From: "H. Peter Anvin" <hpa@zytor.com>
To: Will Drewry <wad@chromium.org>
Cc: linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org,
linux-doc@vger.kernel.org, kernel-hardening@lists.openwall.org,
netdev@vger.kernel.org, x86@kernel.org, arnd@arndb.de,
davem@davemloft.net, mingo@redhat.com, oleg@redhat.com,
peterz@infradead.org, rdunlap@xenotime.net,
mcgrathr@chromium.org, tglx@linutronix.de, luto@mit.edu,
eparis@redhat.com, serge.hallyn@canonical.com, djm@mindrot.org,
scarybeasts@gmail.com, indan@nul.nu, pmoore@redhat.com,
akpm@linux-foundation.org, corbet@lwn.net,
eric.dumazet@gmail.com, markus@chromium.org,
keescook@chromium.org
Subject: Re: [PATCH v8 3/8] seccomp: add system call filtering using BPF
Date: Thu, 16 Feb 2012 12:06:35 -0800 [thread overview]
Message-ID: <4F3D61CB.2000301@zytor.com> (raw)
In-Reply-To: <1329422549-16407-3-git-send-email-wad@chromium.org>
On 02/16/2012 12:02 PM, Will Drewry wrote:
> +
> +/* Format of the data the BPF program executes over. */
> +struct seccomp_data {
> + int nr;
> + __u32 __reserved[3];
> + struct {
> + __u32 lo;
> + __u32 hi;
> + } instruction_pointer;
> + __u32 lo32[6];
> + __u32 hi32[6];
> +};
>
This seems more than a bit odd, no?
-hpa
--
H. Peter Anvin, Intel Open Source Technology Center
I work for Intel. I don't speak on their behalf.
next prev parent reply other threads:[~2012-02-16 20:07 UTC|newest]
Thread overview: 98+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-02-16 20:02 [PATCH v8 1/8] sk_run_filter: add support for custom load_pointer Will Drewry
2012-02-16 20:02 ` [PATCH v8 2/8] seccomp: kill the seccomp_t typedef Will Drewry
2012-02-20 2:55 ` James Morris
2012-02-16 20:02 ` [PATCH v8 3/8] seccomp: add system call filtering using BPF Will Drewry
2012-02-16 20:06 ` H. Peter Anvin [this message]
2012-02-16 20:25 ` [kernel-hardening] " Will Drewry
2012-02-16 20:25 ` Will Drewry
2012-02-16 21:17 ` [kernel-hardening] " H. Peter Anvin
2012-02-16 21:17 ` H. Peter Anvin
2012-02-16 21:28 ` [kernel-hardening] " Markus Gutschke
2012-02-16 21:28 ` Markus Gutschke
2012-02-16 21:34 ` [kernel-hardening] " H. Peter Anvin
2012-02-16 21:34 ` H. Peter Anvin
2012-02-16 21:51 ` [kernel-hardening] " Will Drewry
2012-02-16 21:51 ` Will Drewry
2012-02-16 22:06 ` [kernel-hardening] " H. Peter Anvin
2012-02-16 22:06 ` H. Peter Anvin
2012-02-16 23:00 ` [kernel-hardening] " Will Drewry
2012-02-16 23:00 ` Will Drewry
2012-02-17 0:23 ` [kernel-hardening] " Andrew Lutomirski
2012-02-17 0:23 ` Andrew Lutomirski
2012-02-17 0:43 ` [kernel-hardening] " H. Peter Anvin
2012-02-17 0:43 ` H. Peter Anvin
2012-02-17 0:50 ` [kernel-hardening] " Eric Paris
2012-02-17 0:50 ` Eric Paris
2012-02-17 2:24 ` [kernel-hardening] " H. Peter Anvin
2012-02-17 2:24 ` H. Peter Anvin
2012-02-17 3:53 ` [kernel-hardening] " Will Drewry
2012-02-17 3:53 ` Will Drewry
2012-02-17 4:12 ` [kernel-hardening] " H. Peter Anvin
2012-02-17 4:12 ` H. Peter Anvin
2012-02-17 4:26 ` [kernel-hardening] " Will Drewry
2012-02-17 4:26 ` Will Drewry
2012-02-17 4:32 ` [kernel-hardening] " H. Peter Anvin
2012-02-17 4:32 ` H. Peter Anvin
2012-02-17 4:40 ` [kernel-hardening] " Will Drewry
2012-02-17 4:40 ` Will Drewry
2012-02-16 21:31 ` [kernel-hardening] " Will Drewry
2012-02-16 21:31 ` Will Drewry
2012-02-17 0:48 ` [kernel-hardening] " Indan Zupancic
2012-02-17 0:48 ` Indan Zupancic
2012-02-17 0:51 ` [kernel-hardening] " Andrew Lutomirski
2012-02-17 0:51 ` Andrew Lutomirski
2012-02-17 1:10 ` [kernel-hardening] " H. Peter Anvin
