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Groups > linux.kernel > #1269954
| From | Ian Campbell <ian.campbell@citrix.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [Xen-devel] [PATCH v4 2/7] xen/arm: introduce HYPERVISOR_platform_op on arm and arm64 |
| Date | 2015-11-16 10:50 +0100 |
| Message-ID | <qvoAb-5D7-43@gated-at.bofh.it> (permalink) |
| References | <qu40O-3rz-13@gated-at.bofh.it> <qu40P-3rz-37@gated-at.bofh.it> <qumTM-72J-17@gated-at.bofh.it> <qur73-1sj-1@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On Fri, 2015-11-13 at 18:10 +0000, Stefano Stabellini wrote: > > I agree with your point (I thought about it myself) but the current > assembly scheme for hypercalls doesn't work well with that. I would have > to introduce, and maintain going forward, two special hypercall > implementations in assembly, one for arm and another for arm64, just to > set interface_version. I don't think it is worth it; I prefer to have to > maintain the explicit interface_version setting at the call sites (that > today is just one). You could give the bare assembly stub a different name (append _core or _raw or something) and make HYPERVISOR_platform_op a C wrapper for it which DTRT. Ian. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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[PATCH v4 2/7] xen/arm: introduce HYPERVISOR_platform_op on arm and arm64 Stefano Stabellini <stefano.stabellini@eu.citrix.com> - 2015-11-12 18:40 +0100
Re: [Xen-devel] [PATCH v4 2/7] xen/arm: introduce HYPERVISOR_platform_op on arm and arm64 Julien Grall <julien.grall@citrix.com> - 2015-11-13 14:50 +0100
Re: [Xen-devel] [PATCH v4 2/7] xen/arm: introduce HYPERVISOR_platform_op on arm and arm64 Stefano Stabellini <stefano.stabellini@eu.citrix.com> - 2015-11-13 19:20 +0100
Re: [Xen-devel] [PATCH v4 2/7] xen/arm: introduce HYPERVISOR_platform_op on arm and arm64 Julien Grall <julien.grall@citrix.com> - 2015-11-13 19:40 +0100
Re: [Xen-devel] [PATCH v4 2/7] xen/arm: introduce HYPERVISOR_platform_op on arm and arm64 Ian Campbell <ian.campbell@citrix.com> - 2015-11-16 10:50 +0100
Re: [Xen-devel] [PATCH v4 2/7] xen/arm: introduce HYPERVISOR_platform_op on arm and arm64 Stefano Stabellini <stefano.stabellini@eu.citrix.com> - 2015-11-20 13:00 +0100
Re: [Xen-devel] [PATCH v4 2/7] xen/arm: introduce HYPERVISOR_platform_op on arm and arm64 Ian Campbell <ian.campbell@citrix.com> - 2015-11-20 13:20 +0100
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