From: "H. Peter Anvin" <hpa@zytor.com>
To: Kees Cook <keescook@chromium.org>
Cc: LKML <linux-kernel@vger.kernel.org>,
"kernel-hardening@lists.openwall.com"
<kernel-hardening@lists.openwall.com>,
Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@redhat.com>, "x86@kernel.org" <x86@kernel.org>,
Jarkko Sakkinen <jarkko.sakkinen@intel.com>,
Matthew Garrett <mjg@redhat.com>,
Matt Fleming <matt.fleming@intel.com>,
Eric Northup <digitaleric@google.com>,
Dan Rosenberg <drosenberg@vsecurity.com>,
Julien Tinnes <jln@google.com>, Will Drewry <wad@chromium.org>
Subject: [kernel-hardening] Re: [PATCH 4/6] x86: relocs: build separate 32/64-bit tools
Date: Tue, 16 Apr 2013 15:39:31 -0700 [thread overview]
Message-ID: <516DD323.3050201@zytor.com> (raw)
In-Reply-To: <CAGXu5jJ8Gbuj6=ebzu7Wwx2MRD-7qKg-cmhPz_gN6nWCpg-rFg@mail.gmail.com>
On 04/16/2013 03:38 PM, Kees Cook wrote:
>>
>> Have simple wrapper files which do:
>>
>> /* relocs_32.c */
>> #define ELF_BITS 32
>> #include "relocs.c"
>>
>> /* relocs_64.c */
>> #define ELF_BITS 64
>> #include "relocs.c"
>
> That's what I did in my first pass, but it seemed even worse to me. I
> will go back to this.
>
Actually, I'm trying to see if I can refactor this into one binary.
Hang on a few.
-hpa
WARNING: multiple messages have this Message-ID (diff)
From: "H. Peter Anvin" <hpa@zytor.com>
To: Kees Cook <keescook@chromium.org>
Cc: LKML <linux-kernel@vger.kernel.org>,
"kernel-hardening@lists.openwall.com"
<kernel-hardening@lists.openwall.com>,
Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@redhat.com>, "x86@kernel.org" <x86@kernel.org>,
Jarkko Sakkinen <jarkko.sakkinen@intel.com>,
Matthew Garrett <mjg@redhat.com>,
Matt Fleming <matt.fleming@intel.com>,
Eric Northup <digitaleric@google.com>,
Dan Rosenberg <drosenberg@vsecurity.com>,
Julien Tinnes <jln@google.com>, Will Drewry <wad@chromium.org>
Subject: Re: [PATCH 4/6] x86: relocs: build separate 32/64-bit tools
Date: Tue, 16 Apr 2013 15:39:31 -0700 [thread overview]
Message-ID: <516DD323.3050201@zytor.com> (raw)
In-Reply-To: <CAGXu5jJ8Gbuj6=ebzu7Wwx2MRD-7qKg-cmhPz_gN6nWCpg-rFg@mail.gmail.com>
On 04/16/2013 03:38 PM, Kees Cook wrote:
>>
>> Have simple wrapper files which do:
>>
>> /* relocs_32.c */
>> #define ELF_BITS 32
>> #include "relocs.c"
>>
>> /* relocs_64.c */
>> #define ELF_BITS 64
>> #include "relocs.c"
>
> That's what I did in my first pass, but it seemed even worse to me. I
> will go back to this.
>
Actually, I'm trying to see if I can refactor this into one binary.
Hang on a few.
