Linux-Kernel Archive: Re: [PATCH 1/2] powerpc: Add generic PAGE_SIZE config symbols Re: [PATCH 1/2] powerpc: Add generic PAGE_SIZE config symbols From: Christophe Leroy Date: Wed May 18 2022 - 05:42:56 EST Next message: Huacai Chen: "[PATCH V11 15/22] LoongArch: Add ELF and module support" Previous message: Zhang Jianhua: "[PATCH -next] fs-verity: Use struct_size() helper in fsverity_ioctl_measure()" Next in thread: Michael Ellerman: "Re: [PATCH 1/2] powerpc: Add generic PAGE_SIZE config symbols" Messages sorted by: [ date ] [ thread ] [ subject ] [ author ] Le 05/05/2022 à 14:51, Michael Ellerman a écrit : > Other arches (sh, mips, hexagon) use standard names for PAGE_SIZE > related config symbols. > > Add matching symbols for powerpc, which are enabled by default but > depend on our architecture specific PAGE_SIZE symbols. > > This allows generic/driver code to express dependencies on the PAGE_SIZE > without needing to refer to architecture specific config symbols. I guess next step should be to get rid of powerpc specific symbols and use generic symbols instead. We have (only) 111 occurences of it. > > Signed-off-by: Michael Ellerman > --- > arch/powerpc/Kconfig | 16 ++++++++++++++++ > 1 file changed, 16 insertions(+) > > diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig > index 145af02df3dc..02994361cc7a 100644 > --- a/arch/powerpc/Kconfig > +++ b/arch/powerpc/Kconfig > @@ -759,6 +759,22 @@ config PPC_256K_PAGES > > endchoice > > +config PAGE_SIZE_4KB > + def_bool y > + depends on PPC_4K_PAGES > + > +config PAGE_SIZE_16KB > + def_bool y > + depends on PPC_16K_PAGES > + > +config PAGE_SIZE_64KB > + def_bool y > + depends on PPC_64K_PAGES > + > +config PAGE_SIZE_256KB > + def_bool y > + depends on PPC_256K_PAGES > + > config PPC_PAGE_SHIFT > int > default 18 if PPC_256K_PAGES Next message: Huacai Chen: "[PATCH V11 15/22] LoongArch: Add ELF and module support" Previous message: Zhang Jianhua: "[PATCH -next] fs-verity: Use struct_size() helper in fsverity_ioctl_measure()" Next in thread: Michael Ellerman: "Re: [PATCH 1/2] powerpc: Add generic PAGE_SIZE config symbols" Messages sorted by: [ date ] [ thread ] [ subject ] [ author ]
