[PATCH V2 1/5] mm/khugepaged: remove unnecessary goto 'skip' label

Shivank Garg posted 5 patches 1 month, 2 weeks ago
There is a newer version of this series
[PATCH V2 1/5] mm/khugepaged: remove unnecessary goto 'skip' label
Posted by Shivank Garg 1 month, 2 weeks ago
Replace goto skip with actual logic for better code readability.

No functional change.

Reviewed-by: Liam R. Howlett <Liam.Howlett@oracle.com>
Reviewed-by: Zi Yan <ziy@nvidia.com>
Acked-by: David Hildenbrand (Red Hat) <david@kernel.org>
Signed-off-by: Shivank Garg <shivankg@amd.com>
---
 mm/khugepaged.c | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/mm/khugepaged.c b/mm/khugepaged.c
index 6c8c35d3e0c9..107146f012b1 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);
-- 
2.43.0
Re: [PATCH V2 1/5] mm/khugepaged: remove unnecessary goto 'skip' label
Posted by Lance Yang 1 month, 2 weeks ago

On 2025/12/24 19:13, Shivank Garg wrote:
> Replace goto skip with actual logic for better code readability.
> 
> No functional change.
> 
> Reviewed-by: Liam R. Howlett <Liam.Howlett@oracle.com>
> Reviewed-by: Zi Yan <ziy@nvidia.com>
> Acked-by: David Hildenbrand (Red Hat) <david@kernel.org>
> Signed-off-by: Shivank Garg <shivankg@amd.com>
> ---

LGTM.

Reviewed-by: Lance Yang <lance.yang@linux.dev>

>   mm/khugepaged.c | 7 ++++---
>   1 file changed, 4 insertions(+), 3 deletions(-)
> 
> diff --git a/mm/khugepaged.c b/mm/khugepaged.c
> index 6c8c35d3e0c9..107146f012b1 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);