linux-kernel - Re: linux-next: build failure after merge of the final tree

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20120109165950.53933c3050416bd242acff76@canb.auug.org.au>
Date:	Mon, 9 Jan 2012 16:59:50 +1100
From:	Stephen Rothwell <sfr@...b.auug.org.au>
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	Steven Rostedt <rostedt@...dmis.org>,
	Frederic Weisbecker <fweisbec@...il.com>,
	Ingo Molnar <mingo@...hat.com>, linux-next@...r.kernel.org,
	linux-kernel@...r.kernel.org, David Miller <davem@...emloft.net>,
	Linus <torvalds@...ux-foundation.org>
Subject: Re: linux-next: build failure after merge of the final tree

On Thu, 5 Jan 2012 16:04:48 -0800 Andrew Morton <akpm@...ux-foundation.org> wrote:
>
> On Thu, 5 Jan 2012 19:04:05 +1100
> Stephen Rothwell <sfr@...b.auug.org.au> wrote:
> 
> > After merging the final tree, today's linux-next build (sparc64 defconfig)
> > failed like this:
> > 
> > In file included from include/trace/ftrace.h:567:0,
> >                  from include/trace/define_trace.h:86,
> >                  from include/trace/events/power.h:240,
> >                  from kernel/trace/power-traces.c:14:
> > include/trace/events/kmem.h: In function 'ftrace_test_probe_kmalloc':
> > include/trace/events/kmem.h:45:1: error: implicit declaration of function 'check_trace_callback_type_kmalloc' [-Werror=implicit-function-declaration]
> > include/trace/events/kmem.h: In function 'ftrace_test_probe_kmem_cache_alloc':
> >
> > ...
> >
> > include/trace/events/kmem.h:267:1: error: implicit declaration of function 'check_trace_callback_type_mm_page_alloc_extfrag' [-Werror=implicit-function-declaration]
> > In file included from include/trace/ftrace.h:774:0,
> >                  from include/trace/define_trace.h:86,
> >                  from include/trace/events/power.h:240,
> >                  from kernel/trace/power-traces.c:14:
> > include/trace/events/kmem.h: In function 'perf_test_probe_mm_page_pcpu_drain':
> > include/trace/events/kmem.h:256:1: error: implicit declaration of function 'check_trace_callback_type_mm_page_pcpu_drain' [-Werror=implicit-function-declaration]
> > 
> > I have no idea what has gone wrong here, but I did not get this error
> > yesterday.  The only thing that touched include/trace/events/kmem.h is
> > patch "mm-tracepoint: rename page-free events" from the akpm tree, but
> > that was there yesterday as well and doesn't look suspicious.
> 
> Yes, it's not due to anything in the akpm tree.  Tracing stuff blew up.
> 
> > I just have to leave things broken for today in the hope that someone
> > figures something out.  This does not affect my X86_64 allmodconfig build
> > or my PowerPC builds (including an allyesconfig build).
> 
> It fails with sparc64 defconfig but succeeds with sparc64 allmodconfig.
> Some config-dependent thing.  3.2 is OK, so it's something in -next.
> 
> It could be that some far-off sparc64 Kconfig change is newly
> triggering this.  
> 
> I suppose I could get off my ass and actually work out why it broke,
> but the tracing code is too icky.

This failure is now in Linus' tree.  I am not sure when it got there.

-- 
Cheers,
Stephen Rothwell                    sfr@...b.auug.org.au
http://www.canb.auug.org.au/~sfr/

Content of type "application/pgp-signature" skipped