Follow @Openwall on Twitter for new release announcements and other news
[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Date: Mon, 2 Jul 2018 11:43:40 -0700
From: Kees Cook <>
To: Chris von Recklinghausen <>
Cc: Laura Abbott <>, Paolo Abeni <>, 
	LKML <>, Linux-MM <>, 
	Kernel Hardening <>, Josh Poimboeuf <>, 
	Peter Zijlstra <>
Subject: Re: [PATCH v3] add param that allows bootline control of hardened usercopy

On Sat, Jun 30, 2018 at 1:43 PM, Christoph von Recklinghausen
<> wrote:
> The last issue I'm chasing is build failures on ARCH=m68k. The error is
> atomic_read and friends needed by the jump label code not being found.
> The config has CONFIG_BROKEN_ON_SMP=y, so the jump label calls I added
> will only be made #ifndef CONFIG_BROKEN_ON_SMP. Do you think that's
> worth a mention in the blurb that's added to
> Documentation/admin-guide/kernel-parameters.txt?

Uhm, that's weird -- I think the configs on m68k need fixing then? I
don't want to have to sprinkle that ifdef in generic code.

How are other users of static keys and jump labels dealing with m68k weirdness?


Kees Cook
Pixel Security

Powered by blists - more mailing lists

Confused about mailing lists and their use? Read about mailing lists on Wikipedia and check out these guidelines on proper formatting of your messages.