'll dive into the AF_PACKET stuff. Thanks, -- Philippe. _______________________________________________ Xenomai mailing list Xenomai@xenomai.org https://xenomai.org/mailman/listinfo/xenomai
