# git rev-parse -q --verify d9157a1f6936f2030f7fee9b67b4d2148597ce09^{commit} d9157a1f6936f2030f7fee9b67b4d2148597ce09 already have revision, skipping fetch # git checkout -q -f -B kisskb d9157a1f6936f2030f7fee9b67b4d2148597ce09 # git clean -qxdf # git log -1 commit d9157a1f6936f2030f7fee9b67b4d2148597ce09 Author: Benjamin Herrenschmidt Date: Thu Jun 30 13:46:39 2016 +1000 powerpc: Fix build with CONFIG_MEMORY_HOTPLUG on some configs For memory hotplug to work, the MMU code needs to provide the functions create_section_mapping() and remove_section_mapping() to respectively map and unmap portions of the linear mapping. At the moment only hash64 provides these, so we provide weak stubs that just error out. This fixes the build with configurations such as 64-bit BookE with CONFIG_MEMORY_HOTPLUG enabled. Signed-off-by: Benjamin Herrenschmidt # < /opt/cross/kisskb/gcc-5.3.0-nolibc/powerpc-linux/bin/powerpc-linux-gcc --version # < git log --format=%s --max-count=1 d9157a1f6936f2030f7fee9b67b4d2148597ce09 # < make -j 10 ARCH=powerpc O=/home/kisskb/slave/build/benh_powerpc-allnoconfig_powerpc-5.3 CROSS_COMPILE=/opt/cross/kisskb/gcc-5.3.0-nolibc/powerpc-linux/bin/powerpc-linux- allnoconfig # make -j 10 ARCH=powerpc O=/home/kisskb/slave/build/benh_powerpc-allnoconfig_powerpc-5.3 CROSS_COMPILE=/opt/cross/kisskb/gcc-5.3.0-nolibc/powerpc-linux/bin/powerpc-linux- make[1]: Entering directory '/home/kisskb/slave/build/benh_powerpc-allnoconfig_powerpc-5.3' GEN ./Makefile scripts/kconfig/conf --silentoldconfig Kconfig CHK include/config/kernel.release GEN ./Makefile WRAP arch/powerpc/include/generated/asm/clkdev.h WRAP arch/powerpc/include/generated/asm/div64.h WRAP arch/powerpc/include/generated/asm/irq_regs.h WRAP arch/powerpc/include/generated/asm/irq_work.h WRAP arch/powerpc/include/generated/asm/local64.h UPD include/config/kernel.release WRAP arch/powerpc/include/generated/asm/mcs_spinlock.h WRAP arch/powerpc/include/generated/asm/preempt.h WRAP arch/powerpc/include/generated/asm/rwsem.h WRAP arch/powerpc/include/generated/asm/vtime.h CHK include/generated/uapi/linux/version.h UPD include/generated/uapi/linux/version.h Using /home/kisskb/slave/src as source for kernel CHK include/generated/utsrelease.h UPD include/generated/utsrelease.h HOSTCC scripts/dtc/dtc.o HOSTCC scripts/dtc/flattree.o CC scripts/mod/empty.o HOSTCC scripts/dtc/fstree.o HOSTCC scripts/mod/mk_elfconfig HOSTCC scripts/dtc/data.o HOSTCC scripts/dtc/livetree.o HOSTCC scripts/dtc/treesource.o CC scripts/mod/devicetable-offsets.s HOSTCC scripts/dtc/srcpos.o HOSTCC scripts/dtc/checks.o HOSTCC scripts/dtc/util.o GEN scripts/mod/devicetable-offsets.h MKELF scripts/mod/elfconfig.h HOSTCC scripts/mod/modpost.o SHIPPED scripts/dtc/dtc-lexer.lex.c SHIPPED scripts/dtc/dtc-parser.tab.h SHIPPED scripts/dtc/dtc-parser.tab.c HOSTCC scripts/mod/file2alias.o HOSTCC scripts/dtc/dtc-lexer.lex.o HOSTCC scripts/dtc/dtc-parser.tab.o HOSTCC scripts/mod/sumversion.o HOSTLD scripts/dtc/dtc HOSTLD scripts/mod/modpost 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/powerpc/kernel/asm-offsets.s CHK include/generated/asm-offsets.h UPD include/generated/asm-offsets.h CALL /home/kisskb/slave/src/scripts/checksyscalls.sh LD usr/built-in.o CHK include/generated/compile.h CC init/main.o CC init/do_mounts.o CC init/noinitramfs.o CC init/init_task.o UPD