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Re: [PATCH v2] kbuild: Abort build on bad stack protector flag

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Dne 26.7.2016 v 23:26 Kees Cook napsal(a):
> Before, the stack protector flag was sanity checked before .config had
> been reprocessed. This meant the build couldn't be aborted early, and
> only a warning could be emitted followed later by the compiler blowing
> up with an unknown flag. This has caused a lot of confusion over time,
> so this splits the flag selection from sanity checking and performs the
> sanity checking after the make has been restarted from a reprocessed
> .config, so builds can be aborted as early as possible now.
> 
> Additionally moves the x86-specific sanity check to the same location,
> since it suffered from the same warn-then-wait-for-compiler-failure
> problem.
> 
> Signed-off-by: Kees Cook <keescook@chromium.org>
> ---
> v2:
> - fix use of SRCARCH, mmarek
> - simplify stackp-check usage, mmarek

Applied to kbuild.git#kbuild.

Michal

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[PATCH v2] kbuild: Abort build on bad stack protector flag Kees Cook <keescook@chromium.org> - 2016-07-26 23:30 +0200
  Re: [PATCH v2] kbuild: Abort build on bad stack protector flag Michal Marek <mmarek@suse.com> - 2016-07-27 00:00 +0200

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