Re: dmar, dma_pool, etc
Tycho Nightingale <[email protected]>
| Newsgroups | gmane.os.freebsd.devel.x11 |
|---|---|
| Message-ID | <[email protected]> |
Hi, > On Apr 29, 2019, at 2:34 PM, Niclas Zeising <[email protected]> wrote: > > On 2019-04-29 20:27, Niclas Zeising wrote: >> On 2019-04-29 18:00, Tycho Nightingale wrote: >>>> On Apr 29, 2019, at 11:06 AM, Niclas Zeising <[email protected]> wrote: >>>> >>>> As a side note, I can readily reproduce the hang on a spare laptop, please let me know if I can help in testing or diagnosing in any way. >>> >>> >>> If you can readily reproduce the hang, since there are 2 halves that comprised the fix (the DMA pool and non-pool mappings) it would be instructive to try reverting either dmapool.h or dma-mapping.h independently to see if that helps. >>> >> Hi! >> I will test this and report back. Thank you! >> Regards > > Hi! > Just reverting dmapool.h or dma-mapping.h doesn't work, it won't build. I need to revert more than that. Can you help me figure out what to revert in either case, or provide a patch? Thanks for trying. I managed to setup my HW and reproduce this and I see your point that it doesn’t cleave in half perfectly. Since I’ve got a (non)-working test case, let me investigate a bit further. Tycho _______________________________________________ [email protected] mailing list https://lists.freebsd.org/mailman/listinfo/freebsd-x11 To unsubscribe, send any mail to "[email protected]"