Re: [PATCH] riscv: Remove redundant CONFIG_64BIT from pgtable_l{4,5}_enabled

[Dawei Li]

Hi Alex,

Thanks for review.

On Tue, Mar 19, 2024 at 01:36:13PM +0100, Alexandre Ghiti wrote:
> Hi Dawei,
> 
> On 12/03/2024 09:50, Dawei Li wrote:
> > IS_ENABLED(CONFIG_64BIT) in assignment of pgtable_l{4,5}_enabled is
> > redundant, remove it.
> > 
> > While at it, annotate pgtable_l{4,5}_enabled with __ro_after_init.
> 
> 
> I guess this comment ^ implies that you need to split this patch into 2 :)

Indeed. I Will respin v2 as you suggested.

> 
> Feel free to add on both:
> 
> Reviewed-by: Alexandre Ghiti <alexghiti@xxxxxxxxxxxx>
> 
> Thanks,
> 
> Alex

Thanks,

	Dawei
> 
> 
> > 
> > Signed-off-by: Dawei Li <dawei.li@xxxxxxxxxxxx>
> > ---
> >   arch/riscv/mm/init.c | 4 ++--
> >   1 file changed, 2 insertions(+), 2 deletions(-)
> > 
> > diff --git a/arch/riscv/mm/init.c b/arch/riscv/mm/init.c
> > index fa34cf55037b..204cdf5b829d 100644
> > --- a/arch/riscv/mm/init.c
> > +++ b/arch/riscv/mm/init.c
> > @@ -50,8 +50,8 @@ u64 satp_mode __ro_after_init = SATP_MODE_32;
> >   EXPORT_SYMBOL(satp_mode);
> >   #ifdef CONFIG_64BIT
> > -bool pgtable_l4_enabled = IS_ENABLED(CONFIG_64BIT) && !IS_ENABLED(CONFIG_XIP_KERNEL);
> > -bool pgtable_l5_enabled = IS_ENABLED(CONFIG_64BIT) && !IS_ENABLED(CONFIG_XIP_KERNEL);
> > +bool pgtable_l4_enabled __ro_after_init = !IS_ENABLED(CONFIG_XIP_KERNEL);
> > +bool pgtable_l5_enabled __ro_after_init = !IS_ENABLED(CONFIG_XIP_KERNEL);
> >   EXPORT_SYMBOL(pgtable_l4_enabled);
> >   EXPORT_SYMBOL(pgtable_l5_enabled);
> >   #endif
> 
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