Re: [PATCH v3 2/6] futex2: Implement vectorized wait

Tuesday, 14 September 2021

Hi "André,

I love your patch! Yet something to improve:

[auto build test ERROR on linus/master]
[also build test ERROR on v5.15-rc1 next-20210913]
[cannot apply to tip/locking/core arm64/for-next/core tip/x86/asm]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]

url:   
https://github.com/0day-ci/linux/commits/Andr-Almeida/futex2-Add-wait-on-...
base:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
6880fa6c56601bb8ed59df6c30fd390cc5f6dd8f
config: arm64-allyesconfig (attached as .config)
compiler: aarch64-linux-gcc (GCC) 11.2.0
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://github.com/0day-ci/linux/commit/2c9e2ad691d5346e16d0ee338c5a1dc59...
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review
Andr-Almeida/futex2-Add-wait-on-multiple-futexes-syscall/20210914-015504
        git checkout 2c9e2ad691d5346e16d0ee338c5a1dc593733000
        # save the attached .config to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir
ARCH=arm64 prepare

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp(a)intel.com&gt;

All errors (new ones prefixed by >>):

   In file included from arch/arm64/include/uapi/asm/unistd.h:25,
                    from arch/arm64/include/asm/unistd.h:47,
                    from arch/arm64/include/asm/seccomp.h:11,
                    from include/linux/seccomp.h:21,
                    from include/linux/sched.h:21,
                    from arch/arm64/include/asm/compat.h:19,
                    from arch/arm64/include/asm/stat.h:13,
                    from include/linux/stat.h:6,
                    from include/linux/sysfs.h:22,
                    from include/linux/kobject.h:20,
                    from include/linux/of.h:17,
                    from include/linux/irqdomain.h:35,
                    from include/linux/acpi.h:13,
                    from include/acpi/apei.h:9,
                    from include/acpi/ghes.h:5,
                    from include/linux/arm_sdei.h:8,
                    from arch/arm64/kernel/asm-offsets.c:10:
   include/uapi/asm-generic/unistd.h:884:44: error: macro "__SC_COMP" requires 3
arguments, but only 2 given
     884 | __SC_COMP(__NR_futex_waitv, sys_futex_waitv)
         |                                            ^
   include/uapi/asm-generic/unistd.h:29: note: macro "__SC_COMP" defined here
      29 | #define __SC_COMP(_nr, _sys, _comp) __SYSCALL(_nr, _sys)
         | 
   In file included from arch/arm64/include/uapi/asm/unistd.h:25,
                    from arch/arm64/include/asm/unistd.h:47,
                    from include/uapi/linux/unistd.h:8,
                    from include/asm-generic/seccomp.h:11,
                    from arch/arm64/include/asm/seccomp.h:20,
                    from include/linux/seccomp.h:21,
                    from include/linux/sched.h:21,
                    from arch/arm64/include/asm/compat.h:19,
                    from arch/arm64/include/asm/stat.h:13,
                    from include/linux/stat.h:6,
                    from include/linux/sysfs.h:22,
                    from include/linux/kobject.h:20,
                    from include/linux/of.h:17,
                    from include/linux/irqdomain.h:35,
                    from include/linux/acpi.h:13,
                    from include/acpi/apei.h:9,
                    from include/acpi/ghes.h:5,
                    from include/linux/arm_sdei.h:8,
                    from arch/arm64/kernel/asm-offsets.c:10:
   include/uapi/asm-generic/unistd.h:884:44: error: macro "__SC_COMP" requires 3
arguments, but only 2 given
     884 | __SC_COMP(__NR_futex_waitv, sys_futex_waitv)
         |                                            ^
   include/uapi/asm-generic/unistd.h:29: note: macro "__SC_COMP" defined here
      29 | #define __SC_COMP(_nr, _sys, _comp) __SYSCALL(_nr, _sys)
         | 
   In file included from arch/arm64/include/uapi/asm/unistd.h:25,
                    from arch/arm64/include/asm/unistd.h:47,
                    from arch/arm64/include/asm/seccomp.h:11,
