# git rev-parse -q --verify faaae2a581435f32781a105dda3501df388fddcb^{commit} faaae2a581435f32781a105dda3501df388fddcb already have revision, skipping fetch # git checkout -q -f -B kisskb faaae2a581435f32781a105dda3501df388fddcb # git clean -qxdf # git log -1 commit faaae2a581435f32781a105dda3501df388fddcb Author: Linus Torvalds Date: Tue Nov 29 15:20:14 2016 -0800 Re-enable CONFIG_MODVERSIONS in a slightly weaker form This enables CONFIG_MODVERSIONS again, but allows for missing symbol CRC information in order to work around the issue that newer binutils versions seem to occasionally drop the CRC on the floor. binutils 2.26 seems to work fine, while binutils 2.27 seems to break MODVERSIONS of symbols that have been defined in assembler files. [ We've had random missing CRC's before - it may be an old problem that just is now reliably triggered with the weak asm symbols and a new version of binutils ] Some day I really do want to remove MODVERSIONS entirely. Sadly, today does not appear to be that day: Debian people apparently do want the option to enable MODVERSIONS to make it easier to have external modules across kernel versions, and this seems to be a fairly minimal fix for the annoying problem. Cc: Ben Hutchings Acked-by: Michal Marek Signed-off-by: Linus Torvalds # < /opt/cross/kisskb/gcc-4.6.3-nolibc/s390x-linux/bin/s390x-linux-gcc --version # < git log --format=%s --max-count=1 faaae2a581435f32781a105dda3501df388fddcb # < make -j 48 ARCH=s390 O=/home/kisskb/slave/build/linus_s390-allnoconfig_s390x CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/s390x-linux/bin/s390x-linux- allnoconfig # make -j 48 ARCH=s390 O=/home/kisskb/slave/build/linus_s390-allnoconfig_s390x CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/s390x-linux/bin/s390x-linux- make[1]: Entering directory '/home/kisskb/slave/build/linus_s390-allnoconfig_s390x' GEN ./Makefile scripts/kconfig/conf --silentoldconfig Kconfig CHK include/config/kernel.release UPD include/config/kernel.release GEN ./Makefile WRAP arch/s390/include/generated/asm/clkdev.h WRAP arch/s390/include/generated/asm/export.h WRAP arch/s390/include/generated/asm/irq_work.h WRAP arch/s390/include/generated/asm/mcs_spinlock.h WRAP arch/s390/include/generated/asm/mm-arch-hooks.h WRAP arch/s390/include/generated/asm/preempt.h WRAP arch/s390/include/generated/asm/word-at-a-time.h WRAP arch/s390/include/generated/asm/trace_clock.h CHK include/generated/uapi/linux/version.h UPD include/generated/uapi/linux/version.h CHK include/generated/utsrelease.h UPD include/generated/utsrelease.h Using /home/kisskb/slave/src as source for kernel HOSTCC scripts/sortextable CC scripts/mod/empty.o HOSTCC scripts/mod/mk_elfconfig CC scripts/mod/devicetable-offsets.s GEN scripts/mod/devicetable-offsets.h MKELF scripts/mod/elfconfig.h HOSTCC scripts/mod/modpost.o HOSTCC scripts/mod/file2alias.o HOSTCC scripts/mod/sumversion.o HOSTLD scripts/mod/modpost HOSTCC arch/s390/tools/gen_facilities CHK