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From: "Michael Kerrisk (man-pages)" <mtk.manpages@gmail.com>
To: Kees Cook <keescook@chromium.org>
Cc: mtk.manpages@gmail.com, linux-api@vger.kernel.org,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH 2/2] prctl.2: document SECCOMP_MODE_FILTER vs EFAULT
Date: Wed, 07 Jan 2015 09:43:04 +0100	[thread overview]
Message-ID: <54ACF198.4050605@gmail.com> (raw)
In-Reply-To: <1411685267-27949-3-git-send-email-keescook@chromium.org>

On 09/26/2014 12:47 AM, Kees Cook wrote:
> This notes the distinction made between EINVAL and EFAULT when attempting
> to use SECCOMP_MODE_FILTER with PR_SET_SECCOMP.

Thanks, Kees. Applied.

Cheers,

Michael


> Suggested-by: Andy Lutomirski <luto@amacapital.net>
> Signed-off-by: Kees Cook <keescook@chromium.org>
> ---
>  man2/prctl.2 | 23 +++++++++++++++++++++++
>  1 file changed, 23 insertions(+)
> 
> diff --git a/man2/prctl.2 b/man2/prctl.2
> index 1199891..b7ddaac 100644
> --- a/man2/prctl.2
> +++ b/man2/prctl.2
> @@ -825,6 +825,19 @@ is set appropriately.
>  .I arg2
>  is an invalid address.
>  .TP
> +.B EFAULT
> +.I option
> +is
> +.BR PR_SET_SECCOMP ,
> +.I arg2
> +is
> +.BR SECCOMP_MODE_FILTER ,
> +the system was built with
> +.BR CONFIG_SECCOMP_FILTER
> +and
> +.I arg3
> +is an invalid address.
> +.TP
>  .B EINVAL
>  The value of
>  .I option
> @@ -859,6 +872,16 @@ and the kernel was not configured with
>  .B EINVAL
>  .I option
>  is
> +.BR PR_SET_SECCOMP ,
> +.I arg2
> +is
> +.BR SECCOMP_MODE_FILTER ,
> +and the kernel was not configured with
> +.BR CONFIG_SECCOMP_FILTER .
> +.TP
> +.B EINVAL
> +.I option
> +is
>  .BR PR_SET_MM ,
>  and one of the following is true
>  .RS
> 


-- 
Michael Kerrisk
Linux man-pages maintainer; http://www.kernel.org/doc/man-pages/
Linux/UNIX System Programming Training: http://man7.org/training/

      reply	other threads:[~2015-01-07  8:43 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-09-25 22:47 [PATCH 0/2] add seccomp man-page Kees Cook
     [not found] ` <1411685267-27949-1-git-send-email-keescook-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org>
2014-09-25 22:47   ` [PATCH 1/2] seccomp.2: document seccomp syscall Kees Cook
2014-09-26  1:29     ` Andy Lutomirski
     [not found]       ` <CALCETrVaYjrq0xBDouu9ZQ3Hm65Dmt2Uih4zscCGcDC+M89+qg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2014-09-26  5:55         ` Kees Cook
     [not found]           ` <CAGXu5jJEn5QZPrVa4UjuT34PVuadhXqSb_d=o3W04QvZq-fMNw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2014-11-02 16:37             ` Michael Kerrisk (man-pages)
     [not found]     ` <1411685267-27949-2-git-send-email-keescook-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org>
2014-11-02 16:36       ` Michael Kerrisk (man-pages)
2014-11-02 17:10         ` Michael Kerrisk (man-pages)
2014-09-25 22:47 ` [PATCH 2/2] prctl.2: document SECCOMP_MODE_FILTER vs EFAULT Kees Cook
2015-01-07  8:43   ` Michael Kerrisk (man-pages) [this message]

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