[PATCH] riscv: Fix compilation error with FAST_GUP and rv32

Palmer Dabbelt palmer at dabbelt.com
Fri Mar 15 10:13:42 PDT 2024


On Mon, 04 Mar 2024 08:47:43 PST (-0800), rdunlap at infradead.org wrote:
>
>
> On 3/4/24 00:02, Alexandre Ghiti wrote:
>> By surrounding the definition of pte_leaf_size() with a ifdef napot as
>> it should have been.
>>
>> Fixes: e0fe5ab4192c ("riscv: Fix pte_leaf_size() for NAPOT")
>> Signed-off-by: Alexandre Ghiti <alexghiti at rivosinc.com>
>
>
> Reviewed-by: Randy Dunlap <rdunlap at infradead.org>
> Tested-by: Randy Dunlap <rdunlap at infradead.org> # build-tested

Sorry for being slow here, I just realized this was a result of a 
fixes/for-next semantic conflict.  So I've merged this (on top of the 
broken series) into for-next, but I'm going to hold off on sending 
Linus a PR in order to let it get through the testers.

> Thanks.
>
>> ---
>>  arch/riscv/include/asm/pgtable.h | 2 ++
>>  1 file changed, 2 insertions(+)
>>
>> diff --git a/arch/riscv/include/asm/pgtable.h b/arch/riscv/include/asm/pgtable.h
>> index 25ca14f6942c..54d26a07fa63 100644
>> --- a/arch/riscv/include/asm/pgtable.h
>> +++ b/arch/riscv/include/asm/pgtable.h
>> @@ -439,9 +439,11 @@ static inline pte_t pte_mkhuge(pte_t pte)
>>  	return pte;
>>  }
>>
>> +#ifdef CONFIG_RISCV_ISA_SVNAPOT
>>  #define pte_leaf_size(pte)	(pte_napot(pte) ?				\
>>  					napot_cont_size(napot_cont_order(pte)) :\
>>  					PAGE_SIZE)
>> +#endif
>>
>>  #ifdef CONFIG_NUMA_BALANCING
>>  /*



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