include/generated/facilities.h UPD include/generated/facilities.h CHK include/generated/timeconst.h CC kernel/bounds.s UPD include/generated/timeconst.h CHK include/generated/bounds.h UPD include/generated/bounds.h CC arch/s390/kernel/asm-offsets.s CHK include/generated/asm-offsets.h UPD include/generated/asm-offsets.h CALL /home/kisskb/slave/src/scripts/checksyscalls.sh CC init/main.o CHK include/generated/compile.h CC init/do_mounts.o CC init/noinitramfs.o CC init/init_task.o UPD include/generated/compile.h CC init/version.o LD usr/built-in.o LD arch/s390/net/built-in.o CC arch/s390/mm/init.o CC arch/s390/mm/fault.o CC arch/s390/mm/extmem.o CC arch/s390/mm/mmap.o CC arch/s390/mm/maccess.o CC arch/s390/mm/vmem.o CC arch/s390/mm/page-states.o CC arch/s390/mm/gup.o CC arch/s390/mm/pageattr.o CC arch/s390/mm/pgalloc.o CC arch/s390/mm/pgtable.o CC arch/s390/mm/mem_detect.o CC arch/s390/kernel/traps.o CC arch/s390/kernel/process.o AS arch/s390/kernel/base.o CC arch/s390/kernel/time.o CC arch/s390/kernel/early.o CC arch/s390/kernel/idle.o CC arch/s390/kernel/vtime.o CC arch/s390/kernel/setup.o CC arch/s390/kernel/signal.o CC arch/s390/kernel/sys_s390.o CC arch/s390/kernel/ptrace.o CC arch/s390/kernel/processor.o CC arch/s390/kernel/debug.o CC arch/s390/kernel/ebcdic.o CC arch/s390/kernel/nmi.o CC arch/s390/kernel/cpcmd.o CC arch/s390/kernel/sclp.o CC arch/s390/kernel/irq.o CC arch/s390/kernel/dis.o CC arch/s390/kernel/ipl.o CC arch/s390/kernel/diag.o CC arch/s390/kernel/machine_kexec.o CC arch/s390/kernel/jump_label.o CC arch/s390/kernel/als.o CC arch/s390/kernel/sysinfo.o CC arch/s390/kernel/vdso.o CC arch/s390/kernel/os_info.o CC arch/s390/kernel/lgr.o LD certs/built-in.o AS arch/s390/kernel/pgm_check.o CC arch/s390/kernel/runtime_instr.o CC arch/s390/kernel/cache.o CC arch/s390/kernel/fpu.o CC arch/s390/kernel/dumpstack.o AS arch/s390/kernel/entry.o AS arch/s390/kernel/reipl.o AS arch/s390/kernel/relocate_kernel.o AS arch/s390/kernel/head.o AS arch/s390/kernel/head64.o LDS arch/s390/kernel/vmlinux.lds VDSO64A arch/s390/kernel/vdso64/clock_getres.o VDSO64A arch/s390/kernel/vdso64/clock_gettime.o VDSO64A arch/s390/kernel/vdso64/gettimeofday.o LDS arch/s390/kernel/vdso64/vdso64.lds VDSO64A arch/s390/kernel/vdso64/note.o VDSO64A arch/s390/kernel/vdso64/getcpu.o CC kernel/fork.o CC kernel/exec_domain.o CC kernel/softirq.o CC kernel/capability.o CC kernel/exit.o CC kernel/sysctl.o CC kernel/cpu.o CC kernel/resource.o CC kernel/panic.o CC kernel/signal.o CC kernel/workqueue.o CC kernel/user.o CC kernel/params.o CC kernel/ptrace.o CC kernel/extable.o CC kernel/kthread.o CC kernel/sys_ni.o CC kernel/sysctl_binary.o CC kernel/kmod.o CC kernel/pid.o CC kernel/sys.o CC kernel/notifier.o CC kernel/task_work.o CC kernel/nsproxy.o LD arch/s390/mm/built-in.o VDSO64L arch/s390/kernel/vdso64/vdso64.so.dbg CC kernel/cred.o CC kernel/ksysfs.o CC kernel/reboot.o CC kernel/async.o CC kernel/smpboot.o CC kernel/range.o CC kernel/ucount.o OBJCOPY arch/s390/kernel/vdso64/vdso64.so