linux-kernel - Re: [PATCH v2 25/29] xtensa: Move EXCEPTION_TABLE to RO

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Message-ID: <CAMo8BfKexMmMusB3XOeaMOZHdU4ccz+PMGA=Jy+KQhgD8H_8UQ@mail.gmail.com>
Date:   Mon, 14 Oct 2019 00:41:06 -0700
From:   Max Filippov <jcmvbkbc@...il.com>
To:     Kees Cook <keescook@...omium.org>
Cc:     Borislav Petkov <bp@...en8.de>,
        Rick Edgecombe <rick.p.edgecombe@...el.com>,
        Dave Hansen <dave.hansen@...ux.intel.com>,
        Andy Lutomirski <luto@...nel.org>,
        Arnd Bergmann <arnd@...db.de>,
        Michael Ellerman <mpe@...erman.id.au>,
        Heiko Carstens <heiko.carstens@...ibm.com>,
        Will Deacon <will@...nel.org>,
        Linux-Arch <linux-arch@...r.kernel.org>,
        linux-arm-kernel@...ts.infradead.org,
        linuxppc-dev@...ts.ozlabs.org,
        "open list:ALPHA PORT" <linux-alpha@...r.kernel.org>,
        "open list:IA64 (Itanium) PL..." <linux-ia64@...r.kernel.org>,
        linux-s390 <linux-s390@...r.kernel.org>,
        linux-c6x-dev@...ux-c6x.org,
        Yoshinori Sato <ysato@...rs.sourceforge.jp>,
        Michal Simek <monstr@...str.eu>,
        "open list:PARISC ARCHITECTURE" <linux-parisc@...r.kernel.org>,
        "open list:TENSILICA XTENSA PORT (xtensa)" 
        <linux-xtensa@...ux-xtensa.org>,
        "maintainer:X86 ARCHITECTURE..." <x86@...nel.org>,
        LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2 25/29] xtensa: Move EXCEPTION_TABLE to RO_DATA segment

On Thu, Oct 10, 2019 at 5:16 PM Kees Cook <keescook@...omium.org> wrote:
>
> Since the EXCEPTION_TABLE is read-only, collapse it into RO_DATA.
>
> Signed-off-by: Kees Cook <keescook@...omium.org>
> ---
>  arch/xtensa/kernel/vmlinux.lds.S | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)

Acked-by: Max Filippov <jcmvbkbc@...il.com>

-- 
Thanks.
-- Max