linux-kernel - Re: [PATCH] trace: fix SKIP_STACK

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Date:   Mon, 25 Jun 2018 10:16:07 -0400
From:   Steven Rostedt <rostedt@...dmis.org>
To:     Masahiro Yamada <yamada.masahiro@...ionext.com>
Cc:     Greg Thelen <gthelen@...gle.com>, Andi Kleen <andi@...stfloor.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        X86 ML <x86@...nel.org>,
        Linux Kbuild mailing list <linux-kbuild@...r.kernel.org>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Andi Kleen <ak@...ux.intel.com>,
        Michal Marek <michal.lkml@...kovi.net>
Subject: Re: [PATCH] trace: fix SKIP_STACK_VALIDATION=1 build

On Sat, 23 Jun 2018 02:42:26 +0900
Masahiro Yamada <yamada.masahiro@...ionext.com> wrote:

> 2018-06-09 6:47 GMT+09:00 Greg Thelen <gthelen@...gle.com>:
> > Non gcc-5 builds with CONFIG_STACK_VALIDATION=y and
> > SKIP_STACK_VALIDATION=1 fail.
> > Example output:
> >   /bin/sh: init/.tmp_main.o: Permission denied
> >
> > commit 96f60dfa5819 ("trace: Use -mcount-record for dynamic ftrace"),
> > added a mismatched endif.  This causes cmd_objtool to get mistakenly
> > set.
> >
> > Relocate endif to balance the newly added -record-mcount check.
> >
> > Fixes: 96f60dfa5819 ("trace: Use -mcount-record for dynamic ftrace")
> > Signed-off-by: Greg Thelen <gthelen@...gle.com>
> > ---  
> 
> Applied to linux-kbuild/fixes. Thanks!
> 
> 

I already pushed this to Linus. As I was the one to mess it up in the
first place ;-) (I think I applied it with some fuzz)

https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=ed7d40bc67b8353c677b38c6cdddcdc310c0f452

-- Steve