LD kernel/livepatch/built-in.o AS arch/s390/kernel/vdso64/vdso64_wrapper.o CC kernel/power/qos.o LD init/mounts.o LD ipc/built-in.o CC kernel/printk/printk.o CC kernel/locking/mutex.o LD init/built-in.o LD arch/s390/kernel/vdso64/built-in.o CC kernel/rcu/update.o CC kernel/locking/semaphore.o CC kernel/up.o CC kernel/kexec_core.o CC kernel/kexec.o CC kernel/irq/irqdesc.o CC kernel/locking/rwsem.o CC kernel/rcu/sync.o CC kernel/irq/handle.o CC mm/filemap.o CC kernel/rcu/tiny.o CC mm/mempool.o CC mm/oom_kill.o CC kernel/sched/core.o CC security/commoncap.o CC security/min_addr.o CC kernel/irq/manage.o CC kernel/time/time.o CC kernel/time/timer.o CC kernel/time/hrtimer.o CC fs/open.o CC fs/read_write.o CC kernel/sched/loadavg.o CC kernel/time/itimer.o CC kernel/time/posix-timers.o CC kernel/time/posix-cpu-timers.o LD arch/s390/kernel/built-in.o CC kernel/time/ntp.o CC kernel/time/timekeeping.o CC kernel/sched/clock.o LD crypto/built-in.o CC kernel/locking/percpu-rwsem.o CC kernel/locking/rwsem-xadd.o LD arch/s390/built-in.o CC kernel/sched/cputime.o CC kernel/irq/spurious.o CC kernel/sched/idle_task.o CC kernel/irq/resend.o LD kernel/power/built-in.o CC kernel/sched/fair.o CC mm/page_alloc.o LD kernel/rcu/built-in.o CC mm/maccess.o CC kernel/time/clocksource.o CC kernel/sched/rt.o CC kernel/sched/deadline.o CC kernel/irq/chip.o CC fs/file_table.o CC fs/super.o CC kernel/time/jiffies.o CC mm/page-writeback.o LD block/built-in.o /home/kisskb/slave/src/kernel/printk/printk.c: In function 'devkmsg_sysctl_set_loglvl': /home/kisskb/slave/src/kernel/printk/printk.c:183:16: warning: 'old' may be used uninitialized in this function [-Wuninitialized] CC kernel/time/timer_list.o CC kernel/irq/dummychip.o CC kernel/sched/stop_task.o CC kernel/irq/devres.o CC kernel/sched/wait.o CC kernel/sched/swait.o CC kernel/time/timeconv.o CC kernel/sched/completion.o CC mm/readahead.o CC kernel/time/timecounter.o LD kernel/locking/built-in.o CC mm/swap.o CC kernel/time/posix-clock.o CC mm/truncate.o LD kernel/printk/built-in.o CC kernel/sched/idle.o CC mm/vmscan.o CC kernel/time/alarmtimer.o CC kernel/time/clockevents.o CC kernel/time/tick-common.o CC fs/char_dev.o CC fs/stat.o CC mm/shmem.o LD security/built-in.o CC mm/util.o CC mm/mmzone.o CC fs/exec.o CC fs/namei.o CC fs/pipe.o CC fs/fcntl.o CC fs/ioctl.o CC mm/vmstat.o LD sound/built-in.o CC fs/readdir.o CC mm/backing-dev.o CC mm/mm_init.o CC fs/dcache.o CC fs/select.o CC fs/inode.o CC mm/mmu_context.o CC mm/percpu.o CC mm/slab_common.o CC fs/attr.o CC fs/bad_inode.o CC mm/vmacache.o CC mm/compaction.o CC fs/file.o CC fs/filesystems.o CC mm/interval_tree.o CC mm/list_lru.o CC fs/namespace.o LD firmware/built-in.o CC mm/workingset.o CC fs/seq_file.o CC mm/debug.o CC fs/xattr.o CC mm/gup.o CC fs/libfs.o CC mm/memory.o CC mm/mincore.o CC mm/highmem.o CC fs/fs-writeback.o CC mm/mlock.o CC mm/mprotect.o CC mm/mmap.o LD kernel/irq/built-in.o CC fs/pnode.o CC mm/mremap.o LD kernel/time/built-in.o CC