From: David Woodhouse <dwmw2@infradead.org>
To: Josh Poimboeuf <jpoimboe@redhat.com>, x86@kernel.org
Cc: linux-kernel@vger.kernel.org,
Thomas Gleixner <tglx@linutronix.de>,
Andi Kleen <ak@linux.intel.com>, Paul Turner <pjt@google.com>,
Linus Torvalds <torvalds@linux-foundation.org>,
Greg Kroah-Hartman <gregkh@linux-foundation.org>,
Tim Chen <tim.c.chen@linux.intel.com>,
Dave Hansen <dave.hansen@intel.com>,
Kees Cook <keescook@google.com>,
Peter Zijlstra <peterz@infradead.org>,
Andy Lutomirski <luto@amacapital.net>,
Jiri Kosina <jikos@kernel.org>,
gnomes@lxorguk.ukuu.org.uk
Subject: Re: [PATCH 0/3] objtool: retpoline compatibility
Date: Thu, 11 Jan 2018 10:22:06 +0000 [thread overview]
Message-ID: <1515666126.22302.314.camel@infradead.org> (raw)
In-Reply-To: <cover.1515635197.git.jpoimboe@redhat.com>
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On Wed, 2018-01-10 at 19:48 -0600, Josh Poimboeuf wrote:
> Make objtool compatible with CONFIG_RETPOLINE and re-enable the
> objtool-dependent features.
>
> Josh Poimboeuf (3):
> objtool: Detect jumps to retpoline thunks
> objtool: Ignore retpoline alternatives
> Revert "x86/retpoline: Temporarily disable objtool when
> CONFIG_RETPOLINE=y"
>
> arch/x86/Kconfig | 4 +--
> arch/x86/Kconfig.debug | 6 ++--
> arch/x86/include/asm/nospec-branch.h | 27 +++++++++++++-
> tools/objtool/check.c | 69 ++++++++++++++++++++++++++++++++----
> tools/objtool/check.h | 2 +-
> 5 files changed, 95 insertions(+), 13 deletions(-)
Brilliant, thank you. Can you take a look at the latest RSB stuffing
code in http://git.infradead.org/users/dwmw2/linux-retpoline.git/ too
please?
/bin/sh: line 1: 26242 Segmentation fault (core dumped) ./tools/objtool/objtool orc generate --no-fp "arch/x86/kvm/vmx.o"
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prev parent reply other threads:[~2018-01-11 10:22 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-01-11 1:48 [PATCH 0/3] objtool: retpoline compatibility Josh Poimboeuf
2018-01-11 1:48 ` [PATCH 1/3] objtool: Detect jumps to retpoline thunks Josh Poimboeuf
2018-01-11 1:48 ` [PATCH 2/3] objtool: Ignore retpoline alternatives Josh Poimboeuf
2018-01-11 16:27 ` David Woodhouse
2018-01-11 16:33 ` Josh Poimboeuf
2018-01-11 16:39 ` David Woodhouse
2018-01-11 16:48 ` Josh Poimboeuf
2018-01-11 16:55 ` David Woodhouse
2018-01-11 17:25 ` Josh Poimboeuf
2018-01-11 16:58 ` Peter Zijlstra
2018-01-11 17:05 ` Jiri Kosina
2018-01-11 17:01 ` Jiri Kosina
2018-01-11 17:05 ` Peter Zijlstra
2018-01-11 17:19 ` David Woodhouse
2018-01-11 17:23 ` Peter Zijlstra
2018-01-11 16:44 ` Peter Zijlstra
2018-01-11 17:29 ` Linus Torvalds
2018-01-11 17:37 ` Josh Poimboeuf
2018-01-11 17:43 ` David Woodhouse
2018-01-11 17:56 ` Peter Zijlstra
2018-01-12 20:36 ` Ingo Molnar
2018-01-11 17:57 ` David Woodhouse
2018-01-11 1:48 ` [PATCH 3/3] Revert "x86/retpoline: Temporarily disable objtool when CONFIG_RETPOLINE=y" Josh Poimboeuf
2018-01-11 10:22 ` David Woodhouse [this message]
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