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From: Kees Cook <keescook@chromium.org>
To: Nick Desaulniers <ndesaulniers@google.com>
Cc: Russell King <linux@armlinux.org.uk>,
	Masahiro Yamada <masahiroy@kernel.org>,
	Nathan Chancellor <natechancellor@gmail.com>,
	Will Deacon <will@kernel.org>, Ard Biesheuvel <ardb@kernel.org>,
	Arnd Bergmann <arnd@arndb.de>,
	Linux ARM <linux-arm-kernel@lists.infradead.org>,
	LKML <linux-kernel@vger.kernel.org>,
	Eli Friedman <efriedma@quicinc.com>
Subject: Re: [PATCH v2 1/2] arm/build: Warn on orphan section placement
Date: Fri, 26 Jun 2020 14:55:17 -0700	[thread overview]
Message-ID: <202006261453.348213A71@keescook> (raw)
In-Reply-To: <CAKwvOdk-racgq5pxsoGS6Vtifbtrk5fmkmnoLxrQMaOvV0nPWw@mail.gmail.com>

On Fri, Jun 26, 2020 at 02:36:44PM -0700, Nick Desaulniers wrote:
> If I enable CONFIG_THUMB2_KERNEL=y, is where things become
> interesting. llvm-objdump produces wildly different disassembly before
> vs after removing .ARM.attributes.  There's also lots of decode errors
> in the disassembly.

Yeah, at your earlier recommendation my v4 series will be keeping
.ARM.attributes. Thanks for verifying!

-- 
Kees Cook

  reply	other threads:[~2020-06-26 21:55 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-06-22 20:49 [PATCH v2 0/2] arm: Warn on orphan section placement Kees Cook
2020-06-22 20:49 ` [PATCH v2 1/2] arm/build: " Kees Cook
2020-06-24  0:03   ` Nick Desaulniers
2020-06-24 19:43     ` Kees Cook
2020-06-26 21:36     ` Nick Desaulniers
2020-06-26 21:55       ` Kees Cook [this message]
2020-06-22 20:49 ` [PATCH v2 2/2] arm/boot: " Kees Cook
2020-06-24  0:08   ` Nick Desaulniers

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