linux-kernel - Re: [PATCH 05/16] mm/page_alloc: add __init annotations to init_mem_debugging_and

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <8f70a514-7ced-9359-d169-ac928578980f@arm.com>
Date:   Tue, 13 Sep 2022 13:50:45 +0530
From:   Anshuman Khandual <anshuman.khandual@....com>
To:     Miaohe Lin <linmiaohe@...wei.com>, akpm@...ux-foundation.org
Cc:     david@...hat.com, osalvador@...e.de, linux-mm@...ck.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 05/16] mm/page_alloc: add __init annotations to
 init_mem_debugging_and_hardening()



On 9/9/22 14:54, Miaohe Lin wrote:
> It's only called by mm_init(). Add __init annotations to it.
> 
> Signed-off-by: Miaohe Lin <linmiaohe@...wei.com>

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

> ---
>  include/linux/mm.h | 2 +-
>  mm/page_alloc.c    | 2 +-
>  2 files changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/include/linux/mm.h b/include/linux/mm.h
> index 364bcadb4d20..c2277f5aba9e 100644
> --- a/include/linux/mm.h
> +++ b/include/linux/mm.h
> @@ -3093,7 +3093,7 @@ extern int apply_to_existing_page_range(struct mm_struct *mm,
>  				   unsigned long address, unsigned long size,
>  				   pte_fn_t fn, void *data);
>  
> -extern void init_mem_debugging_and_hardening(void);
> +extern void __init init_mem_debugging_and_hardening(void);
>  #ifdef CONFIG_PAGE_POISONING
>  extern void __kernel_poison_pages(struct page *page, int numpages);
>  extern void __kernel_unpoison_pages(struct page *page, int numpages);
> diff --git a/mm/page_alloc.c b/mm/page_alloc.c
> index c81f06d8a4f5..3497919f4ef5 100644
> --- a/mm/page_alloc.c
> +++ b/mm/page_alloc.c
> @@ -903,7 +903,7 @@ static inline void clear_page_guard(struct zone *zone, struct page *page,
>   * order of appearance. So we need to first gather the full picture of what was
>   * enabled, and then make decisions.
>   */
> -void init_mem_debugging_and_hardening(void)
> +void __init init_mem_debugging_and_hardening(void)
>  {
>  	bool page_poisoning_requested = false;
>