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Message-Id: <20170728003849.GU3730@linux.vnet.ibm.com>
Date: Thu, 27 Jul 2017 17:38:49 -0700
From: "Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>
To: kbuild test robot <fengguang.wu@...el.com>
Cc: Mathieu Desnoyers <mathieu.desnoyers@...icios.com>,
kbuild-all@...org, linux-kernel@...r.kernel.org
Subject: Re: [rcu:rcu/next 4/4] frv-linux-ld: Warning: size of symbol
`sys_membarrier' changed from 8 in kernel/sys_ni.o to 44 in
kernel/sched/membarrier.o
On Fri, Jul 28, 2017 at 08:16:28AM +0800, kbuild test robot wrote:
> tree: https://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git rcu/next
> head: 9204315977f284d8f1f7059e18b27a5ce0f86b5a
> commit: 9204315977f284d8f1f7059e18b27a5ce0f86b5a [4/4] membarrier: Expedited private command
> config: frv-defconfig (attached as .config)
> compiler: frv-linux-gcc (GCC) 6.2.0
> reproduce:
> wget https://raw.githubusercontent.com/01org/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
> chmod +x ~/bin/make.cross
> git checkout 9204315977f284d8f1f7059e18b27a5ce0f86b5a
> # save the attached .config to linux build tree
> make.cross ARCH=frv
>
> All warnings (new ones prefixed by >>):
This is a new one on me. What do we do to fix it?
Thanx, Paul
> frv-linux-ld: Warning: size of symbol `sys_setuid' changed from 272 in kernel/sys.o to 8 in kernel/sys_ni.o
> frv-linux-ld: Warning: size of symbol `sys_setregid' changed from 308 in kernel/sys.o to 8 in kernel/sys_ni.o
> frv-linux-ld: Warning: size of symbol `sys_setgid' changed from 212 in kernel/sys.o to 8 in kernel/sys_ni.o
> frv-linux-ld: Warning: size of symbol `sys_setreuid' changed from 456 in kernel/sys.o to 8 in kernel/sys_ni.o
> frv-linux-ld: Warning: size of symbol `sys_setresuid' changed from 424 in kernel/sys.o to 8 in kernel/sys_ni.o
> frv-linux-ld: Warning: size of symbol `sys_getresuid' changed from 220 in kernel/sys.o to 8 in kernel/sys_ni.o
> frv-linux-ld: Warning: size of symbol `sys_setresgid' changed from 352 in kernel/sys.o to 8 in kernel/sys_ni.o
> frv-linux-ld: Warning: size of symbol `sys_getresgid' changed from 216 in kernel/sys.o to 8 in kernel/sys_ni.o
> frv-linux-ld: Warning: size of symbol `sys_setfsuid' changed from 248 in kernel/sys.o to 8 in kernel/sys_ni.o
> frv-linux-ld: Warning: size of symbol `sys_setfsgid' changed from 224 in kernel/sys.o to 8 in kernel/sys_ni.o
> frv-linux-ld: Warning: size of symbol `sys_capget' changed from 448 in kernel/capability.o to 8 in kernel/sys_ni.o
> frv-linux-ld: Warning: size of symbol `sys_capset' changed from 492 in kernel/capability.o to 8 in kernel/sys_ni.o
> frv-linux-ld: Warning: size of symbol `sys_getgroups' changed from 8 in kernel/sys_ni.o to 176 in kernel/groups.o
> frv-linux-ld: Warning: size of symbol `sys_setgroups' changed from 8 in kernel/sys_ni.o to 392 in kernel/groups.o
> frv-linux-ld: Warning: size of symbol `sched_clock' changed from 56 in arch/frv/kernel/time.o to 40 in kernel/sched/clock.o
