Re: [PATCH 2/5] mm/swap: remove unused local variable nr_shadows

From: Miaohe Lin
Date: Tue May 18 2021 - 21:37:38 EST


On 2021/5/18 22:37, Matthew Wilcox wrote:
> On Tue, May 18, 2021 at 09:53:49PM +0800, Miaohe Lin wrote:
>> Since commit 55c653b71e8c ("mm: stop accounting shadow entries"),
>> nr_shadows is not used anymore.
>>
>> Signed-off-by: Miaohe Lin <linmiaohe@xxxxxxxxxx>
>
> Reviewed-by: Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx>
>
>> +++ b/mm/swap_state.c
>> @@ -114,7 +114,6 @@ int add_to_swap_cache(struct page *page, swp_entry_t entry,
>> SetPageSwapCache(page);
>>
>> do {
>> - unsigned long nr_shadows = 0;
>>
>
> Perhaps delete the blank line as well?

Will do. Many thanks for the review.

>
> .
>