include/generated/compile.h LD arch/powerpc/sysdev/built-in.o CC arch/powerpc/mm/fault.o CC init/version.o AS arch/powerpc/lib/string.o LD arch/powerpc/platforms/built-in.o CC arch/powerpc/mm/mem.o LD arch/powerpc/math-emu/built-in.o CC arch/powerpc/kernel/cputable.o CC arch/powerpc/lib/alloc.o CC arch/powerpc/kernel/ptrace.o LD arch/powerpc/crypto/built-in.o LD arch/powerpc/net/built-in.o AS arch/powerpc/lib/crtsavres.o CC arch/powerpc/kernel/syscalls.o CC arch/powerpc/lib/ppc_ksyms.o CC kernel/fork.o CC arch/powerpc/kernel/irq.o CC arch/powerpc/kernel/align.o CC arch/powerpc/kernel/signal_32.o CC arch/powerpc/lib/code-patching.o CC arch/powerpc/mm/pgtable.o CC arch/powerpc/lib/feature-fixups.o AS arch/powerpc/lib/div64.o CC arch/powerpc/kernel/pmc.o AS arch/powerpc/lib/copy_32.o AS arch/powerpc/lib/checksum_32.o LD init/mounts.o LD init/built-in.o CC arch/powerpc/lib/checksum_wrappers.o LD certs/built-in.o CC arch/powerpc/kernel/vdso.o CC arch/powerpc/mm/mmap.o CC arch/powerpc/kernel/process.o CPP arch/powerpc/kernel/systbl_chk.i CC arch/powerpc/kernel/idle.o CC arch/powerpc/kernel/signal.o CC arch/powerpc/kernel/sysfs.o CC arch/powerpc/kernel/cacheinfo.o CC arch/powerpc/kernel/time.o LD arch/powerpc/lib/built-in.o CC kernel/exec_domain.o CC arch/powerpc/mm/init_32.o CC arch/powerpc/kernel/prom.o CC arch/powerpc/kernel/traps.o CC arch/powerpc/kernel/setup-common.o CC arch/powerpc/kernel/udbg.o CC kernel/panic.o AS arch/powerpc/kernel/misc.o CC kernel/cpu.o CC kernel/exit.o CC arch/powerpc/kernel/io.o CC arch/powerpc/mm/pgtable_32.o CC arch/powerpc/kernel/dma.o AS arch/powerpc/kernel/misc_32.o CC arch/powerpc/mm/ppc_mmu_32.o CC arch/powerpc/kernel/of_platform.o CC mm/filemap.o CC mm/mempool.o AS arch/powerpc/mm/hash_low_32.o CC arch/powerpc/kernel/prom_parse.o CC arch/powerpc/mm/mmu_context_hash32.o CC kernel/softirq.o CC kernel/resource.o CC kernel/sysctl.o CC kernel/sysctl_binary.o CC arch/powerpc/mm/tlb_hash32.o CC arch/powerpc/mm/hugetlbpage.o CC mm/oom_kill.o LDS arch/powerpc/kernel/vdso32/vdso32.lds VDSO32A arch/powerpc/kernel/vdso32/sigtramp.o VDSO32A arch/powerpc/kernel/vdso32/gettimeofday.o VDSO32A arch/powerpc/kernel/vdso32/datapage.o CC kernel/capability.o VDSO32A arch/powerpc/kernel/vdso32/cacheflush.o VDSO32A arch/powerpc/kernel/vdso32/note.o VDSO32L arch/powerpc/kernel/vdso32/vdso32.so.dbg OBJCOPY arch/powerpc/kernel/vdso32/vdso32.so AS arch/powerpc/kernel/vdso32/vdso32_wrapper.o CC kernel/ptrace.o LD arch/powerpc/kernel/vdso32/built-in.o AS arch/powerpc/kernel/idle_6xx.o LD arch/powerpc/mm/built-in.o AS arch/powerpc/kernel/l2cr_6xx.o AS arch/powerpc/kernel/cpu_setup_6xx.o LD ipc/built-in.o CC fs/open.o AS arch/powerpc/kernel/entry_32.o CC security/commoncap.o CC kernel/user.o CC arch/powerpc/kernel/setup_32.o CC arch/powerpc/kernel/pci_32.o CC arch/powerpc/kernel/pci-common.o CC kernel/signal.o CC kernel/sys.o CC kernel/kmod.o CC kernel/workqueue.o CC kernel/pid.o CC mm/maccess.o CC fs/read_write.o CC security/min_addr.o CC fs/file_table.o CC mm/page_alloc.o CC kernel/task_work.o CC arch/powerpc/kernel/pci_of_scan.o LD security/built-in.o LD crypto/built-in.o LD block/built-in.o LD drivers/amba/built-in.o LD drivers/auxdisplay/built-in.o CC drivers/base/component.o CC drivers/base/core.o CC drivers/base/bus.o CC drivers/base/dd.o CC drivers/base/syscore.o CC