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Re: [Xen-devel] [PATCH v3] x86emul: fix test harness and fuzzer build dependencies


  • To: Jan Beulich <jbeulich@xxxxxxxx>, "xen-devel@xxxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxxx>
  • From: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
  • Date: Mon, 9 Sep 2019 12:01:49 +0100
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  • Cc: Stefano Stabellini <sstabellini@xxxxxxxxxx>, Wei Liu <wl@xxxxxxx>, Konrad Wilk <konrad.wilk@xxxxxxxxxx>, George Dunlap <George.Dunlap@xxxxxxxxxxxxx>, Tim Deegan <tim@xxxxxxx>, Julien Grall <julien.grall@xxxxxxx>, Ian Jackson <ian.jackson@xxxxxxxxxx>, Roger Pau Monné <roger.pau@xxxxxxxxxx>
  • Delivery-date: Mon, 09 Sep 2019 11:02:02 +0000
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On 05/09/2019 15:09, Jan Beulich wrote:
> Commit fd35f32b4b ("tools/x86emul: Use struct cpuid_policy in the
> userspace test harnesses") didn't account for the dependencies of
> cpuid-autogen.h to potentially change between incremental builds. In
> particular the harness has a "run" goal which is supposed to be usable
> independently of the rest of the tools sub-tree building, and both the
> harness and the fuzzer code are also supposed to be buildable
> independently. Therefore a re-build of the generated header needs to be
> triggered first, which is achieved by introducing a new top-level target
> pattern (for just the "run" part for now).
>
> Further cpuid.o did not have any dependencies added for it.
>
> Finally, while at it, add a "run" target to the cpu-policy test harness.
>
> Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>

Acked-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>

> ---
> TBD: Something similar would be nice for building both tools/tests/*/
>      and tools/fuzz/*/, but I'm uncertain whether respective top level
>      targets build-tests-% and build-fuzz-% would be welcome.

Fuzz targets are much more complicated to set up and run correctly.  I'd
skip them for now.

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