fs/splice.o CC fs/sync.o CC mm/msync.o CC fs/utimes.o CC mm/rmap.o CC mm/pagewalk.o CC fs/stack.o CC fs/fs_struct.o CC mm/vmalloc.o CC fs/statfs.o LD drivers/amba/built-in.o LD drivers/s390/block/built-in.o CC fs/fs_pin.o CC mm/pgtable-generic.o CC mm/init-mm.o CC fs/nsfs.o CC mm/nobootmem.o LD net/built-in.o LD drivers/auxdisplay/built-in.o LD kernel/sched/built-in.o LD kernel/built-in.o CC mm/memblock.o CC mm/dmapool.o CC mm/sparse.o CC mm/sparse-vmemmap.o CC mm/slub.o CC drivers/s390/char/ctrlchar.o CC fs/no-block.o LD fs/devpts/built-in.o LD fs/exofs/built-in.o LD drivers/block/built-in.o CC drivers/s390/char/keyboard.o CC drivers/s390/char/defkeymap.o LD drivers/bus/built-in.o CC drivers/s390/char/sclp.o LD fs/quota/built-in.o LD drivers/cdrom/built-in.o CC drivers/s390/char/sclp_rw.o LD drivers/s390/crypto/built-in.o CC drivers/s390/char/sclp_quiesce.o CC fs/ramfs/inode.o CC fs/ramfs/file-mmu.o LD fs/notify/fanotify/built-in.o LD drivers/char/ipmi/built-in.o CC drivers/s390/char/sclp_cmd.o LD fs/notify/dnotify/built-in.o LD fs/notify/inotify/built-in.o LD drivers/s390/net/built-in.o CC drivers/char/mem.o CC drivers/char/random.o CC drivers/s390/char/sclp_config.o CC drivers/s390/char/sclp_cpi_sys.o CC drivers/s390/char/sclp_ocf.o LD fs/notify/built-in.o LD drivers/firewire/built-in.o CC drivers/base/component.o CC drivers/s390/char/sclp_ctl.o LD drivers/clocksource/built-in.o LD drivers/s390/scsi/built-in.o CC drivers/s390/char/sclp_early.o LD drivers/clk/bcm/built-in.o LD drivers/hwtracing/intel_th/built-in.o LD drivers/idle/built-in.o LD drivers/s390/virtio/built-in.o LD drivers/irqchip/built-in.o CC drivers/char/misc.o LD drivers/clk/mvebu/built-in.o LD drivers/clk/ti/built-in.o LD drivers/lguest/built-in.o LD drivers/firmware/broadcom/built-in.o LD drivers/mfd/built-in.o LD drivers/macintosh/built-in.o CC drivers/s390/cio/airq.o CC drivers/s390/cio/blacklist.o CC drivers/s390/cio/chsc.o LD drivers/firmware/meson/built-in.o AS arch/s390/lib/mem.o LD drivers/i2c/algos/built-in.o CC drivers/base/dd.o CC drivers/base/bus.o LD drivers/clk/built-in.o CC drivers/base/core.o CC arch/s390/lib/xor.o CC arch/s390/lib/find.o CC arch/s390/lib/delay.o LD drivers/firmware/built-in.o LD drivers/gpu/vga/built-in.o LD drivers/mmc/built-in.o LD drivers/nfc/built-in.o LD drivers/i2c/busses/built-in.o LD drivers/net/built-in.o LD drivers/i2c/muxes/built-in.o LD drivers/gpu/drm/bridge/built-in.o LD drivers/gpu/drm/hisilicon/built-in.o LD drivers/pwm/built-in.o CC arch/s390/lib/string.o LD drivers/gpu/drm/i2c/built-in.o LD drivers/char/agp/built-in.o LD drivers/platform/built-in.o LD drivers/power/built-in.o LD drivers/i2c/built-in.o CC lib/lockref.o LD drivers/misc/cb710/built-in.o CC arch/s390/lib/uaccess.o CC lib/bcd.o LD drivers/misc/eeprom/built-in.o CC drivers/base/syscore.o CC drivers/base/driver.o CC drivers/s390/cio/cio.o LD drivers/gpu/drm/panel/built-in.o LD drivers/video/backlight/built-in.o CC drivers/base/class.o CC lib/div64.o LD