arch/powerpc/kernel/iomap.o AS arch/powerpc/kernel/head_32.o LDS arch/powerpc/kernel/vmlinux.lds CC fs/super.o AS arch/powerpc/kernel/fpu.o CC drivers/base/driver.o CC fs/char_dev.o CC fs/stat.o CC fs/exec.o CALL /home/kisskb/slave/src/arch/powerpc/kernel/systbl_chk.sh AS arch/powerpc/kernel/systbl.o LD arch/powerpc/kernel/built-in.o CC fs/pipe.o LD drivers/block/built-in.o CC kernel/extable.o CC mm/page-writeback.o LD drivers/bus/built-in.o LD drivers/cdrom/built-in.o CC drivers/char/mem.o LD sound/built-in.o LD drivers/clk/bcm/built-in.o LD drivers/clk/mvebu/built-in.o CC drivers/base/class.o LD drivers/clk/ti/built-in.o LD drivers/clk/built-in.o LD firmware/built-in.o CC kernel/params.o LD net/built-in.o CC kernel/kthread.o CC lib/lockref.o LD drivers/clocksource/built-in.o CC fs/namei.o CC lib/bcd.o CC drivers/char/random.o CC lib/div64.o CC drivers/base/platform.o CC drivers/base/cpu.o CC drivers/char/misc.o CC kernel/sys_ni.o CC drivers/base/firmware.o CC lib/sort.o CC kernel/nsproxy.o CC lib/parser.o CC lib/halfmd4.o CC fs/fcntl.o CC drivers/base/init.o CC lib/debug_locks.o CC kernel/notifier.o LD drivers/firewire/built-in.o CC lib/random32.o LD drivers/firmware/broadcom/built-in.o LD drivers/firmware/built-in.o LD drivers/gpio/built-in.o LD drivers/gpu/drm/bridge/built-in.o LD drivers/gpu/drm/hisilicon/built-in.o LD drivers/gpu/vga/built-in.o LD drivers/gpu/drm/i2c/built-in.o LD drivers/char/agp/built-in.o CC fs/ioctl.o LD drivers/char/built-in.o CC mm/readahead.o LD drivers/gpu/drm/omapdrm/displays/built-in.o LD drivers/gpu/drm/omapdrm/dss/built-in.o LD drivers/hsi/clients/built-in.o LD drivers/gpu/drm/omapdrm/built-in.o LD drivers/hsi/controllers/built-in.o CC lib/bust_spinlocks.o LD drivers/hsi/built-in.o LD drivers/gpu/drm/panel/built-in.o CC lib/kasprintf.o LD drivers/gpu/drm/tilcdc/built-in.o LD drivers/gpu/drm/built-in.o CC drivers/base/map.o LD drivers/gpu/built-in.o CC lib/bitmap.o LD drivers/hwtracing/intel_th/built-in.o CC lib/scatterlist.o CC kernel/ksysfs.o CC kernel/cred.o CC drivers/base/devres.o CC mm/swap.o CC mm/truncate.o CC mm/vmscan.o CC mm/shmem.o CC lib/gcd.o CC fs/readdir.o CC lib/lcm.o CC lib/list_sort.o CC lib/uuid.o CC kernel/reboot.o LD virt/lib/built-in.o LD virt/built-in.o LD drivers/i2c/algos/built-in.o CC drivers/base/attribute_container.o LD drivers/i2c/busses/built-in.o LD drivers/i2c/muxes/built-in.o LD drivers/i2c/built-in.o CC drivers/base/transport_class.o CC lib/flex_array.o CC mm/util.o CC lib/iov_iter.o CC lib/clz_ctz.o CC lib/bsearch.o CC lib/find_bit.o CC drivers/base/topology.o CC fs/select.o CC lib/llist.o CC drivers/base/container.o LD drivers/idle/built-in.o CC drivers/irqchip/irqchip.o CC drivers/base/property.o CC drivers/base/cacheinfo.o CC kernel/async.o LD drivers/base/power/built-in.o CC drivers/base/dma-mapping.o CC lib/memweight.o LD drivers/irqchip/built-in.o CC lib/kfifo.o CC lib/percpu-refcount.o CC lib/percpu_ida.o CC kernel/range.o CC fs/dcache.o CC kernel/smpboot.o CC lib/rhashtable.o CC lib/reciprocal_div.o CC mm/mmzone.o CC lib/once.o LD drivers/leds/built-in.o CC lib/string_helpers.o CC lib/hexdump.o CC kernel/irq/irqdesc.o CC mm/vmstat.o CC kernel/irq/handle.o CC fs/inode.o LD drivers/base/built-in.o LD drivers/lguest/built-in.o LD drivers/macintosh/built-in.o LD kernel/livepatch/built-in.o CC lib/kstrtox.o CC fs/attr.o