On 03/27/2017 08:23 PM, Darren Hart wrote:
> On Tue, Mar 28, 2017 at 11:19:25AM +1100, Michael Ellerman wrote:
>> Darren Hart <dvhart@xxxxxxxxxxxxx> writes:
>>
>>> The use of $$OUTPUT in the target shell commands resulted in an empty
>>> string followed by an absolute path for which mkdir failed:
>>>
>>> $ make -C tools/testing/selftests/futex
>>> make: Entering directory '/home/dvhart/source/linux/linux-pdx86/tools/testing/selftests/futex'
>>> Makefile:36: warning: overriding recipe for target 'clean'
>>> ../lib.mk:55: warning: ignoring old recipe for target 'clean'
>>> for DIR in functional; do \
>>> BUILD_TARGET=$OUTPUT/$DIR; \
>>> mkdir $BUILD_TARGET -p; \
>>> make OUTPUT=$BUILD_TARGET -C $DIR all;\
>>> done
>>> mkdir: cannot create directory ‘/functional’: Permission denied
>>>
>>> Replace $$OUTPUT with $(OUTPUT) when referring to the Makefile OUTPUT
>>> variable. The above make command now completes successfully.
>>>
>>> Fixes: a8ba798bc8ec ("selftests: enable O and KBUILD_OUTPUT")
>>> Signed-off-by: Darren Hart (VMware) <dvhart@xxxxxxxxxxxxx>
>>> Cc: linux-kselftest@xxxxxxxxxxxxxxx
>>> Cc: bamvor.zhangjian@xxxxxxxxxx
>>> Cc: Shuah Khan <shuah@xxxxxxxxxx>
>>> Cc: <stable@xxxxxxxxxxxxxxx> # 4.10.x-
>>
>> The OUTPUT support only went into v4.11-rc1, so I don't see why you need
>> a stable tag?
>
> Git spelunking failure on my part, you are correct. Please disregard the stable
> tag.
>
>>
>> Change looks good though.
>>
>
> Thank you for the review.
>
Thanks for fixing this.
Applied to linux-kselftest next after removing the stable tag.
-- Shuah
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