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Date:   Mon, 19 Sep 2022 18:54:01 +0100
From:   Mark Brown <broonie@kernel.org>
To:     Omar Sandoval <osandov@osandov.com>
Cc:     Christophe Leroy <christophe.leroy@csgroup.eu>,
        "H.J. Lu" <hjl.tools@gmail.com>,
        "linux-arch@vger.kernel.org" <linux-arch@vger.kernel.org>,
        Yu-cheng Yu <yu-cheng.yu@intel.com>,
        Kees Cook <keescook@chromium.org>,
        Arnd Bergmann <arnd@arndb.de>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
        Paul Mackerras <paulus@samba.org>,
        "Naveen N . Rao" <naveen.n.rao@linux.vnet.ibm.com>,
        Borislav Petkov <bp@suse.de>,
        "linuxppc-dev@lists.ozlabs.org" <linuxppc-dev@lists.ozlabs.org>
Subject: Re: [PATCH 2/2] Discard .note.gnu.property sections in generic NOTES
Message-ID: <YyisuQk74ux7sC3z@sirena.org.uk>
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On Mon, Sep 19, 2022 at 10:40:36AM -0700, Omar Sandoval wrote:
> On Mon, Sep 19, 2022 at 06:33:40PM +0100, Mark Brown wrote:

> > I don't understand the question, what file are you talking about
> > here?  arch/arm64/include/asm/assembler.h is itself a file and I
> > couldn't find anything nearby in your mail talking about a file...

> Oops, that was a typo, I meant to say "I'm not sure what
> arch/arm64/include/asm/assembler.h is doing with this *note*". To be
> more explicit: does ARM64 need .note.gnu.property/NT_GNU_PROPERTY_TYPE_0
> in vmlinux?

It needs it in at least the vDSO which gets built into vmlinux.
AFAIR we don't use it in normal kernel code.

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