Re: [PATCH] mm/page_ext: remove unused variable in offline_page_ext

From: Anshuman Khandual
Date: Mon Aug 01 2022 - 05:07:24 EST




On 8/1/22 10:36, Charan Teja Kalla wrote:
> Remove unused variable 'nid' in offline_page_ext(). This is not used
> since the page_ext code inception.
>
> Signed-off-by: Charan Teja Kalla <quic_charante@xxxxxxxxxxx>

LGTM

Reviewed-by: Anshuman Khandual <anshuman.khandual@xxxxxxx>

> ---
> mm/page_ext.c | 6 +++---
> 1 file changed, 3 insertions(+), 3 deletions(-)
>
> diff --git a/mm/page_ext.c b/mm/page_ext.c
> index 3dc715d..e22a928 100644
> --- a/mm/page_ext.c
> +++ b/mm/page_ext.c
> @@ -336,7 +336,7 @@ static int __meminit online_page_ext(unsigned long start_pfn,
> }
>
> static int __meminit offline_page_ext(unsigned long start_pfn,
> - unsigned long nr_pages, int nid)
> + unsigned long nr_pages)
> {
> unsigned long start, end, pfn;
>
> @@ -362,11 +362,11 @@ static int __meminit page_ext_callback(struct notifier_block *self,
> break;
> case MEM_OFFLINE:
> offline_page_ext(mn->start_pfn,
> - mn->nr_pages, mn->status_change_nid);
> + mn->nr_pages);
> break;
> case MEM_CANCEL_ONLINE:
> offline_page_ext(mn->start_pfn,
> - mn->nr_pages, mn->status_change_nid);
> + mn->nr_pages);
> break;
> case MEM_GOING_OFFLINE:
> break;