Re: [PATCH v2 25/29] xtensa: Move EXCEPTION_TABLE to RO_DATA segment
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- To: Kees Cook <keescook@xxxxxxxxxxxx>
- Subject: Re: [PATCH v2 25/29] xtensa: Move EXCEPTION_TABLE to RO_DATA segment
- From: Max Filippov <jcmvbkbc@xxxxxxxxx>
- Date: Mon, 14 Oct 2019 00:41:06 -0700
- Cc: Borislav Petkov <bp@xxxxxxxxx>, Rick Edgecombe <rick.p.edgecombe@xxxxxxxxx>, Dave Hansen <dave.hansen@xxxxxxxxxxxxxxx>, Andy Lutomirski <luto@xxxxxxxxxx>, Arnd Bergmann <arnd@xxxxxxxx>, Michael Ellerman <mpe@xxxxxxxxxxxxxx>, Heiko Carstens <heiko.carstens@xxxxxxxxxx>, Will Deacon <will@xxxxxxxxxx>, Linux-Arch <linux-arch@xxxxxxxxxxxxxxx>, linux-arm-kernel@xxxxxxxxxxxxxxxxxxx, linuxppc-dev@xxxxxxxxxxxxxxxx, "open list:ALPHA PORT" <linux-alpha@xxxxxxxxxxxxxxx>, "open list:IA64 (Itanium) PL..." <linux-ia64@xxxxxxxxxxxxxxx>, linux-s390 <linux-s390@xxxxxxxxxxxxxxx>, linux-c6x-dev@xxxxxxxxxxxxx, Yoshinori Sato <ysato@xxxxxxxxxxxxxxxxxxxx>, Michal Simek <monstr@xxxxxxxxx>, "open list:PARISC ARCHITECTURE" <linux-parisc@xxxxxxxxxxxxxxx>, "open list:TENSILICA XTENSA PORT (xtensa)" <linux-xtensa@xxxxxxxxxxxxxxxx>, "maintainer:X86 ARCHITECTURE..." <x86@xxxxxxxxxx>, LKML <linux-kernel@xxxxxxxxxxxxxxx>
- In-reply-to: <20191011000609.29728-26-keescook@chromium.org>
- References: <20191011000609.29728-1-keescook@chromium.org> <20191011000609.29728-26-keescook@chromium.org>
On Thu, Oct 10, 2019 at 5:16 PM Kees Cook <keescook@xxxxxxxxxxxx> wrote:
>
> Since the EXCEPTION_TABLE is read-only, collapse it into RO_DATA.
>
> Signed-off-by: Kees Cook <keescook@xxxxxxxxxxxx>
> ---
> arch/xtensa/kernel/vmlinux.lds.S | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
Acked-by: Max Filippov <jcmvbkbc@xxxxxxxxx>
--
Thanks.
-- Max
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