Messages in this thread Patch in this message | | | From | Arnd Bergmann <> | Date | Tue, 3 Nov 2020 10:57:20 +0100 | Subject | Re: include/uapi/sound/asound.h:562:14: error: conflicting types for '__pad_before_uframe' |
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On Mon, Nov 2, 2020 at 3:15 PM kernel test robot <lkp@intel.com> wrote: > > tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master > head: 3cea11cd5e3b00d91caf0b4730194039b45c5891 > commit: 80fe7430c7085951d1246d83f638cc17e6c0be36 ALSA: add new 32-bit layout for snd_pcm_mmap_status/control > date: 11 months ago > config: mips-randconfig-r006-20201102 (attached as .config) > compiler: mips-linux-gcc (GCC) 9.3.0 > reproduce (this is a W=1 build): > wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross > chmod +x ~/bin/make.cross > # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=80fe7430c7085951d1246d83f638cc17e6c0be36 > git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git > git fetch --no-tags linus master > git checkout 80fe7430c7085951d1246d83f638cc17e6c0be36 > # save the attached .config to linux build tree > COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=mips > > If you fix the issue, kindly add following tag as appropriate > Reported-by: kernel test robot <lkp@intel.com> > > All errors (new ones prefixed by >>): > > In file included from arch/mips/include/uapi/asm/byteorder.h:13, > from arch/mips/include/asm/bitops.h:20, > from include/linux/bitops.h:26, > from include/linux/kernel.h:12, > from include/asm-generic/bug.h:19, > from arch/mips/include/asm/bug.h:42, > from include/linux/bug.h:5, > from include/linux/mmdebug.h:5, > from include/linux/gfp.h:5, > from include/linux/slab.h:15, > from sound/core/oss/pcm_oss.c:15: > include/linux/byteorder/big_endian.h:8:2: warning: #warning inconsistent configuration, needs CONFIG_CPU_BIG_ENDIAN [-Wcpp] > 8 | #warning inconsistent configuration, needs CONFIG_CPU_BIG_ENDIAN > | ^~~~~~~ > In file included from include/sound/asound.h:24, > from include/sound/pcm.h:11, > from sound/core/oss/pcm_oss.c:25: > >> include/uapi/sound/asound.h:562:14: error: conflicting types for '__pad_before_uframe' > 562 | typedef char __pad_before_uframe[0]; > | ^~~~~~~~~~~~~~~~~~~ > include/uapi/sound/asound.h:557:14: note: previous declaration of '__pad_before_uframe' was here > 557 | typedef char __pad_before_uframe[sizeof(__u64) - sizeof(snd_pcm_uframes_t)]; > | ^~~~~~~~~~~~~~~~~~~
This is unrelated to my patch, and a preexisting problem with the jazz platform when no specific machine is selected and neither big-endian nor little-endian CPUs are enabled. Since all three machines do allow little-endian kernels, selecting that option one level higher fixes the problem.
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
--- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -406,6 +406,7 @@ config MACH_JAZZ select SYS_SUPPORTS_32BIT_KERNEL select SYS_SUPPORTS_64BIT_KERNEL select SYS_SUPPORTS_100HZ + select SYS_SUPPORTS_LITTLE_ENDIAN help This a family of machines based on the MIPS R4030 chipset which was used by several vendors to build RISC/os and Windows NT workstations.
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