> frv-linux-ld: Warning: size of symbol `arch_cpu_idle' changed from 64 in arch/frv/kernel/process.o to 20 in kernel/sched/idle.o
> >> frv-linux-ld: Warning: size of symbol `sys_membarrier' changed from 8 in kernel/sys_ni.o to 44 in kernel/sched/membarrier.o
> frv-linux-ld: Warning: size of symbol `sys_syslog' changed from 8 in kernel/sys_ni.o to 16 in kernel/printk/printk.o
> frv-linux-ld: Warning: size of symbol `early_irq_init' changed from 8 in kernel/softirq.o to 240 in kernel/irq/irqdesc.o
> frv-linux-ld: Warning: size of symbol `arch_show_interrupts' changed from 84 in arch/frv/kernel/irq.o to 8 in kernel/irq/proc.o
> frv-linux-ld: Warning: size of symbol `read_persistent_clock' changed from 160 in arch/frv/kernel/time.o to 12 in kernel/time/timekeeping.o
> frv-linux-ld: Warning: size of symbol `sys_set_robust_list' changed from 8 in kernel/sys_ni.o to 48 in kernel/futex.o
> frv-linux-ld: Warning: size of symbol `sys_get_robust_list' changed from 8 in kernel/sys_ni.o to 276 in kernel/futex.o
> frv-linux-ld: Warning: size of symbol `sys_futex' changed from 8 in kernel/sys_ni.o to 400 in kernel/futex.o
> frv-linux-ld: Warning: size of symbol `sys_chown16' changed from 8 in kernel/sys_ni.o to 84 in kernel/uid16.o
> frv-linux-ld: Warning: size of symbol `sys_lchown16' changed from 8 in kernel/sys_ni.o to 84 in kernel/uid16.o
> frv-linux-ld: Warning: size of symbol `sys_fchown16' changed from 8 in kernel/sys_ni.o to 84 in kernel/uid16.o
> frv-linux-ld: Warning: size of symbol `sys_setregid16' changed from 8 in kernel/sys_ni.o to 84 in kernel/uid16.o
> frv-linux-ld: Warning: size of symbol `sys_setgid16' changed from 8 in kernel/sys_ni.o to 48 in kernel/uid16.o
> frv-linux-ld: Warning: size of symbol `sys_setreuid16' changed from 8 in kernel/sys_ni.o to 84 in kernel/uid16.o
> frv-linux-ld: Warning: size of symbol `sys_setuid16' changed from 8 in kernel/sys_ni.o to 48 in kernel/uid16.o
> frv-linux-ld: Warning: size of symbol `sys_setresuid16' changed from 8 in kernel/sys_ni.o to 120 in kernel/uid16.o
> frv-linux-ld: Warning: size of symbol `sys_getresuid16' changed from 8 in kernel/sys_ni.o to 312 in kernel/uid16.o
> frv-linux-ld: Warning: size of symbol `sys_setresgid16' changed from 8 in kernel/sys_ni.o to 120 in kernel/uid16.o
> frv-linux-ld: Warning: size of symbol `sys_getresgid16' changed from 8 in kernel/sys_ni.o to 312 in kernel/uid16.o
> frv-linux-ld: Warning: size of symbol `sys_setfsuid16' changed from 8 in kernel/sys_ni.o to 48 in kernel/uid16.o
> frv-linux-ld: Warning: size of symbol `sys_setfsgid16' changed from 8 in kernel/sys_ni.o to 48 in kernel/uid16.o
> frv-linux-ld: Warning: size of symbol `sys_getgroups16' changed from 8 in kernel/sys_ni.o to 240 in kernel/uid16.o
> frv-linux-ld: Warning: size of symbol `sys_setgroups16' changed from 8 in kernel/sys_ni.o to 348 in kernel/uid16.o
> frv-linux-ld: Warning: size of symbol `sys_getuid16' changed from 8 in kernel/sys_ni.o to 48 in kernel/uid16.o