2012-02-17 1:10 ` H. Peter Anvin
2012-02-17 1:25 ` [kernel-hardening] " Indan Zupancic
2012-02-17 1:25 ` Indan Zupancic
2012-02-17 1:33 ` [kernel-hardening] " H. Peter Anvin
2012-02-17 1:33 ` H. Peter Anvin
2012-02-17 2:00 ` [kernel-hardening] " Indan Zupancic
2012-02-17 2:00 ` Indan Zupancic
2012-02-17 2:16 ` [kernel-hardening] " Andrew Lutomirski
2012-02-17 2:16 ` Andrew Lutomirski
2012-02-17 2:22 ` [kernel-hardening] " H. Peter Anvin
2012-02-17 2:22 ` H. Peter Anvin
2012-02-17 3:27 ` [kernel-hardening] " Indan Zupancic
2012-02-17 3:27 ` Indan Zupancic
2012-02-17 4:09 ` [kernel-hardening] " H. Peter Anvin
2012-02-17 4:09 ` H. Peter Anvin
2012-02-17 4:51 ` [kernel-hardening] " Indan Zupancic
2012-02-17 4:51 ` Indan Zupancic
2012-02-17 2:44 ` [kernel-hardening] " Indan Zupancic
2012-02-17 2:44 ` Indan Zupancic
2012-02-17 2:44 ` Indan Zupancic
2012-02-17 2:44 ` Indan Zupancic
2012-02-17 3:38 ` [kernel-hardening] " Will Drewry
2012-02-16 20:02 ` [PATCH v8 4/8] seccomp: add SECCOMP_RET_ERRNO Will Drewry
2012-02-16 20:02 ` [PATCH v8 5/8] seccomp: Add SECCOMP_RET_TRAP Will Drewry
[not found] ` <CAE6n16mCrJC=Sre+PT1H_VfSjW0MGyi0xtEcdcRvGMvvwXWzmA@mail.gmail.com>
2012-02-16 20:28 ` Markus Gutschke
2012-02-16 21:23 ` H. Peter Anvin
2012-02-16 20:42 ` [kernel-hardening] " Will Drewry
2012-02-16 20:42 ` Will Drewry
2012-02-16 21:11 ` [kernel-hardening] [PATCH v9 " Will Drewry
2012-02-16 21:11 ` Will Drewry
2012-02-16 21:11 ` [kernel-hardening] [PATCH v9 8/8] Documentation: prctl/seccomp_filter Will Drewry
2012-02-16 21:11 ` Will Drewry
2012-02-16 21:28 ` [kernel-hardening] Re: [PATCH v8 5/8] seccomp: Add SECCOMP_RET_TRAP H. Peter Anvin
2012-02-16 21:28 ` H. Peter Anvin
2012-02-16 21:33 ` [kernel-hardening] " Will Drewry
2012-02-16 21:33 ` Will Drewry
2012-02-16 20:02 ` [PATCH v8 6/8] ptrace,seccomp: Add PTRACE_SECCOMP support Will Drewry
2012-02-17 5:08 ` Indan Zupancic
2012-02-17 5:08 ` Indan Zupancic
2012-02-17 5:08 ` Indan Zupancic
2012-02-17 16:23 ` Will Drewry
2012-02-17 22:55 ` Indan Zupancic
2012-02-21 17:31 ` Will Drewry
2012-02-16 20:02 ` [PATCH v8 7/8] x86: Enable HAVE_ARCH_SECCOMP_FILTER Will Drewry
2012-02-16 20:02 ` [PATCH v8 8/8] Documentation: prctl/seccomp_filter Will Drewry
2012-02-16 20:08 ` [kernel-hardening] Re: [PATCH v8 1/8] sk_run_filter: add support for custom load_pointer Will Drewry
2012-02-16 20:08 ` Will Drewry
2012-02-17 1:54 ` Joe Perches
2012-02-17 2:22 ` Will Drewry
2012-02-17 3:04 ` Indan Zupancic
2012-02-17 3:04 ` Indan Zupancic
2012-02-17 3:04 ` Indan Zupancic
2012-02-17 4:13 ` Will Drewry
2012-02-17 5:05 ` Indan Zupancic
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=4F3D61CB.2000301@zytor.com \
--to=hpa@zytor.com \
--cc=akpm@linux-foundation.org \
--cc=arnd@arndb.de \
--cc=corbet@lwn.net \
--cc=davem@davemloft.net \
--cc=djm@mindrot.org \
--cc=eparis@redhat.com \
--cc=eric.dumazet@gmail.com \
--cc=indan@nul.nu \
--cc=keescook@chromium.org \
--cc=kernel-hardening@lists.openwall.org \
--cc=linux-arch@vger.kernel.org \
--cc=linux-doc@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=luto@mit.edu \
--cc=markus@chromium.org \
--cc=mcgrathr@chromium.org \
--cc=mingo@redhat.com \
--cc=netdev@vger.kernel.org \
--cc=oleg@redhat.com \
--cc=peterz@infradead.org \
--cc=pmoore@redhat.com \
--cc=rdunlap@xenotime.net \
--cc=scarybeasts@gmail.com \
--cc=serge.hallyn@canonical.com \
--cc=tglx@linutronix.de \
--cc=wad@chromium.org \
--cc=x86@kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.