Designated initializers, struct randomization and addressing?

From	Joe Perches <joe@perches.com>
Newsgroups	linux.kernel
Subject	Designated initializers, struct randomization and addressing?
Date	2016-12-20 18:40 +0100
Message-ID	<sQwym-89-19@gated-at.bofh.it> (permalink)
References	<sPbFF-2GI-81@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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On Fri, 2016-12-16 at 17:00 -0800, Kees Cook wrote:
> Prepare to mark sensitive kernel structures for randomization by making
sure they're using designated initializers.

About the designated initializer patches,
which by themselves are fine of course,
and the fundamental randomization plugin,
c guarantees that struct member ordering
is as specified.

how is the code to be verified so that
any use of things like offsetof and any
address/indexing is not impacted?

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[PATCH] staging: lustre: ldlm: use designated initializers Kees Cook <keescook@chromium.org> - 2016-12-17 02:10 +0100
  Re: [PATCH] staging: lustre: ldlm: use designated initializers James Simmons <jsimmons@infradead.org> - 2016-12-19 17:30 +0100
    Re: [PATCH] staging: lustre: ldlm: use designated initializers Bruce Korb <bruce.korb@gmail.com> - 2016-12-19 17:50 +0100
      Re: [PATCH] staging: lustre: ldlm: use designated initializers James Simmons <jsimmons@infradead.org> - 2016-12-19 18:20 +0100
      Re: [PATCH] staging: lustre: ldlm: use designated initializers Dan Carpenter <dan.carpenter@oracle.com> - 2016-12-20 08:20 +0100
        RE: [PATCH] staging: lustre: ldlm: use designated initializers "Hammond, John" <john.hammond@intel.com> - 2016-12-20 16:00 +0100
          Re: [PATCH] staging: lustre: ldlm: use designated initializers Bruce Korb <bruce.korb@gmail.com> - 2016-12-20 17:50 +0100
            Re: [PATCH] staging: lustre: ldlm: use designated initializers Dan Carpenter <dan.carpenter@oracle.com> - 2016-12-20 20:00 +0100
          Re: [PATCH] staging: lustre: ldlm: use designated initializers Dan Carpenter <dan.carpenter@oracle.com> - 2016-12-20 20:20 +0100
            Re: [PATCH] staging: lustre: ldlm: use designated initializers Kees Cook <keescook@chromium.org> - 2016-12-20 20:50 +0100
    Re: [PATCH] staging: lustre: ldlm: use designated initializers Dan Carpenter <dan.carpenter@oracle.com> - 2016-12-20 11:50 +0100
  Designated initializers, struct randomization and addressing? Joe Perches <joe@perches.com> - 2016-12-20 18:40 +0100

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