> frv-linux-ld: Warning: size of symbol `sys_geteuid16' changed from 8 in kernel/sys_ni.o to 48 in kernel/uid16.o
> frv-linux-ld: Warning: size of symbol `sys_getgid16' changed from 8 in kernel/sys_ni.o to 48 in kernel/uid16.o
> frv-linux-ld: Warning: size of symbol `sys_getegid16' changed from 8 in kernel/sys_ni.o to 48 in kernel/uid16.o
> frv-linux-ld: Warning: size of symbol `sys_memfd_create' changed from 8 in kernel/sys_ni.o to 548 in mm/shmem.o
> frv-linux-ld: Warning: size of symbol `sys_mincore' changed from 8 in kernel/sys_ni.o to 608 in mm/mincore.o
> frv-linux-ld: Warning: size of symbol `sys_mlock' changed from 8 in kernel/sys_ni.o to 16 in mm/mlock.o
> frv-linux-ld: Warning: size of symbol `sys_mlock2' changed from 8 in kernel/sys_ni.o to 52 in mm/mlock.o
> frv-linux-ld: Warning: size of symbol `sys_munlock' changed from 8 in kernel/sys_ni.o to 128 in mm/mlock.o
> frv-linux-ld: Warning: size of symbol `sys_mlockall' changed from 8 in kernel/sys_ni.o to 356 in mm/mlock.o
> frv-linux-ld: Warning: size of symbol `sys_munlockall' changed from 8 in kernel/sys_ni.o to 84 in mm/mlock.o
> frv-linux-ld: Warning: size of symbol `sys_remap_file_pages' changed from 8 in kernel/sys_ni.o to 712 in mm/mmap.o
> frv-linux-ld: Warning: size of symbol `sys_mprotect' changed from 8 in kernel/sys_ni.o to 628 in mm/mprotect.o
> frv-linux-ld: Warning: size of symbol `sys_mremap' changed from 8 in kernel/sys_ni.o to 1136 in mm/mremap.o
> frv-linux-ld: Warning: size of symbol `sys_msync' changed from 8 in kernel/sys_ni.o to 560 in mm/msync.o
> frv-linux-ld: Warning: size of symbol `sys_process_vm_readv' changed from 8 in kernel/sys_ni.o to 32 in mm/process_vm_access.o
> frv-linux-ld: Warning: size of symbol `sys_process_vm_writev' changed from 8 in kernel/sys_ni.o to 36 in mm/process_vm_access.o
> frv-linux-ld: Warning: size of symbol `sys_fadvise64_64' changed from 8 in kernel/sys_ni.o to 776 in mm/fadvise.o
> frv-linux-ld: Warning: size of symbol `sys_fadvise64' changed from 8 in kernel/sys_ni.o to 28 in mm/fadvise.o
> frv-linux-ld: Warning: size of symbol `sys_madvise' changed from 8 in kernel/sys_ni.o to 2100 in mm/madvise.o
> frv-linux-ld: Warning: size of symbol `sys_swapoff' changed from 8 in kernel/sys_ni.o to 1292 in mm/swapfile.o
> frv-linux-ld: Warning: size of symbol `sys_swapon' changed from 8 in kernel/sys_ni.o to 3916 in mm/swapfile.o
> frv-linux-ld: Warning: size of symbol `sys_copy_file_range' changed from 8 in kernel/sys_ni.o to 700 in fs/read_write.o
> frv-linux-ld: Warning: size of symbol `sys_execveat' changed from 8 in kernel/sys_ni.o to 128 in fs/exec.o
> frv-linux-ld: Warning: size of symbol `sys_sysfs' changed from 8 in kernel/sys_ni.o to 436 in fs/filesystems.o
> frv-linux-ld: Warning: size of symbol `sys_bdflush' changed from 8 in kernel/sys_ni.o to 132 in fs/buffer.o
> frv-linux-ld: Warning: size of symbol `sys_inotify_init1' changed from 8 in kernel/sys_ni.o to 340 in fs/notify/inotify/inotify_user.o
