From: Andrew Donnellan <andrew.donnellan@au1.ibm.com>
To: pageexec@freemail.hu, Kees Cook <keescook@chromium.org>
Cc: "linuxppc-dev@lists.ozlabs.org" <linuxppc-dev@lists.ozlabs.org>,
"kernel-hardening@lists.openwall.com"
<kernel-hardening@lists.openwall.com>,
Emese Revfy <re.emese@gmail.com>,
LKML <linux-kernel@vger.kernel.org>,
linux-kbuild <linux-kbuild@vger.kernel.org>,
Brad Spengler <spender@grsecurity.net>,
Michal Marek <mmarek@suse.com>
Subject: Re: [PATCH 3/3] powerpc: enable support for GCC plugins
Date: Fri, 27 Jan 2017 16:52:54 +1100 [thread overview]
Message-ID: <25e3a510-1652-5be9-cc26-24d35f9ac95e@au1.ibm.com> (raw)
In-Reply-To: <584A8E9E.22035.590FC72@pageexec.freemail.hu>
On 09/12/16 21:59, PaX Team wrote:
>>>> the specific problem addressed here can (and IMHO should) be solved in
>>>> another way: remove the inclusion of the offending headers in gcc-common.h
>>>> as neither tm.h nor c-common.h are needed by existing plugins. for background,
>>
>> We can't build without tm.h: http://pastebin.com/W0azfCr0
>
> you'll need to repeat the removal of dependent headers. based on a quick
> test here across gcc 4.5-6.2, if you remove rtl.h, tm_p.h, hard-reg-set.h
> and emit-rtl.h in addition to tm.h, the plugins should build fine.
OK, I finally have a chance to look at this series again.
basic-block.h includes tm.h, and I don't believe we can remove that. I'm
not convinced there's a way around this.
--
Andrew Donnellan OzLabs, ADL Canberra
andrew.donnellan@au1.ibm.com IBM Australia Limited
next prev parent reply other threads:[~2017-01-27 7:08 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-12-06 6:27 [PATCH 1/3] gcc-plugins: fix definition of DISABLE_LATENT_ENTROPY_PLUGIN Andrew Donnellan
2016-12-06 6:27 ` [PATCH 2/3] powerpc: correctly disable latent entropy GCC plugin on prom_init.o Andrew Donnellan
2016-12-06 6:28 ` [PATCH 3/3] powerpc: enable support for GCC plugins Andrew Donnellan
2016-12-06 20:40 ` Kees Cook
2016-12-07 1:05 ` [kernel-hardening] " Andrew Donnellan
2016-12-06 21:25 ` Emese Revfy
2016-12-07 5:49 ` Andrew Donnellan
2016-12-07 5:45 ` Andrew Donnellan
2016-12-08 14:42 ` PaX Team
2016-12-08 18:06 ` Kees Cook
2016-12-09 2:48 ` Andrew Donnellan
2016-12-09 10:59 ` PaX Team
2017-01-27 5:52 ` Andrew Donnellan [this message]
2017-01-27 5:55 ` Andrew Donnellan
2017-02-06 20:37 ` [1/3] gcc-plugins: fix definition of DISABLE_LATENT_ENTROPY_PLUGIN Michael Ellerman
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