[PATCH v14 67/70] mm/vmscan: Use vma iterator instead of vm_next

Andrew Morton akpm at linux-foundation.org
Mon Sep 12 14:03:37 PDT 2022


On Mon, 12 Sep 2022 14:01:28 -0600 Yu Zhao <yuzhao at google.com> wrote:

> The diff between the original patch and this one, in case you prefer to
> fix it atop rather than amend.

Always...

> diff --git a/mm/vmscan.c b/mm/vmscan.c
> index a7c5d15c1618..cadcc3290918 100644
> --- a/mm/vmscan.c
> +++ b/mm/vmscan.c
> @@ -3776,7 +3776,10 @@ static bool get_next_vma(unsigned long mask, unsigned long size, struct mm_walk
>  	VM_WARN_ON_ONCE(mask & size);
>  	VM_WARN_ON_ONCE((start & mask) != (*vm_start & mask));
>  
> -	for_each_vma_range(vmi, args->vma, end) {
> +	for_each_vma(vmi, args->vma) {
> +		if (end && end <= args->vma->vm_start)
> +			return false;
> +
>  		if (should_skip_vma(args->vma->vm_start, args->vma->vm_end, args))
>  			continue;

Thanks.

I added your signoff so I don't get a nastygram from Stephen in the
morning.  Please send along a suitable brief changelog?




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