> frv-linux-ld: Warning: size of symbol `sys_inotify_init' changed from 8 in kernel/sys_ni.o to 16 in fs/notify/inotify/inotify_user.o
> frv-linux-ld: Warning: size of symbol `sys_inotify_add_watch' changed from 8 in kernel/sys_ni.o to 832 in fs/notify/inotify/inotify_user.o
> frv-linux-ld: Warning: size of symbol `sys_inotify_rm_watch' changed from 8 in kernel/sys_ni.o to 204 in fs/notify/inotify/inotify_user.o
> frv-linux-ld: Warning: size of symbol `sys_epoll_create1' changed from 8 in kernel/sys_ni.o to 380 in fs/eventpoll.o
> frv-linux-ld: Warning: size of symbol `sys_epoll_create' changed from 8 in kernel/sys_ni.o to 32 in fs/eventpoll.o
> frv-linux-ld: Warning: size of symbol `sys_epoll_ctl' changed from 8 in kernel/sys_ni.o to 2848 in fs/eventpoll.o
> frv-linux-ld: Warning: size of symbol `sys_epoll_wait' changed from 8 in kernel/sys_ni.o to 1152 in fs/eventpoll.o
> frv-linux-ld: Warning: size of symbol `sys_epoll_pwait' changed from 8 in kernel/sys_ni.o to 344 in fs/eventpoll.o
> frv-linux-ld: Warning: size of symbol `sys_signalfd4' changed from 8 in kernel/sys_ni.o to 468 in fs/signalfd.o
> frv-linux-ld: Warning: size of symbol `sys_signalfd' changed from 8 in kernel/sys_ni.o to 16 in fs/signalfd.o
> frv-linux-ld: Warning: size of symbol `sys_timerfd_create' changed from 8 in kernel/sys_ni.o to 428 in fs/timerfd.o
> frv-linux-ld: Warning: size of symbol `sys_timerfd_settime' changed from 8 in kernel/sys_ni.o to 1248 in fs/timerfd.o
> frv-linux-ld: Warning: size of symbol `sys_timerfd_gettime' changed from 8 in kernel/sys_ni.o to 468 in fs/timerfd.o
> frv-linux-ld: Warning: size of symbol `sys_eventfd2' changed from 8 in kernel/sys_ni.o to 208 in fs/eventfd.o
> frv-linux-ld: Warning: size of symbol `sys_eventfd' changed from 8 in kernel/sys_ni.o to 16 in fs/eventfd.o
> frv-linux-ld: Warning: size of symbol `sys_io_setup' changed from 8 in kernel/sys_ni.o to 1984 in fs/aio.o
> frv-linux-ld: Warning: size of symbol `sys_io_destroy' changed from 8 in kernel/sys_ni.o to 232 in fs/aio.o
> frv-linux-ld: Warning: size of symbol `sys_io_submit' changed from 8 in kernel/sys_ni.o to 1632 in fs/aio.o
> frv-linux-ld: Warning: size of symbol `sys_io_cancel' changed from 8 in kernel/sys_ni.o to 348 in fs/aio.o
> frv-linux-ld: Warning: size of symbol `sys_io_getevents' changed from 8 in kernel/sys_ni.o to 732 in fs/aio.o
> frv-linux-ld: Warning: size of symbol `sys_flock' changed from 8 in kernel/sys_ni.o to 448 in fs/locks.o
> frv-linux-ld: Warning: size of symbol `sys_name_to_handle_at' changed from 8 in kernel/sys_ni.o to 640 in fs/fhandle.o
> frv-linux-ld: Warning: size of symbol `sys_open_by_handle_at' changed from 8 in kernel/sys_ni.o to 12 in fs/fhandle.o
> frv-linux-ld: Warning: size of symbol `sys_msgget' changed from 8 in kernel/sys_ni.o to 60 in ipc/msg.o
> frv-linux-ld: Warning: size of symbol `sys_msgctl' changed from 8 in kernel/sys_ni.o to 196 in ipc/msg.o
> frv-linux-ld: Warning: size of symbol `sys_msgsnd' changed from 8 in kernel/sys_ni.o to 88 in ipc/msg.o
