Re: [ammarfaizi2-block:crng/random/vdso 20/22] include/uapi/asm-generic/unistd.h:890:34: error: 'sys_vgetrandom_alloc' undeclared here (not in a function); did you mean 'sys_getrandom'?

From: Jason A. Donenfeld
Date: Mon Nov 28 2022 - 16:04:04 EST


Hi Arnd,

Please see below. It would seem that I can't so easily get rid of that
#ifdef __ARCH_HAS afterall?

Jason

On Mon, Nov 28, 2022 at 10:02 PM kernel test robot <lkp@xxxxxxxxx> wrote:
>
> tree: https://github.com/ammarfaizi2/linux-block crng/random/vdso
> head: 8fef976bbd3ca01f0a15981443cc820505b293ba
> commit: f4df2f0833b1fee3096da7fa8d060faeb9f8ba89 [20/22] random: add vgetrandom_alloc() syscall
> config: arc-defconfig
> compiler: arc-elf-gcc (GCC) 12.1.0
> 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/ammarfaizi2/linux-block/commit/f4df2f0833b1fee3096da7fa8d060faeb9f8ba89
> git remote add ammarfaizi2-block https://github.com/ammarfaizi2/linux-block
> git fetch --no-tags ammarfaizi2-block crng/random/vdso
> git checkout f4df2f0833b1fee3096da7fa8d060faeb9f8ba89
> # save the config file
> mkdir build_dir && cp config build_dir/.config
> COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=arc SHELL=/bin/bash
>
> If you fix the issue, kindly add following tag where applicable
> | Reported-by: kernel test robot <lkp@xxxxxxxxx>
>
> All errors (new ones prefixed by >>):
>
> | ^~~~~~~~~
> include/uapi/asm-generic/unistd.h:863:1: note: in expansion of macro '__SC_COMP'
> 863 | __SC_COMP(__NR_epoll_pwait2, sys_epoll_pwait2, compat_sys_epoll_pwait2)
> | ^~~~~~~~~
> arch/arc/kernel/sys.c:13:36: warning: initialized field overwritten [-Woverride-init]
> 13 | #define __SYSCALL(nr, call) [nr] = (call),
> | ^
> include/uapi/asm-generic/unistd.h:865:1: note: in expansion of macro '__SYSCALL'
> 865 | __SYSCALL(__NR_mount_setattr, sys_mount_setattr)
> | ^~~~~~~~~
> arch/arc/kernel/sys.c:13:36: note: (near initialization for 'sys_call_table[442]')
> 13 | #define __SYSCALL(nr, call) [nr] = (call),
> | ^
> include/uapi/asm-generic/unistd.h:865:1: note: in expansion of macro '__SYSCALL'
> 865 | __SYSCALL(__NR_mount_setattr, sys_mount_setattr)
> | ^~~~~~~~~
> arch/arc/kernel/sys.c:13:36: warning: initialized field overwritten [-Woverride-init]
> 13 | #define __SYSCALL(nr, call) [nr] = (call),
> | ^
> include/uapi/asm-generic/unistd.h:867:1: note: in expansion of macro '__SYSCALL'
> 867 | __SYSCALL(__NR_quotactl_fd, sys_quotactl_fd)
> | ^~~~~~~~~
> arch/arc/kernel/sys.c:13:36: note: (near initialization for 'sys_call_table[443]')
> 13 | #define __SYSCALL(nr, call) [nr] = (call),
> | ^
> include/uapi/asm-generic/unistd.h:867:1: note: in expansion of macro '__SYSCALL'
> 867 | __SYSCALL(__NR_quotactl_fd, sys_quotactl_fd)
> | ^~~~~~~~~
> arch/arc/kernel/sys.c:13:36: warning: initialized field overwritten [-Woverride-init]
> 13 | #define __SYSCALL(nr, call) [nr] = (call),
> | ^
> include/uapi/asm-generic/unistd.h:870:1: note: in expansion of macro '__SYSCALL'
> 870 | __SYSCALL(__NR_landlock_create_ruleset, sys_landlock_create_ruleset)
> | ^~~~~~~~~
> arch/arc/kernel/sys.c:13:36: note: (near initialization for 'sys_call_table[444]')
> 13 | #define __SYSCALL(nr, call) [nr] = (call),
> | ^
> include/uapi/asm-generic/unistd.h:870:1: note: in expansion of macro '__SYSCALL'