-hpa
next prev parent reply other threads:[~2013-04-16 22:39 UTC|newest]
Thread overview: 75+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-04-12 20:13 [kernel-hardening] [PATCH v2 0/6] kernel ASLR Kees Cook
2013-04-12 20:13 ` Kees Cook
2013-04-12 20:13 ` [kernel-hardening] [PATCH 1/6] x86: relocs: generalize Elf structure names Kees Cook
2013-04-12 20:13 ` Kees Cook
2013-04-16 23:17 ` [tip:x86/kaslr] x86, relocs: Generalize ELF " tip-bot for Kees Cook
2013-04-12 20:13 ` [kernel-hardening] [PATCH 2/6] x86: relocs: consolidate processing logic Kees Cook
2013-04-12 20:13 ` Kees Cook
2013-04-16 23:18 ` [tip:x86/kaslr] x86, relocs: Consolidate " tip-bot for Kees Cook
2013-04-12 20:13 ` [kernel-hardening] [PATCH 3/6] x86: relocs: add 64-bit ELF support to relocs tool Kees Cook
2013-04-12 20:13 ` Kees Cook
2013-04-16 23:19 ` [tip:x86/kaslr] x86, relocs: Add " tip-bot for Kees Cook
2013-04-12 20:13 ` [kernel-hardening] [PATCH 4/6] x86: relocs: build separate 32/64-bit tools Kees Cook
2013-04-12 20:13 ` Kees Cook
2013-04-16 22:21 ` [kernel-hardening] " H. Peter Anvin
2013-04-16 22:21 ` H. Peter Anvin
2013-04-16 22:38 ` [kernel-hardening] " Kees Cook
2013-04-16 22:38 ` Kees Cook
2013-04-16 22:39 ` H. Peter Anvin [this message]
2013-04-16 22:39 ` H. Peter Anvin
2013-04-16 23:20 ` [tip:x86/kaslr] x86, relocs: Build " tip-bot for Kees Cook
2013-04-16 23:22 ` [tip:x86/kaslr] x86, relocs: Refactor the relocs tool to merge 32- and 64-bit ELF tip-bot for H. Peter Anvin
2013-04-12 20:13 ` [kernel-hardening] [PATCH 5/6] x86: kaslr: routines to choose random base offset Kees Cook
2013-04-12 20:13 ` Kees Cook
2013-04-14 0:11 ` [kernel-hardening] " Yinghai Lu
2013-04-14 0:11 ` Yinghai Lu
2013-04-12 20:13 ` [kernel-hardening] [PATCH 6/6] x86: kaslr: relocate base offset at boot Kees Cook
2013-04-12 20:13 ` Kees Cook
2013-04-14 0:37 ` [kernel-hardening] " Yinghai Lu
2013-04-14 0:37 ` Yinghai Lu
2013-04-14 3:06 ` [kernel-hardening] " H. Peter Anvin
2013-04-14 3:06 ` H. Peter Anvin
2013-04-15 21:06 ` [kernel-hardening] " Eric Northup
2013-04-15 21:06 ` Eric Northup
2013-04-15 21:25 ` [kernel-hardening] " H. Peter Anvin
2013-04-15 21:25 ` H. Peter Anvin
2013-04-15 21:41 ` [kernel-hardening] " Kees Cook
2013-04-15 21:41 ` Kees Cook
2013-04-15 21:44 ` [kernel-hardening] " Eric Northup
2013-04-15 21:44 ` Eric Northup
2013-04-15 21:46 ` [kernel-hardening] " H. Peter Anvin
2013-04-15 21:46 ` H. Peter Anvin
2013-04-15 21:59 ` [kernel-hardening] " Kees Cook
2013-04-15 21:59 ` Kees Cook
2013-04-16 2:31 ` [kernel-hardening] " H. Peter Anvin
2013-04-16 2:31 ` H. Peter Anvin
2013-04-16 2:40 ` [kernel-hardening] " H. Peter Anvin
2013-04-16 2:40 ` H. Peter Anvin
2013-04-16 16:08 ` [kernel-hardening] " Kees Cook
2013-04-16 16:08 ` Kees Cook
2013-04-15 22:00 ` [kernel-hardening] " Yinghai Lu
2013-04-15 22:00 ` Yinghai Lu
2013-04-15 22:07 ` [kernel-hardening] " Kees Cook
2013-04-15 22:07 ` Kees Cook
2013-04-15 22:38 ` [kernel-hardening] " Yinghai Lu
2013-04-15 22:38 ` Yinghai Lu
2013-04-15 22:42 ` [kernel-hardening] " Kees Cook
2013-04-15 22:42 ` Kees Cook
2013-04-15 22:57 ` [kernel-hardening] " Yinghai Lu
2013-04-15 22:57 ` Yinghai Lu
2013-04-16 2:34 ` [kernel-hardening] " H. Peter Anvin
2013-04-16 2:34 ` H. Peter Anvin
2013-04-16 2:36 ` [kernel-hardening] " H. Peter Anvin
2013-04-16 2:36 ` H. Peter Anvin
2013-04-16 2:56 ` [kernel-hardening] " Yinghai Lu
2013-04-16 2:56 ` Yinghai Lu
2013-04-16 3:02 ` [kernel-hardening] " H. Peter Anvin
2013-04-16 3:02 ` H. Peter Anvin
2013-04-16 13:08 ` [kernel-hardening] " Ingo Molnar
2013-04-16 13:08 ` Ingo Molnar
2013-04-16 13:27 ` [kernel-hardening] " H. Peter Anvin
2013-04-16 13:27 ` H. Peter Anvin
2013-04-16 18:08 ` [kernel-hardening] Re: [PATCH v2 0/6] kernel ASLR Kees Cook
2013-04-16 18:08 ` Kees Cook
2013-04-16 18:15 ` [kernel-hardening] " H. Peter Anvin
2013-04-16 18:15 ` H. Peter Anvin
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