                    from include/linux/seccomp.h:21,
                    from include/linux/sched.h:21,
                    from arch/arm64/include/asm/compat.h:19,
                    from arch/arm64/include/asm/stat.h:13,
                    from include/linux/stat.h:6,
                    from include/linux/sysfs.h:22,
                    from include/linux/kobject.h:20,
                    from include/linux/of.h:17,
                    from include/linux/irqdomain.h:35,
                    from include/linux/acpi.h:13,
                    from include/acpi/apei.h:9,
                    from include/acpi/ghes.h:5,
                    from include/linux/arm_sdei.h:8,
                    from arch/arm64/kernel/asm-offsets.c:10:
   include/uapi/asm-generic/unistd.h:884:1: error: unknown type name '__SC_COMP'
     884 | __SC_COMP(__NR_futex_waitv, sys_futex_waitv)
         | ^~~~~~~~~
   In file included from arch/arm64/include/uapi/asm/unistd.h:25,
                    from arch/arm64/include/asm/unistd.h:47,
                    from include/uapi/linux/unistd.h:8,
                    from include/asm-generic/seccomp.h:11,
                    from arch/arm64/include/asm/seccomp.h:20,
                    from include/linux/seccomp.h:21,
                    from include/linux/sched.h:21,
                    from arch/arm64/include/asm/compat.h:19,
                    from arch/arm64/include/asm/stat.h:13,
                    from include/linux/stat.h:6,
                    from include/linux/sysfs.h:22,
                    from include/linux/kobject.h:20,
                    from include/linux/of.h:17,
                    from include/linux/irqdomain.h:35,
                    from include/linux/acpi.h:13,
                    from include/acpi/apei.h:9,
                    from include/acpi/ghes.h:5,
                    from include/linux/arm_sdei.h:8,
                    from arch/arm64/kernel/asm-offsets.c:10:
...
> include/uapi/asm-generic/unistd.h:884:10: error: expected
';' before 'static'      884 | __SC_COMP(__NR_futex_waitv,
sys_futex_waitv)
         |          ^
         |          ;
   make[2]: *** [scripts/Makefile.build:121: arch/arm64/kernel/asm-offsets.s] Error 1
   make[2]: Target '__build' not remade because of errors.
   make[1]: *** [Makefile:1225: prepare0] Error 2
   make[1]: Target 'modules_prepare' not remade because of errors.
   make: *** [Makefile:219: __sub-make] Error 2
   make: Target 'modules_prepare' not remade because of errors.
--
   In file included from arch/arm64/include/uapi/asm/unistd.h:25,
                    from arch/arm64/include/asm/unistd.h:47,
                    from arch/arm64/include/asm/seccomp.h:11,
                    from include/linux/seccomp.h:21,
                    from include/linux/sched.h:21,
                    from arch/arm64/include/asm/compat.h:19,
                    from arch/arm64/include/asm/stat.h:13,
                    from include/linux/stat.h:6,
                    from include/linux/sysfs.h:22,
                    from include/linux/kobject.h:20,
                    from include/linux/of.h:17,
                    from include/linux/irqdomain.h:35,
                    from include/linux/acpi.h:13,
                    from include/acpi/apei.h:9,
                    from include/acpi/ghes.h:5,
                    from include/linux/arm_sdei.h:8,
                    from arch/arm64/kernel/asm-offsets.c:10:
   include/uapi/asm-generic/unistd.h:884:44: error: macro "__SC_COMP" requires 3
arguments, but only 2 given
     884 | __SC_COMP(__NR_futex_waitv, sys_futex_waitv)
         |                                            ^
   include/uapi/asm-generic/unistd.h:29: note: macro "__SC_COMP" defined here
      29 | #define __SC_COMP(_nr, _sys, _comp) __SYSCALL(_nr, _sys)
         | 
   In file included from arch/arm64/include/uapi/asm/unistd.h:25,
                    from arch/arm64/include/asm/unistd.h:47,
                    from include/uapi/linux/unistd.h:8,
                    from include/asm-generic/seccomp.h:11,
