[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] [PATCH 0 of 5] PV on HVM Xen
On Wednesday 17 March 2010 23:21:08 Stefano Stabellini wrote: > On Wed, 17 Mar 2010, Sheng Yang wrote: > > I would like to work on the PIRQ porting upstream Linux > > I am glad to hear that! > > > A simple version would be just using PIRQ instead of VIRQ in my > > patches, but PIRQ is flexible, I would see if I can do more with it > > After the first part of your series gets applied, I'll rebase my pirq > remapping patches on top of it, then you can tell me what's wrong so I > can change it. I am very open to critics or suggestions. > I would also prefer that you take my pirq remapping patches, you make > any change you like, then you send your work to the list, rather than > reinventing the wheel. Yeah, I'd like to take your patch and modify it as much as possible, which would be more efficient. Of course, with your signed-off hold. :) -- regards Yang, Sheng > I value your contributions so I would be happy if you could work on my > series, that even though is working still misses MSI support and I am > sure you'll be able to make many other important improvements. > > > And we may not get a version exactly the same as pv_ops dom0 code in > > the end... I would try to make them similar and make the HVM part > > small enough, then reduce Jeremy's maintain effort. > > As pointed out before by Jeremy and Konrad, the best starting point is > probably Konrad's pv/pcifront-2.6.31 tree: it contains most of the pirq > stuff, ready to be upstreamed. > AFAICT the only things required to make pirq mappings work (as in > my series) that are missing are: > > - xen_register_gsi > > - xen_setup_pirqs > > - the xen_register_gsi hook in acpi_register_gsi > > the first two should be easy to port because they don't require any > change but the last one definitely needs modifications in order to be > accepted upstream. > I didn't include MSI support because is not required, but that is > another area that needs changes. > _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel
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