[LTP] LTP build failure with 5.14 on ppc64le

[samir mulani]

Hi Cyril,

Thank you for the clarification.

Regards,
Samir M.

On Fri, 20 May 2022 at 16:26, Cyril Hrubis <chrubis@suse.cz> wrote:

> Hi!
> > make -C /lib/modules/5.14.21-150400.19-default/build
> > M=/Workspace/ltp-master/testcases/kernel/device-drivers/acpi
> >   CC [M]
> /Workspace/ltp-master/testcases/kernel/device-drivers/acpi/ltp_acpi_cmds.o
> >
> /Workspace/ltp-master/testcases/kernel/device-drivers/acpi/ltp_acpi_cmds.c:
> > In function 'get_sysfs_path':
> >
> /Workspace/ltp-master/testcases/kernel/device-drivers/acpi/ltp_acpi_cmds.c:132:11:
> > error: implicit declaration of function 'acpi_bus_get_device'; did you
> > mean 'acpi_get_gpe_device'? [-Werror=implicit-function-declaration]
> >   status = acpi_bus_get_device(handle, &device);
> >            ^~~~~~~~~~~~~~~~~~~
> >            acpi_get_gpe_device
> >
> /Workspace/ltp-master/testcases/kernel/device-drivers/acpi/ltp_acpi_cmds.c:134:40:
> > error: dereferencing pointer to incomplete type 'struct acpi_device'
> >    sysfs_path = kobject_get_path(&device->dev.kobj, GFP_KERNEL);
> >                                         ^~
> >
> /Workspace/ltp-master/testcases/kernel/device-drivers/acpi/ltp_acpi_cmds.c:
> > In function 'acpi_test_bus':
> >
> /Workspace/ltp-master/testcases/kernel/device-drivers/acpi/ltp_acpi_cmds.c:407:11:
> > error: implicit declaration of function 'acpi_bus_update_power'; did
> > you mean 'acpi_os_trace_point'?
> > [-Werror=implicit-function-declaration]
> >   status = acpi_bus_update_power(device->handle, &state);
> >            ^~~~~~~~~~~~~~~~~~~~~
> >            acpi_os_trace_point
> > cc1: some warnings being treated as errors
> > make[7]: ***
> [/usr/src/linux-5.14.21-150400.19/scripts/Makefile.build:272:
> >
> /Workspace/ltp-master/testcases/kernel/device-drivers/acpi/ltp_acpi_cmds.o]
> > Error 1
> > make[6]: *** [/usr/src/linux-5.14.21-150400.19/Makefile:1882:
> > /Workspace/ltp-master/testcases/kernel/device-drivers/acpi] Error 2
> > make[5]: *** [../../../linux-5.14.21-150400.19/Makefile:220: __sub-make]
> Error 2
> > make[4]: [../../../../include/mk/module.mk:62: .dep_modules] Error 2
> (ignored)
> > rm -rf *.mod.c *.o *.ko.unsigned modules.order .tmp* .*.ko .*.cmd
> Module.symvers
> > CC testcases/kernel/device-drivers/block/block_dev_user/block_dev
>
> That's just a LTP kernel module build failure, the modules we have in
> LTP does not support all kernel versions and may fail to build. This is
> not treated as an error by the build system and when the module fails to
> build the test is skipped when tests are executed.
>
> --
> Cyril Hrubis
> chrubis@suse.cz
>
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