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Re: linux-next: build warning in Linus' tree

From Linus Torvalds <torvalds@linux-foundation.org>
Newsgroups linux.kernel
Subject Re: linux-next: build warning in Linus' tree
Date 2016-10-28 01:10 +0200
Message-ID <sx1Y5-8mn-1@gated-at.bofh.it> (permalink)
References <sx1ln-7TN-5@gated-at.bofh.it> <sx1EK-80D-9@gated-at.bofh.it>
Organization linux.* mail to news gateway

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On Thu, Oct 27, 2016 at 3:48 PM, Linus Torvalds
<torvalds@linux-foundation.org> wrote:
>
> I wonder if we should make KASAN depend on !COMPILE_TEST, because it
> does seem to disable a lot of build-time testing.

Actually, we should probably just make the MEMORY_HOTPLUG dependency be

        depends on COMPILE_TEST || !KASAN

since the memory-hotplug code should still *build* with KASAN, it just
doesn't work. That's exactly what the COMPILE_TEST config option is
there for - to get build coverage even for things that aren't
necessarily sane to run.

I'll do that, to get my build coverage up. I really expected my
allmodconfig builds to verify that I had removed the per-zone
waitqueue code completely, and I'm happy that the breakage was
apparently limited to that unused variable..

In the meantime, thanks for noticing and letting me know.

            Linus

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Thread

linux-next: build warning in Linus' tree Stephen Rothwell <sfr@canb.auug.org.au> - 2016-10-28 00:30 +0200
  Re: linux-next: build warning in Linus' tree Linus Torvalds <torvalds@linux-foundation.org> - 2016-10-28 00:50 +0200
    Re: linux-next: build warning in Linus' tree Linus Torvalds <torvalds@linux-foundation.org> - 2016-10-28 01:10 +0200
      Re: linux-next: build warning in Linus' tree Alexander Potapenko <glider@google.com> - 2016-10-28 01:10 +0200
        Re: linux-next: build warning in Linus' tree Linus Torvalds <torvalds@linux-foundation.org> - 2016-10-28 01:30 +0200
      Re: linux-next: build warning in Linus' tree Stephen Rothwell <sfr@canb.auug.org.au> - 2016-10-28 01:50 +0200
      Re: linux-next: build warning in Linus' tree Geert Uytterhoeven <geert@linux-m68k.org> - 2016-10-29 23:30 +0200

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