Messages in this thread | | | From | Michael Ellerman <> | Subject | Re: [PATCH v2 6/6] selftests: enable O and KBUILD_OUTPUT | Date | Tue, 21 Mar 2017 19:35:59 +1100 |
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Andy Lutomirski <luto@amacapital.net> writes:
> On Tue, Nov 29, 2016 at 3:55 AM, <bamvor.zhangjian@huawei.com> wrote: >> From: Bamvor Jian Zhang <bamvor.zhangjian@linaro.org> >> >> Enable O and KBUILD_OUTPUT for kselftest. User could compile kselftest >> to another directory by passing O or KBUILD_OUTPUT. And O is high >> priority than KBUILD_OUTPUT. > > Sorry for noticing this late, but this patch > (a8ba798bc8ec663cf02e80b0dd770324de9bafd9) is really annoying for > people who *don't* use these fancy options:
Yeah sorry, it wasn't quite ready to go in.
> $ make -C tools/testing/selftests/x86 ldt_gdt_32 > make: Entering directory '/home/luto/apps/linux/tools/testing/selftests/x86' > Makefile:44: warning: overriding recipe for target 'clean' > ../lib.mk:55: warning: ignoring old recipe for target 'clean' > make: *** No rule to make target 'ldt_gdt_32'. Stop. > make: Leaving directory '/home/luto/apps/linux/tools/testing/selftests/x86' > > Is there any way that you can make this work again?
There obviously is *a* way, but I'm not sure there's a simple and obviously correct way that is an easy fix for 4.11.
I see at least 18 Makefile's in tools/testing/selftests that use $(OUTPUT)/, which would all need to be updated at least to use $(OUTPUT) (no trailing slash), and then some other changes to not propagate OUTPUT when the user didn't specify it. But hopefully someone will prove me wrong.
As a (poor) alternative you can do:
$ cd tools/testing/selftests/x86; make $PWD/ldt_gdt_32
or just:
$ make -C tools/testing/selftests/x86
cheers
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