> 870 | __SYSCALL(__NR_landlock_create_ruleset, sys_landlock_create_ruleset)
> | ^~~~~~~~~
> arch/arc/kernel/sys.c:13:36: warning: initialized field overwritten [-Woverride-init]
> 13 | #define __SYSCALL(nr, call) [nr] = (call),
> | ^
> include/uapi/asm-generic/unistd.h:872:1: note: in expansion of macro '__SYSCALL'
> 872 | __SYSCALL(__NR_landlock_add_rule, sys_landlock_add_rule)
> | ^~~~~~~~~
> arch/arc/kernel/sys.c:13:36: note: (near initialization for 'sys_call_table[445]')
> 13 | #define __SYSCALL(nr, call) [nr] = (call),
> | ^
> include/uapi/asm-generic/unistd.h:872:1: note: in expansion of macro '__SYSCALL'
> 872 | __SYSCALL(__NR_landlock_add_rule, sys_landlock_add_rule)
> | ^~~~~~~~~
> arch/arc/kernel/sys.c:13:36: warning: initialized field overwritten [-Woverride-init]
> 13 | #define __SYSCALL(nr, call) [nr] = (call),
> | ^
> include/uapi/asm-generic/unistd.h:874:1: note: in expansion of macro '__SYSCALL'
> 874 | __SYSCALL(__NR_landlock_restrict_self, sys_landlock_restrict_self)
> | ^~~~~~~~~
> arch/arc/kernel/sys.c:13:36: note: (near initialization for 'sys_call_table[446]')
> 13 | #define __SYSCALL(nr, call) [nr] = (call),
> | ^
> include/uapi/asm-generic/unistd.h:874:1: note: in expansion of macro '__SYSCALL'
> 874 | __SYSCALL(__NR_landlock_restrict_self, sys_landlock_restrict_self)
> | ^~~~~~~~~
> arch/arc/kernel/sys.c:13:36: warning: initialized field overwritten [-Woverride-init]
> 13 | #define __SYSCALL(nr, call) [nr] = (call),
> | ^
> include/uapi/asm-generic/unistd.h:881:1: note: in expansion of macro '__SYSCALL'
> 881 | __SYSCALL(__NR_process_mrelease, sys_process_mrelease)
> | ^~~~~~~~~
> arch/arc/kernel/sys.c:13:36: note: (near initialization for 'sys_call_table[448]')
> 13 | #define __SYSCALL(nr, call) [nr] = (call),
> | ^
> include/uapi/asm-generic/unistd.h:881:1: note: in expansion of macro '__SYSCALL'
> 881 | __SYSCALL(__NR_process_mrelease, sys_process_mrelease)
> | ^~~~~~~~~
> arch/arc/kernel/sys.c:13:36: warning: initialized field overwritten [-Woverride-init]
> 13 | #define __SYSCALL(nr, call) [nr] = (call),
> | ^
> include/uapi/asm-generic/unistd.h:884:1: note: in expansion of macro '__SYSCALL'
> 884 | __SYSCALL(__NR_futex_waitv, sys_futex_waitv)
> | ^~~~~~~~~
> arch/arc/kernel/sys.c:13:36: note: (near initialization for 'sys_call_table[449]')
> 13 | #define __SYSCALL(nr, call) [nr] = (call),
> | ^
> include/uapi/asm-generic/unistd.h:884:1: note: in expansion of macro '__SYSCALL'
> 884 | __SYSCALL(__NR_futex_waitv, sys_futex_waitv)
> | ^~~~~~~~~
> arch/arc/kernel/sys.c:13:36: warning: initialized field overwritten [-Woverride-init]
> 13 | #define __SYSCALL(nr, call) [nr] = (call),
> | ^
> include/uapi/asm-generic/unistd.h:887:1: note: in expansion of macro '__SYSCALL'
> 887 | __SYSCALL(__NR_set_mempolicy_home_node, sys_set_mempolicy_home_node)
> | ^~~~~~~~~
> arch/arc/kernel/sys.c:13:36: note: (near initialization for 'sys_call_table[450]')
> 13 | #define __SYSCALL(nr, call) [nr] = (call),
> | ^
> include/uapi/asm-generic/unistd.h:887:1: note: in expansion of macro '__SYSCALL'
> 887 | __SYSCALL(__NR_set_mempolicy_home_node, sys_set_mempolicy_home_node)
> | ^~~~~~~~~
> >> include/uapi/asm-generic/unistd.h:890:34: error: 'sys_vgetrandom_alloc' undeclared here (not in a function); did you mean 'sys_getrandom'?
> 890 | __SYSCALL(__NR_vgetrandom_alloc, sys_vgetrandom_alloc)