> frv-linux-ld: Warning: size of symbol `sys_msgrcv' changed from 8 in kernel/sys_ni.o to 20 in ipc/msg.o
> frv-linux-ld: Warning: size of symbol `sys_semget' changed from 8 in kernel/sys_ni.o to 112 in ipc/sem.o
> frv-linux-ld: Warning: size of symbol `sys_semctl' changed from 8 in kernel/sys_ni.o to 700 in ipc/sem.o
> frv-linux-ld: Warning: size of symbol `sys_semtimedop' changed from 8 in kernel/sys_ni.o to 2908 in ipc/sem.o
> frv-linux-ld: Warning: size of symbol `sys_semop' changed from 8 in kernel/sys_ni.o to 16 in ipc/sem.o
> frv-linux-ld: Warning: size of symbol `sys_shmget' changed from 8 in kernel/sys_ni.o to 64 in ipc/shm.o
> frv-linux-ld: Warning: size of symbol `sys_shmctl' changed from 8 in kernel/sys_ni.o to 588 in ipc/shm.o
> frv-linux-ld: Warning: size of symbol `sys_shmat' changed from 8 in kernel/sys_ni.o to 52 in ipc/shm.o
> frv-linux-ld: Warning: size of symbol `sys_shmdt' changed from 8 in kernel/sys_ni.o to 472 in ipc/shm.o
> frv-linux-ld: Warning: size of symbol `sys_ipc' changed from 8 in kernel/sys_ni.o to 560 in ipc/syscall.o
> frv-linux-ld: Warning: size of symbol `sys_mq_open' changed from 8 in kernel/sys_ni.o to 748 in ipc/mqueue.o
> frv-linux-ld: Warning: size of symbol `sys_mq_unlink' changed from 8 in kernel/sys_ni.o to 308 in ipc/mqueue.o
> frv-linux-ld: Warning: size of symbol `sys_mq_timedsend' changed from 8 in kernel/sys_ni.o to 760 in ipc/mqueue.o
> frv-linux-ld: Warning: size of symbol `sys_mq_timedreceive' changed from 8 in kernel/sys_ni.o to 1128 in ipc/mqueue.o
> frv-linux-ld: Warning: size of symbol `sys_mq_notify' changed from 8 in kernel/sys_ni.o to 1036 in ipc/mqueue.o
> frv-linux-ld: Warning: size of symbol `sys_mq_getsetattr' changed from 8 in kernel/sys_ni.o to 588 in ipc/mqueue.o
> frv-linux-ld: Warning: size of symbol `sys_ioprio_set' changed from 8 in kernel/sys_ni.o to 732 in block/ioprio.o
> frv-linux-ld: Warning: size of symbol `sys_ioprio_get' changed from 8 in kernel/sys_ni.o to 852 in block/ioprio.o
> frv-linux-ld: Warning: size of symbol `pcibios_enable_device' changed from 100 in arch/frv/mb93090-mb00/pci-vdk.o to 12 in drivers/pci/pci.o
> frv-linux-ld: Warning: size of symbol `pcibios_setup' changed from 76 in arch/frv/mb93090-mb00/pci-vdk.o to 4 in drivers/pci/pci.o
> frv-linux-ld: Warning: size of symbol `sys_socket' changed from 8 in kernel/sys_ni.o to 248 in net/socket.o
> frv-linux-ld: Warning: size of symbol `sys_socketpair' changed from 8 in kernel/sys_ni.o to 644 in net/socket.o
> frv-linux-ld: Warning: size of symbol `sys_bind' changed from 8 in kernel/sys_ni.o to 176 in net/socket.o
> frv-linux-ld: Warning: size of symbol `sys_listen' changed from 8 in kernel/sys_ni.o to 144 in net/socket.o
> frv-linux-ld: Warning: size of symbol `sys_accept4' changed from 8 in kernel/sys_ni.o to 456 in net/socket.o
>
> ---
> 0-DAY kernel test infrastructure Open Source Technology Center
> https://lists.01.org/pipermail/kbuild-all Intel Corporation
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