On 7/2/19 2:03 PM, Linus Walleij wrote: > Hi Florian! > > thanks for your patch! > > On Tue, Jun 18, 2019 at 12:11 AM Florian Fainelli <f.fainelli@xxxxxxxxx> wrote: > >> From: Abbott Liu <liuwenliang@xxxxxxxxxx> >> >> The purpose of this patch is to provide set_ttbr0/get_ttbr0 to >> kasan_init function. The definitions of cp15 registers should be in >> arch/arm/include/asm/cp15.h rather than arch/arm/include/asm/kvm_hyp.h, >> so move them. >> >> Cc: Andrey Ryabinin <aryabinin@xxxxxxxxxxxxx> >> Reported-by: Marc Zyngier <marc.zyngier@xxxxxxx> >> Signed-off-by: Abbott Liu <liuwenliang@xxxxxxxxxx> >> Signed-off-by: Florian Fainelli <f.fainelli@xxxxxxxxx> > >> +#include <linux/stringify.h> > > What is this for? I think it can be dropped. Indeed, that can be dropped came from an earlier version of the patch. > > This stuff adding a whole bunch of accessors: > >> +static inline void set_par(u64 val) >> +{ >> + if (IS_ENABLED(CONFIG_ARM_LPAE)) >> + write_sysreg(val, PAR_64); >> + else >> + write_sysreg(val, PAR_32); >> +} > > Can we put that in a separate patch since it is not > adding any users, so this is a pure refactoring patch for > the current code? Sure, that makes sense, first move all definitions, then add helper functions, finally make use of them. -- Florian