drivers/gpu/drm/tilcdc/built-in.o LD fs/ramfs/ramfs.o LD fs/ramfs/built-in.o CC drivers/base/platform.o LD drivers/soc/bcm/built-in.o CC lib/sort.o LD drivers/nvme/host/built-in.o LD drivers/gpu/drm/omapdrm/displays/built-in.o LD drivers/misc/lis3lv02d/built-in.o LD drivers/nvme/target/built-in.o LD drivers/soc/fsl/built-in.o LD drivers/gpu/drm/omapdrm/dss/built-in.o CC drivers/base/cpu.o LD virt/lib/built-in.o LD drivers/misc/ti-st/built-in.o CC lib/parser.o CC lib/halfmd4.o LD drivers/video/fbdev/core/built-in.o LD drivers/misc/mic/bus/built-in.o CC drivers/base/firmware.o CC drivers/s390/cio/chp.o LD virt/built-in.o CC drivers/s390/cio/css.o CC lib/debug_locks.o LD drivers/misc/mic/built-in.o CC drivers/base/init.o LD drivers/gpu/drm/omapdrm/built-in.o LD drivers/soc/built-in.o CC drivers/base/map.o LD drivers/nvme/built-in.o CC lib/random32.o CC drivers/s390/cio/isc.o CC drivers/base/devres.o CC drivers/s390/cio/idset.o CC drivers/s390/cio/itcw.o CC drivers/s390/cio/fcx.o CC lib/bust_spinlocks.o CC lib/kasprintf.o CC drivers/base/attribute_container.o CC drivers/tty/n_tty.o CC drivers/tty/tty_io.o CC lib/bitmap.o CC drivers/base/topology.o CC drivers/base/transport_class.o CC lib/scatterlist.o LD drivers/video/fbdev/omap2/omapfb/displays/built-in.o CC lib/gcd.o CC drivers/base/container.o LD drivers/misc/built-in.o LD drivers/gpu/drm/built-in.o LD drivers/media/firewire/built-in.o LD drivers/media/common/b2c2/built-in.o AR arch/s390/lib/lib.a CC lib/lcm.o CC drivers/base/property.o LD drivers/video/fbdev/omap2/omapfb/dss/built-in.o CC lib/list_sort.o CC lib/uuid.o CC lib/flex_array.o LD drivers/media/common/saa7146/built-in.o EXPORTS arch/s390/lib/lib-ksyms.o CC drivers/base/cacheinfo.o CC lib/iov_iter.o LD drivers/gpu/built-in.o CC lib/clz_ctz.o LD drivers/media/i2c/soc_camera/built-in.o LD drivers/media/mmc/siano/built-in.o LD drivers/video/fbdev/omap2/omapfb/built-in.o CC lib/bsearch.o LD drivers/s390/char/built-in.o LD drivers/base/power/built-in.o CC drivers/s390/cio/ccwreq.o LD drivers/media/common/siano/built-in.o CC drivers/s390/cio/crw.o LD drivers/media/mmc/built-in.o LD arch/s390/lib/built-in.o CC drivers/base/dma-mapping.o LD drivers/media/i2c/built-in.o CC drivers/s390/cio/trace.o LD drivers/video/fbdev/omap2/built-in.o CC drivers/s390/cio/ioasm.o CC drivers/tty/tty_ioctl.o CC drivers/s390/cio/device.o CC lib/llist.o CC drivers/s390/cio/device_ops.o CC lib/find_bit.o CC drivers/s390/cio/device_fsm.o CC lib/memweight.o CC drivers/s390/cio/device_id.o CC lib/kfifo.o LD drivers/media/common/v4l2-tpg/built-in.o LD drivers/video/fbdev/built-in.o CC lib/percpu_ida.o CC lib/percpu-refcount.o CC lib/rhashtable.o CC drivers/s390/cio/device_pgid.o LD drivers/media/common/built-in.o LD drivers/media/rc/keymaps/built-in.o LD drivers/media/platform/omap/built-in.o LD drivers/media/spi/built-in.o CC lib/reciprocal_div.o CC drivers/s390/cio/device_status.o CC drivers/s390/cio/cmf.o CC lib/once.o LD drivers/video/built-in.o CC