Re: [PATCH v8 08/14] arm64: tlb: Implement __flush_s2_tlb_range_op()

Shaoqin Huang
2023-08-11T03:16:23Z

On 8/9/23 07:13, Raghavendra Rao Ananta wrote:
> Define __flush_s2_tlb_range_op(), as a wrapper over
> __flush_tlb_range_op(), for stage-2 specific range-based TLBI
> operations that doesn't necessarily have to deal with 'asid'
> and 'tlbi_user' arguments.
>
> Signed-off-by: Raghavendra Rao Ananta <rananta@google.com>
Reviewed-by: Shaoqin Huang <shahuang@redhat.com>
> ---
> arch/arm64/include/asm/tlbflush.h | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/arch/arm64/include/asm/tlbflush.h b/arch/arm64/include/asm/tlbflush.h
> index b9475a852d5be..93f4b397f9a12 100644
> --- a/arch/arm64/include/asm/tlbflush.h
> +++ b/arch/arm64/include/asm/tlbflush.h
> @@ -340,6 +340,9 @@ do { \
> } \
> } while (0)
>
> +#define __flush_s2_tlb_range_op(op, start, pages, stride, tlb_level) \
> + __flush_tlb_range_op(op, start, pages, stride, 0, tlb_level, false)
> +
> static inline void __flush_tlb_range(struct vm_area_struct *vma,
> unsigned long start, unsigned long end,
> unsigned long stride, bool last_level,

--
Shaoqin