                    from arch/arm64/include/asm/seccomp.h:20,
                    from include/linux/seccomp.h:21,
                    from include/linux/sched.h:21,
                    from arch/arm64/include/asm/compat.h:19,
                    from arch/arm64/include/asm/stat.h:13,
                    from include/linux/stat.h:6,
                    from include/linux/sysfs.h:22,
                    from include/linux/kobject.h:20,
                    from include/linux/of.h:17,
                    from include/linux/irqdomain.h:35,
                    from include/linux/acpi.h:13,
                    from include/acpi/apei.h:9,
                    from include/acpi/ghes.h:5,
                    from include/linux/arm_sdei.h:8,
                    from arch/arm64/kernel/asm-offsets.c:10:
   include/uapi/asm-generic/unistd.h:884:44: error: macro "__SC_COMP" requires 3
arguments, but only 2 given
     884 | __SC_COMP(__NR_futex_waitv, sys_futex_waitv)
         |                                            ^
   include/uapi/asm-generic/unistd.h:29: note: macro "__SC_COMP" defined here
      29 | #define __SC_COMP(_nr, _sys, _comp) __SYSCALL(_nr, _sys)
         | 
   In file included from arch/arm64/include/uapi/asm/unistd.h:25,
                    from arch/arm64/include/asm/unistd.h:47,
                    from arch/arm64/include/asm/seccomp.h:11,
                    from include/linux/seccomp.h:21,
                    from include/linux/sched.h:21,
                    from arch/arm64/include/asm/compat.h:19,
                    from arch/arm64/include/asm/stat.h:13,
                    from include/linux/stat.h:6,
                    from include/linux/sysfs.h:22,
                    from include/linux/kobject.h:20,
                    from include/linux/of.h:17,
                    from include/linux/irqdomain.h:35,
                    from include/linux/acpi.h:13,
                    from include/acpi/apei.h:9,
                    from include/acpi/ghes.h:5,
                    from include/linux/arm_sdei.h:8,
                    from arch/arm64/kernel/asm-offsets.c:10:
   include/uapi/asm-generic/unistd.h:884:1: error: unknown type name '__SC_COMP'
     884 | __SC_COMP(__NR_futex_waitv, sys_futex_waitv)
         | ^~~~~~~~~
   In file included from arch/arm64/include/uapi/asm/unistd.h:25,
                    from arch/arm64/include/asm/unistd.h:47,
                    from include/uapi/linux/unistd.h:8,
                    from include/asm-generic/seccomp.h:11,
                    from arch/arm64/include/asm/seccomp.h:20,
                    from include/linux/seccomp.h:21,
                    from include/linux/sched.h:21,
                    from arch/arm64/include/asm/compat.h:19,
                    from arch/arm64/include/asm/stat.h:13,
                    from include/linux/stat.h:6,
                    from include/linux/sysfs.h:22,
                    from include/linux/kobject.h:20,
                    from include/linux/of.h:17,
                    from include/linux/irqdomain.h:35,
                    from include/linux/acpi.h:13,
                    from include/acpi/apei.h:9,
                    from include/acpi/ghes.h:5,
                    from include/linux/arm_sdei.h:8,
                    from arch/arm64/kernel/asm-offsets.c:10:
...
> include/uapi/asm-generic/unistd.h:884:10: error: expected
';' before 'static'      884 | __SC_COMP(__NR_futex_waitv,
sys_futex_waitv)
         |          ^
         |          ;
   make[2]: *** [scripts/Makefile.build:121: arch/arm64/kernel/asm-offsets.s] Error 1
   make[2]: Target '__build' not remade because of errors.
   make[1]: *** [Makefile:1225: prepare0] Error 2
   make[1]: Target 'prepare' not remade because of errors.
   make: *** [Makefile:219: __sub-make] Error 2
   make: Target 'prepare' not remade because of errors.

vim +884 include/uapi/asm-generic/unistd.h

   882	
   883	#define __NR_futex_waitv 449
...
 884	__SC_COMP(__NR_futex_waitv, sys_futex_waitv)    885	

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