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Date: Wed, 19 Feb 2020 07:50:17 +0000
From: Marc Zyngier <maz@...nel.org>
To: Sami Tolvanen <samitolvanen@...gle.com>
Cc: Will Deacon <will@...nel.org>, Catalin Marinas
<catalin.marinas@....com>, Steven Rostedt <rostedt@...dmis.org>, Masami
Hiramatsu <mhiramat@...nel.org>, Ard Biesheuvel
<ard.biesheuvel@...aro.org>, Mark Rutland <mark.rutland@....com>,
james.morse@....com, Dave Martin <Dave.Martin@....com>, Kees Cook
<keescook@...omium.org>, Laura Abbott <labbott@...hat.com>, Nick
Desaulniers <ndesaulniers@...gle.com>, Jann Horn <jannh@...gle.com>, Miguel
Ojeda <miguel.ojeda.sandonis@...il.com>, Masahiro Yamada
<yamada.masahiro@...ionext.com>, clang-built-linux@...glegroups.com,
kernel-hardening@...ts.openwall.com, linux-arm-kernel@...ts.infradead.org,
linux-kernel@...r.kernel.org
Subject: Re: [PATCH v8 09/12] arm64: disable SCS for hypervisor code
On Tue, 18 Feb 2020 16:08:14 -0800
Sami Tolvanen <samitolvanen@...gle.com> wrote:
> Disable SCS for code that runs at a different exception level by
> adding __noscs to __hyp_text.
>
> Suggested-by: James Morse <james.morse@....com>
> Signed-off-by: Sami Tolvanen <samitolvanen@...gle.com>
Acked-by: Marc Zyngier <maz@...nel.org>
M.
--
Jazz is not dead. It just smells funny...
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