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SubjectRe: [PATCH 00/20] Remove references to undefined symbols and fix two potential bugs
On Mon, Feb 5, 2018 at 2:21 AM, Ulf Magnusson <ulfalizer@gmail.com> wrote:
> Hello,
>
> This patchset fixes most references to globally undefined symbols in Kconfig
> files, as reported by the
> https://github.com/ulfalizer/Kconfiglib/blob/master/examples/list_undefined.py
> script. I will send emails in reply to the patchset for some cases where I'm
> not sure what the proper fix is.
>
> All of the fixes are independent. I just created a patchset to track them more
> easily.
>
> Summary of changes:
>
> - Commits 1 and 2 fix what looks like potential bugs: A broken (intended)
> select of PL310_ERRATA_753970 for ARM/mvebu, and a misspelled dependency on
> PPC_PSERIES in KVM/PPC.
>
> - Commits 3-5 remove leftover AVR32 stuff.
>
> - Commits 6 and 7 remove some selects of removed symbols from riscv.
>
> - Commits 8-17 remove various references to removed symbols.
>
> - Commits 18-20 fix some (harmless) malformed defaults.
>
> Ulf Magnusson (20):
> ARM: mvebu: Fix broken PL310_ERRATA_753970 selects
> KVM: PPC: Book3S PR: Fix broken select due to misspelling
> kconfig: Remove leftover references to AVR32 symbol
> misc: atmel: Remove CPU_AT32AP700X (AVR32) reference
> rtc: at32ap700x: Remove PLATFORM_AT32AP dependency
> riscv: Remove ARCH_HAS_ATOMIC64_DEC_IF_POSITIVE select
> riscv: Remove ARCH_WANT_OPTIONAL_GPIOLIB select
> s390/kconfig: Remove ARCH_WANTS_PROT_NUMA_PROT_NONE select
> clk: sunxi-ng: Remove SUNXI_CCU_* selects
> lib/Kconfig: Remove leftover select of GENERIC_IO
> usb: gadget: udc: Remove USB_GADGET_DUALSPEED select
> ARM: debug: Remove ARCH_MSM dep. from UNCOMPRESS_INCLUDE
> ore: Remove PNFS_OBJLAYOUT dependency
> iio: gyro: mpu3050: Remove INPUT_MPU3050 dep. from I2C
> phy: Remove SOC_EXYNOS4212 dep. from PHY_EXYNOS4X12_USB
> auxdisplay: img-ascii-lcd: Remove MIPS_SEAD3 dep.
> media: sec: Remove PLAT_S5P dependency
> iwlwifi: fix malformed CONFIG_IWLWIFI_PCIE_RTPM default
> ARC: Fix malformed ARC_EMUL_UNALIGNED default
> x86/PCI: VMD: Fix malformed default
>
> arch/arc/Kconfig | 1 -
> arch/arm/Kconfig.debug | 2 +-
> arch/arm/mach-mvebu/Kconfig | 4 ++--
> arch/powerpc/kvm/Kconfig | 2 +-
> arch/riscv/Kconfig | 2 --
> arch/s390/Kconfig | 1 -
> drivers/auxdisplay/Kconfig | 2 +-
> drivers/clk/sunxi-ng/Kconfig | 7 -------
> drivers/cpufreq/Kconfig | 10 ----------
> drivers/iio/gyro/Kconfig | 1 -
> drivers/media/platform/Kconfig | 2 +-
> drivers/misc/Kconfig | 1 -
> drivers/net/wireless/intel/iwlwifi/Kconfig | 1 -
> drivers/pci/host/Kconfig | 1 -
> drivers/phy/samsung/Kconfig | 2 +-
> drivers/pwm/Kconfig | 2 +-
> drivers/rtc/Kconfig | 2 +-
> drivers/spi/Kconfig | 2 +-
> drivers/usb/gadget/udc/Kconfig | 1 -
> drivers/video/console/Kconfig | 2 +-
> fs/exofs/Kconfig.ore | 2 +-
> lib/Kconfig | 1 -
> 22 files changed, 12 insertions(+), 39 deletions(-)
>
> --
> 2.14.1
>

The symbol AC97_BUS_NEW in sound/ac97/Kconfig selects the globally
undefined symbol AC97.

It doesn't seem to simply be a misspelling of AC97_BUS, because then
the dependencies of AC97_BUS_COMPAT would be impossible to satisfy.

Cheers,
Ulf

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