Re: [PATCH v7 12/14] x86/mm: Move flush_tlb_info back to the stack

[Nadav Amit]

On 09/06/2026 12:17, Chuyi Zhou wrote:

> -
>   void flush_tlb_mm_range(struct mm_struct *mm, unsigned long start,
>   				unsigned long end, unsigned int stride_shift,
>   				bool freed_tables)
>   {
> -	struct flush_tlb_info *info;
> +	struct flush_tlb_info _info;
> +	struct flush_tlb_info *info = &_info;
>   	int cpu = get_cpu();
>   	u64 new_tlb_gen;
>   
>   	/* This is also a barrier that synchronizes with switch_mm(). */
>   	new_tlb_gen = inc_mm_tlb_gen(mm);
>   
> -	info = get_flush_tlb_info(mm, start, end, stride_shift, freed_tables,
> -				  new_tlb_gen);
> +	init_flush_tlb_info(&_info, mm, start, end, stride_shift, freed_tables,
> +			    new_tlb_gen);

You use here &_info instead of info. At the same time 
kernel_tlb_flush_range() and friends use info for the struct itself, not 
the pointer, so maybe just get rid of _info and call it info?