Messages in this thread | | | Date | Thu, 21 Sep 2017 17:10:40 +0200 | From | Sebastian Andrzej Siewior <> | Subject | Re: [PATCH] iommu/amd: Use raw_cpu_ptr() instead of get_cpu_ptr() for ->flush_queue |
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On 2017-09-11 22:22:11 [-0400], Vinod Adhikary wrote: > Dear all, Hi,
> Thank you for the great community support and support from Sebastian to > provide me this patch. I wanted to send this email to inform you and > perhaps get some information on how I could keep myself updated on updates > in regards to linux-rt. I apologize if I'm spamming you with this email.
There is a rt-users mailing list, see https://wiki.linuxfoundation.org/realtime/communication/mailinglists
> I noticed `Bug: Scheduling while atomic` on ahci after building 4.9 rt and > reported the issue on oftc channel. Sebastian quickly helped me get a patch > and my `journalctl -f` was clean without any such messages. Yesterday I > decided to build 4.11 without the patch but I saw a whole bunch of similar > bug logs not just on ahci but on my nic card as well among a few others. > There were a few instances where I had to hard shutdown my machine. I > patched 4.11 with Sebastian's patch again and so far it's been okay for > about 24 hours and going.
It sounds like the same issue. I taking this for v4.11 RT and v4.9 will pick it at some point.
> My concern is, how I can provide more information to resolve this issue, > perhaps in the next release. Please let me know how I can be of help.
usually providing a backtrace like you did to the rt-usrs list is enough.
> Thank you
Sebastian
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