Messages in this thread | | | Date | Tue, 14 Mar 2023 12:23:35 +0100 | Subject | Re: Report in downstream Debian: mpt3sas broken with xen dom0 with update to 5.10.149 in 5.10.y. | From | Juergen Gross <> |
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On 14.03.23 12:17, Joost Roeleveld wrote: >> On Mon, Oct 24, 2022 at 05:28:05PM +0000, Andrew Cooper wrote: >>> I don't know exactly how this translates to Linux internals, but most >>> devices are fine and it's routinely the mpt2/3sas drivers which >>> encounter problems. It would be lovely if we could get to the bottom of >>> this for once and for all. >> >> So to summarize my two mails: I think te use of dma_get_required_mask >> in mpt3sas is wrong, and the dma_get_required_mask return value from >> xen-swiotlb is also wrong. Fixing either one should fix this problem, >> and I think we should fix both. > > Hi all, > > Is there anything that can be done to get this fixed in xen and the kernel somehow? > I keep having to manually patch the mpt3sas driver to prevent it from being able > to switch to 32bit mode each time I upgrade the kernel.
Just use 5.10.173.
Juergen
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