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Message-ID: <cff1fa99-c692-d9f2-f077-60d630bb40bc@linux.intel.com>
Date: Mon, 20 Apr 2020 06:37:17 -0700
From: Arjan van de Ven <arjan@...ux.intel.com>
To: Ard Biesheuvel <ardb@...nel.org>,
Kristen Carlson Accardi <kristen@...ux.intel.com>
Cc: Kees Cook <keescook@...omium.org>, Thomas Gleixner <tglx@...utronix.de>,
Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>,
hpa@...or.com, Jessica Yu <jeyu@...nel.org>, X86 ML <x86@...nel.org>,
Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
kernel-hardening@...ts.openwall.com, rick.p.edgecomb@...el.com
Subject: Re: [PATCH 9/9] module: Reorder functions
On 4/20/2020 5:01 AM, Ard Biesheuvel wrote:
> Is that the only prerequisite? I.e., is it sufficient for another
> architecture to add -ffunction-sections to the module CFLAGS to get
> this functionality? (assuming it defines CONFIG_FG_KASLR=y)
I suspect you also need/want at least normal KASLR enabled as
a "does it even make sense" common sense threshold
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