> | ^~~~~~~~~~~~~~~~~~~~
> arch/arc/kernel/sys.c:13:37: note: in definition of macro '__SYSCALL'
> 13 | #define __SYSCALL(nr, call) [nr] = (call),
> | ^~~~
> arch/arc/kernel/sys.c:13:36: warning: initialized field overwritten [-Woverride-init]
> 13 | #define __SYSCALL(nr, call) [nr] = (call),
> | ^
> arch/arc/include/uapi/asm/unistd.h:44:1: note: in expansion of macro '__SYSCALL'
> 44 | __SYSCALL(__NR_cacheflush, sys_cacheflush)
> | ^~~~~~~~~
> arch/arc/kernel/sys.c:13:36: note: (near initialization for 'sys_call_table[244]')
> 13 | #define __SYSCALL(nr, call) [nr] = (call),
> | ^
> arch/arc/include/uapi/asm/unistd.h:44:1: note: in expansion of macro '__SYSCALL'
> 44 | __SYSCALL(__NR_cacheflush, sys_cacheflush)
> | ^~~~~~~~~
> arch/arc/kernel/sys.c:13:36: warning: initialized field overwritten [-Woverride-init]
> 13 | #define __SYSCALL(nr, call) [nr] = (call),
> | ^
> arch/arc/include/uapi/asm/unistd.h:45:1: note: in expansion of macro '__SYSCALL'
> 45 | __SYSCALL(__NR_arc_settls, sys_arc_settls)
> | ^~~~~~~~~
> arch/arc/kernel/sys.c:13:36: note: (near initialization for 'sys_call_table[245]')
> 13 | #define __SYSCALL(nr, call) [nr] = (call),
> | ^
> arch/arc/include/uapi/asm/unistd.h:45:1: note: in expansion of macro '__SYSCALL'
> 45 | __SYSCALL(__NR_arc_settls, sys_arc_settls)
> | ^~~~~~~~~
> arch/arc/kernel/sys.c:13:36: warning: initialized field overwritten [-Woverride-init]
> 13 | #define __SYSCALL(nr, call) [nr] = (call),
> | ^
> arch/arc/include/uapi/asm/unistd.h:46:1: note: in expansion of macro '__SYSCALL'
> 46 | __SYSCALL(__NR_arc_gettls, sys_arc_gettls)
> | ^~~~~~~~~
> arch/arc/kernel/sys.c:13:36: note: (near initialization for 'sys_call_table[246]')
> 13 | #define __SYSCALL(nr, call) [nr] = (call),
> | ^
> arch/arc/include/uapi/asm/unistd.h:46:1: note: in expansion of macro '__SYSCALL'
> 46 | __SYSCALL(__NR_arc_gettls, sys_arc_gettls)
> | ^~~~~~~~~
> arch/arc/kernel/sys.c:13:36: warning: initialized field overwritten [-Woverride-init]
> 13 | #define __SYSCALL(nr, call) [nr] = (call),
> | ^
> arch/arc/include/uapi/asm/unistd.h:47:1: note: in expansion of macro '__SYSCALL'
> 47 | __SYSCALL(__NR_arc_usr_cmpxchg, sys_arc_usr_cmpxchg)
> | ^~~~~~~~~
> arch/arc/kernel/sys.c:13:36: note: (near initialization for 'sys_call_table[248]')
> 13 | #define __SYSCALL(nr, call) [nr] = (call),
> | ^
> arch/arc/include/uapi/asm/unistd.h:47:1: note: in expansion of macro '__SYSCALL'
> 47 | __SYSCALL(__NR_arc_usr_cmpxchg, sys_arc_usr_cmpxchg)
> | ^~~~~~~~~
> arch/arc/kernel/sys.c:13:36: warning: initialized field overwritten [-Woverride-init]
> 13 | #define __SYSCALL(nr, call) [nr] = (call),
> | ^
> arch/arc/include/uapi/asm/unistd.h:48:1: note: in expansion of macro '__SYSCALL'
> 48 | __SYSCALL(__NR_sysfs, sys_sysfs)
> | ^~~~~~~~~
> arch/arc/kernel/sys.c:13:36: note: (near initialization for 'sys_call_table[247]')
> 13 | #define __SYSCALL(nr, call) [nr] = (call),
> | ^
> arch/arc/include/uapi/asm/unistd.h:48:1: note: in expansion of macro '__SYSCALL'
> 48 | __SYSCALL(__NR_sysfs, sys_sysfs)
> | ^~~~~~~~~
>
>
> vim +890 include/uapi/asm-generic/unistd.h
>
> 888
> 889 #define __NR_vgetrandom_alloc 451
> > 890 __SYSCALL(__NR_vgetrandom_alloc, sys_vgetrandom_alloc)
> 891
>
> --
> 0-DAY CI Kernel Test Service
> https://01.org/lkp