[U-Boot] ut dm pch sandbox test failures

[Tom Rini]

On Tue, Feb 26, 2019 at 12:21:53PM -0700, Stephen Warren wrote:
> On 2/25/19 4:49 PM, Stephen Warren wrote:
> >On 2/21/19 4:45 PM, Stephen Warren wrote:
> >>With the latest push to u-boot.git master branch, I'm seeing the
> >>following failures running test/py on sandbox:
> >>
> >>=> ut dm pch_base
> >>Test: dm_test_pch_base: pch.c
> >>/var/lib/jenkins/workspace/u-boot-denx_uboot-master-build/src/u-boot/test/dm/pch.c:20,
> >>dm_test_pch_base(): 0 == uclass_first_device_err(UCLASS_PCH, &dev):
> >>Expected 0, got -19
> >>Test: dm_test_pch_base: pch.c (flat tree)
> >>/var/lib/jenkins/workspace/u-boot-denx_uboot-master-build/src/u-boot/test/dm/pch.c:20,
> >>dm_test_pch_base(): 0 == uclass_first_device_err(UCLASS_PCH, &dev):
> >>Expected 0, got -19
> >>Failures: 2
> >>
> >>=> ut dm pch_ioctl
> >>Test: dm_test_pch_ioctl: pch.c
> >>/var/lib/jenkins/workspace/u-boot-denx_uboot-master-build/src/u-boot/test/dm/pch.c:44,
> >>dm_test_pch_ioctl(): 0 == uclass_first_device_err(UCLASS_PCH, &dev):
> >>Expected 0, got -19
> >>Test: dm_test_pch_ioctl: pch.c (flat tree)
> >>/var/lib/jenkins/workspace/u-boot-denx_uboot-master-build/src/u-boot/test/dm/pch.c:44,
> >>dm_test_pch_ioctl(): 0 == uclass_first_device_err(UCLASS_PCH, &dev):
> >>Expected 0, got -19
> >>Failures: 2
> >
> >This is some kind of incremental build problem; I deleted the build
> >results and retriggered Jenkins and everything worked fine. The exact same
> >issue and solution appeared and worked in two separate branches that I
> >test (u-boot.git master, u-boot-video.git master). Subsequently I found
> >that the following works fine:
> >
> >rm -rf build-sandbox/
> >git checkout 888f9aa5cac4
> >./test/py/test.py --bd sandbox --build -k test_ut
> >
> >But the following reproduces the problem:
> >
> >rm -rf build-sandbox/
> >git checkout 97f9830849c6
> >./test/py/test.py --bd sandbox --build -k test_ut
> >git checkout 888f9aa5cac4
> >./test/py/test.py --bd sandbox --build -k test_ut
> 
> I just sent "[PATCH 1/2] kbuild: make arch-dtbs target PHONY" to fix this.

Thanks for figuring this out!

-- 
Tom
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