Linux-Kernel Archive: Re: [PATCH v2] MIPS: undefine and redefine cpu_has_fpu when it is overrided Re: [PATCH v2] MIPS: undefine and redefine cpu_has_fpu when it is overrided From: Stephen Zhang Date: Sat Apr 30 2022 - 22:55:23 EST Next message: Stephen Zhang: "[PATCH v3] MIPS: adding a safety check for cpu_has_fpu" Previous message: Yong Wu: "Re: [PATCH v6 31/34] iommu/mediatek: Get the proper bankid for multi banks" In reply to: Maciej W. Rozycki: "Re: [PATCH v2] MIPS: undefine and redefine cpu_has_fpu when it is overrided" Messages sorted by: [ date ] [ thread ] [ subject ] [ author ] Maciej W. Rozycki 于2022年4月30日周六 23:38写道： > > Adding a safety check would be a separate improvement. Please feel free > to submit one. > > We need to keep fixes and improvements as separate changes. For one > fixes can be candidates for backporting while improvements are never > backported; cf. Documentation/process/stable-kernel-rules.rst. > > I hope this clears your concerns. Let me know if you have further > questions. > > Maciej Thanks for your elaboration.It helps a lot. I want to submit a v3 patch like: #if cpu_has_fpu # error "Forcing `cpu_has_fpu' to non-zero is not supported" #endif but this will cause the link error if not combined with the fix: MIPS: IP30: Remove incorrect `cpu_has_fpu' override Maybe I should submit one first, and see how it goes then. Next message: Stephen Zhang: "[PATCH v3] MIPS: adding a safety check for cpu_has_fpu" Previous message: Yong Wu: "Re: [PATCH v6 31/34] iommu/mediatek: Get the proper bankid for multi banks" In reply to: Maciej W. Rozycki: "Re: [PATCH v2] MIPS: undefine and redefine cpu_has_fpu when it is overrided" Messages sorted by: [ date ] [ thread ] [ subject ] [ author ]
