linux-kernel - Re: Post-merge-window ping (Re: [PATCH v4 0/5] x86: two-phase syscall tracing and seccomp fastpath)

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Message-ID: <540A2080.8050404@zytor.com>
Date:	Fri, 05 Sep 2014 13:43:44 -0700
From:	"H. Peter Anvin" <hpa@...or.com>
To:	Andy Lutomirski <luto@...capital.net>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Kees Cook <keescook@...omium.org>,
	Will Drewry <wad@...omium.org>
CC:	Oleg Nesterov <oleg@...hat.com>, X86 ML <x86@...nel.org>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	Linux MIPS Mailing List <linux-mips@...ux-mips.org>,
	linux-arch <linux-arch@...r.kernel.org>,
	LSM List <linux-security-module@...r.kernel.org>,
	Alexei Starovoitov <ast@...mgrid.com>,
	Frederic Weisbecker <fweisbec@...il.com>
Subject: Re: Post-merge-window ping (Re: [PATCH v4 0/5] x86: two-phase syscall
 tracing and seccomp fastpath)

On 09/05/2014 01:07 PM, H. Peter Anvin wrote:
> On 08/26/2014 06:32 PM, Andy Lutomirski wrote:
>> On Mon, Jul 28, 2014 at 8:38 PM, Andy Lutomirski <luto@...capital.net> wrote:
>>> This applies to:
>>> git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux.git seccomp-fastpath
>>>
>>> Gitweb:
>>> https://git.kernel.org/cgit/linux/kernel/git/kees/linux.git/log/?h=seccomp/fastpath
>>
>> Hi all-
>>
>> AFAIK the only thing that's changed since I submitted it is that the
>> 3.17 merge window is closed.  Kees rebased the tree this applies to,
>> but I think the patches all still apply.  What, if anything, do I need
>> to do to help this along for 3.18?
>>
> 
> Just put this stuff in a branch and running through my personal test
> battery now.
> 

... and they fail build testing.  Specifically, both i386 and x86-64
allnoconfig fail with:

arch/x86/kernel/ptrace.c: In function ‘syscall_trace_enter_phase2’:
  LD      fs/quota/built-in.o
../arch/x86/kernel/ptrace.c:1579:2: error: implicit declaration of
function ‘seccomp_phase2’ [-Werror=implicit-function-declaration]
  if (phase1_result > 1 && seccomp_phase2(phase1_result)) {
  ^
cc1: some warnings being treated as errors
  CC      arch/x86/kernel/step.o
make[4]: *** [arch/x86/kernel/ptrace.o] Error 1

	-hpa


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