linux-kernel - Re: [PATCH] kasan: change memory hot-add error messages to info messages

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Message-ID: <CAG_fn=UbgEkJ5rv0Em9nNthLOWqy7BZ7y9ZU3ub8QTF6t_VpYw@mail.gmail.com>
Date:	Wed, 1 Jun 2016 17:22:57 +0200
From:	Alexander Potapenko <glider@...gle.com>
To:	Shuah Khan <shuahkh@....samsung.com>
Cc:	ryabinin@...tuozzo.com, Dmitriy Vyukov <dvyukov@...gle.com>,
	kasan-dev <kasan-dev@...glegroups.com>,
	Linux Memory Management List <linux-mm@...ck.org>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] kasan: change memory hot-add error messages to info messages

On Wed, Jun 1, 2016 at 5:20 PM, Shuah Khan <shuahkh@....samsung.com> wrote:
> Change the following memory hot-add error messages to info messages. There
> is no need for these to be errors.
>
> [    8.221108] kasan: WARNING: KASAN doesn't support memory hot-add
> [    8.221117] kasan: Memory hot-add will be disabled
>
> Signed-off-by: Shuah Khan <shuahkh@....samsung.com>
> ---
> Note: This is applicable to 4.6 stable releases.
>
>  mm/kasan/kasan.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/mm/kasan/kasan.c b/mm/kasan/kasan.c
> index 18b6a2b..28439ac 100644
> --- a/mm/kasan/kasan.c
> +++ b/mm/kasan/kasan.c
> @@ -763,8 +763,8 @@ static int kasan_mem_notifier(struct notifier_block *nb,
>
>  static int __init kasan_memhotplug_init(void)
>  {
> -       pr_err("WARNING: KASAN doesn't support memory hot-add\n");
> -       pr_err("Memory hot-add will be disabled\n");
> +       pr_info("WARNING: KASAN doesn't support memory hot-add\n");
> +       pr_info("Memory hot-add will be disabled\n");
No objections, but let's wait for Andrey.
>         hotplug_memory_notifier(kasan_mem_notifier, 0);
>
> --
> 2.7.4
>



-- 
Alexander Potapenko
Software Engineer

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