lib/string_helpers.o CC lib/hexdump.o CC lib/kstrtox.o LD drivers/media/rc/built-in.o LD drivers/media/platform/built-in.o LD drivers/media/tuners/built-in.o CC drivers/tty/tty_ldisc.o LD drivers/media/pci/ddbridge/built-in.o LD drivers/media/pci/b2c2/built-in.o LD drivers/media/pci/dm1105/built-in.o CC drivers/tty/tty_buffer.o LD fs/built-in.o CC lib/hweight.o CC lib/syscall.o CC drivers/tty/tty_port.o CC lib/chacha20.o CC drivers/tty/tty_mutex.o LD drivers/media/pci/mantis/built-in.o CC lib/argv_split.o CC lib/cmdline.o CC lib/decompress.o CC lib/dec_and_lock.o CC lib/ctype.o LD drivers/char/built-in.o LD drivers/media/pci/netup_unidvb/built-in.o CC lib/dma-noop.o LD drivers/media/pci/ngene/built-in.o LD drivers/media/pci/pluto2/built-in.o LD drivers/media/pci/pt1/built-in.o LD mm/built-in.o CC lib/dump_stack.o CC lib/earlycpio.o CC lib/extable.o LD drivers/media/pci/pt3/built-in.o CC lib/flex_proportions.o CC lib/idr.o CC lib/int_sqrt.o CC lib/ioremap.o CC drivers/tty/tty_ldsem.o CC lib/irq_regs.o CC lib/klist.o CC lib/kobject.o LD drivers/media/pci/saa7146/built-in.o CC lib/is_single_threaded.o LD drivers/tty/ipwireless/built-in.o LD drivers/media/pci/ttpci/built-in.o CC lib/kobject_uevent.o LD drivers/media/pci/smipcie/built-in.o CC lib/md5.o CC lib/nmi_backtrace.o CC lib/nodemask.o LD drivers/tty/serial/built-in.o LD drivers/tty/vt/built-in.o LD drivers/media/pci/built-in.o CC lib/radix-tree.o CC lib/plist.o CC lib/ratelimit.o CC lib/rbtree.o CC lib/seq_buf.o CC lib/sha1.o CC lib/string.o CC lib/show_mem.o LD drivers/media/usb/b2c2/built-in.o LD drivers/media/usb/dvb-usb/built-in.o CC lib/vsprintf.o CC lib/timerqueue.o CC lib/win_minmax.o LD drivers/media/usb/dvb-usb-v2/built-in.o LD drivers/media/usb/siano/built-in.o LD drivers/media/usb/ttusb-budget/built-in.o LD drivers/media/usb/stkwebcam/built-in.o LD drivers/media/usb/ttusb-dec/built-in.o LD drivers/media/usb/s2255/built-in.o LD drivers/media/usb/zr364xx/built-in.o LD drivers/media/usb/built-in.o LD drivers/media/built-in.o LD drivers/base/built-in.o LD drivers/tty/built-in.o LD drivers/built-in.o LD drivers/s390/cio/ccw_device.o LD drivers/s390/cio/built-in.o LD drivers/s390/built-in.o AR lib/lib.a EXPORTS lib/lib-ksyms.o LD lib/built-in.o LD vmlinux.o MODPOST vmlinux.o GEN .version CHK include/generated/compile.h UPD include/generated/compile.h CC init/version.o LD init/built-in.o LD vmlinux SORTEX vmlinux SYSMAP System.map OBJCOPY arch/s390/boot/image LDS arch/s390/boot/compressed/vmlinux.lds GEN arch/s390/boot/compressed/sizes.h OBJCOPY arch/s390/boot/compressed/vmlinux.bin GZIP arch/s390/boot/compressed/vmlinux.bin.gz AS arch/s390/boot/compressed/head.o CC arch/s390/boot/compressed/misc.o LD arch/s390/boot/compressed/piggy.o LD arch/s390/boot/compressed/vmlinux OBJCOPY arch/s390/boot/bzImage make[1]: Leaving directory '/home/kisskb/slave/build/linus_s390-allnoconfig_s390x' Completed OK # rm -rf /home/kisskb/slave/build/linus_s390-allnoconfig_s390x # Build took: 0:00:11.822034