linux-kernel - Re: [PATCH V3 1/5] mm/khugepaged: remove unnecessary goto 'skip' label

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Message-ID: <225e9943-4e7d-48c6-83b9-98284fa31092@arm.com>
Date: Thu, 22 Jan 2026 12:34:33 +0530
From: Dev Jain <dev.jain@....com>
To: Shivank Garg <shivankg@....com>, Andrew Morton
 <akpm@...ux-foundation.org>, David Hildenbrand <david@...nel.org>,
 Lorenzo Stoakes <lorenzo.stoakes@...cle.com>
Cc: Zi Yan <ziy@...dia.com>, Baolin Wang <baolin.wang@...ux.alibaba.com>,
 "Liam R . Howlett" <Liam.Howlett@...cle.com>, Nico Pache
 <npache@...hat.com>, Ryan Roberts <ryan.roberts@....com>,
 Barry Song <baohua@...nel.org>, Lance Yang <lance.yang@...ux.dev>,
 linux-mm@...ck.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH V3 1/5] mm/khugepaged: remove unnecessary goto 'skip'
 label

On 19/01/26 12:52 am, Shivank Garg wrote:
> Replace goto skip with actual logic for better code readability.
>
> No functional change.
>
> Reviewed-by: Liam R. Howlett <Liam.Howlett@...cle.com>
> Reviewed-by: Zi Yan <ziy@...dia.com>
> Acked-by: David Hildenbrand (Red Hat) <david@...nel.org>
> Reviewed-by: Lance Yang <lance.yang@...ux.dev>
> Signed-off-by: Shivank Garg <shivankg@....com>

LGTM

Reviewed-by: Dev Jain <dev.jain@....com>

> ---
>  mm/khugepaged.c | 7 ++++---
>  1 file changed, 4 insertions(+), 3 deletions(-)
>
> diff --git a/mm/khugepaged.c b/mm/khugepaged.c
> index 16582bdcb6ff..984294a16861 100644
> --- a/mm/khugepaged.c
> +++ b/mm/khugepaged.c
> @@ -2442,14 +2442,15 @@ static unsigned int khugepaged_scan_mm_slot(unsigned int pages, int *result,
>  			break;
>  		}
>  		if (!thp_vma_allowable_order(vma, vma->vm_flags, TVA_KHUGEPAGED, PMD_ORDER)) {
> -skip:
>  			progress++;
>  			continue;
>  		}
>  		hstart = round_up(vma->vm_start, HPAGE_PMD_SIZE);
>  		hend = round_down(vma->vm_end, HPAGE_PMD_SIZE);
> -		if (khugepaged_scan.address > hend)
> -			goto skip;
> +		if (khugepaged_scan.address > hend) {
> +			progress++;
> +			continue;
> +		}
>  		if (khugepaged_scan.address < hstart)
>  			khugepaged_scan.address = hstart;
>  		VM_BUG_ON(khugepaged_scan.address & ~HPAGE_PMD_MASK);