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Date: Thu, 19 Oct 2017 09:41:41 +0200
From: Greg KH <gregkh@linuxfoundation.org>
To: Krzysztof Opasiak <k.opasiak@samsung.com>
Cc: viro@zeniv.linux.org.uk, arnd@arndb.de, linux-kernel@vger.kernel.org,
        linux-fsdevel@vger.kernel.org, linux-arch@vger.kernel.org,
        k.lewandowsk@samsung.com, l.stelmach@samsung.com,
        p.szewczyk@samsung.com, b.zolnierkie@samsung.com,
        andrzej.p@samsung.com, kopasiak90@gmail.com
Subject: Re: [PATCH 3/4][PoC][RFC] Connect rlimit-events with process life
 cycle
Message-ID: <20171019074141.GE20787@kroah.com>
References: <20171018203230.29871-1-k.opasiak@samsung.com>
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 <20171018203230.29871-4-k.opasiak@samsung.com>
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On Wed, Oct 18, 2017 at 10:32:29PM +0200, Krzysztof Opasiak wrote:
> Add rlimit-events call to process lifecycle to ensure that
> we get notified whenever process dies (to cleanup our watch
> levels) or forks (to implement watch levels inheritance).
> 
> Signed-off-by: Krzysztof Opasiak <k.opasiak@samsung.com>
> ---
>  kernel/exit.c |  4 ++++
>  kernel/fork.c | 16 +++++++++++++++-
>  2 files changed, 19 insertions(+), 1 deletion(-)
> 
> diff --git a/kernel/exit.c b/kernel/exit.c
> index 516acdb0e0ec..c7e435ac4428 100644
> --- a/kernel/exit.c
> +++ b/kernel/exit.c
> @@ -62,6 +62,7 @@
>  #include <linux/kcov.h>
>  #include <linux/random.h>
>  #include <linux/rcuwait.h>
> +#include <linux/rlimit_noti.h>
>  
>  #include <linux/uaccess.h>
>  #include <asm/unistd.h>
> @@ -858,6 +859,9 @@ void __noreturn do_exit(long code)
>  	if (group_dead)
>  		tty_audit_exit();
>  	audit_free(tsk);
> +#ifdef CONFIG_RLIMIT_NOTIFICATION
> +	rlimit_noti_task_exit(tsk);
> +#endif

#ifdef should not be needed in a .c file :(