LD drivers/media/common/b2c2/built-in.o LD drivers/media/common/saa7146/built-in.o LD drivers/media/common/siano/built-in.o LD drivers/media/common/v4l2-tpg/built-in.o LD drivers/media/common/built-in.o LD drivers/media/firewire/built-in.o LD drivers/media/i2c/soc_camera/built-in.o LD drivers/media/i2c/built-in.o LD drivers/media/mmc/siano/built-in.o LD drivers/media/mmc/built-in.o LD drivers/media/pci/b2c2/built-in.o LD drivers/media/pci/ddbridge/built-in.o LD drivers/media/pci/dm1105/built-in.o CC fs/bad_inode.o LD drivers/media/pci/mantis/built-in.o LD drivers/media/pci/netup_unidvb/built-in.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 drivers/media/pci/pt3/built-in.o CC mm/backing-dev.o CC kernel/irq/manage.o LD drivers/media/pci/saa7146/built-in.o LD drivers/media/pci/smipcie/built-in.o LD drivers/media/pci/ttpci/built-in.o LD drivers/media/pci/built-in.o CC mm/mm_init.o CC mm/mmu_context.o LD drivers/media/platform/omap/built-in.o LD drivers/media/platform/built-in.o LD drivers/media/rc/keymaps/built-in.o LD drivers/media/rc/built-in.o LD drivers/media/tuners/built-in.o CC mm/percpu.o LD drivers/media/usb/b2c2/built-in.o LD drivers/media/usb/dvb-usb/built-in.o LD drivers/media/usb/dvb-usb-v2/built-in.o CC lib/pci_iomap.o LD drivers/media/usb/s2255/built-in.o LD drivers/media/usb/siano/built-in.o LD drivers/media/usb/stkwebcam/built-in.o CC kernel/irq/spurious.o LD drivers/media/usb/ttusb-budget/built-in.o LD drivers/media/usb/ttusb-dec/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/mfd/built-in.o CC kernel/irq/resend.o LD drivers/misc/cb710/built-in.o LD drivers/misc/eeprom/built-in.o LD drivers/misc/lis3lv02d/built-in.o LD drivers/misc/mic/bus/built-in.o LD drivers/misc/mic/built-in.o CC lib/iomap_copy.o LD drivers/misc/ti-st/built-in.o LD drivers/misc/built-in.o LD drivers/mmc/built-in.o LD drivers/net/built-in.o LD drivers/nfc/built-in.o LD drivers/nvme/host/built-in.o LD drivers/nvme/built-in.o CC drivers/of/base.o CC fs/file.o CC drivers/of/device.o CC fs/filesystems.o CC lib/devres.o CC fs/namespace.o CC kernel/irq/chip.o CC fs/seq_file.o CC kernel/irq/dummychip.o CC kernel/irq/devres.o CC kernel/irq/irqdomain.o CC lib/hweight.o CC lib/bitrev.o CC mm/slab_common.o CC drivers/of/platform.o CC drivers/pci/access.o CC drivers/pci/bus.o HOSTCC lib/gen_crc32table CC drivers/pci/probe.o LD drivers/platform/built-in.o CC drivers/of/fdt.o CC lib/syscall.o CC drivers/of/fdt_address.o LD kernel/irq/built-in.o CC kernel/locking/mutex.o CC drivers/of/address.o CC mm/compaction.o CC mm/vmacache.o CC lib/atomic64.o CC lib/strncpy_from_user.o CC fs/xattr.o CC kernel/locking/semaphore.o CC kernel/locking/rwsem.o CC mm/interval_tree.o CC lib/strnlen_user.o CC fs/libfs.o CC fs/fs-writeback.o LD drivers/power/built-in.o CC drivers/pci/host-bridge.o CC lib/argv_split.o CC lib/cmdline.o CC drivers/of/irq.o CC lib/ctype.o CC lib/dec_and_lock.o CC fs/pnode.o CC kernel/locking/percpu-rwsem.o CC kernel/locking/rwsem-xadd.o CC lib/decompress.o CC mm/list_lru.o CC lib/dma-noop.o CC drivers/pci/remove.o CC drivers/of/of_pci.o CC fs/splice.o LD kernel/locking/built-in.o CC kernel/power/qos.o CC fs/sync.o LD drivers/pwm/built-in.o CC kernel/printk/printk.o LD drivers/soc/bcm/built-in.o LD drivers/soc/fsl/built-in.o LD drivers/soc/built-in.o CC lib/dump_stack.o CC kernel/rcu/update.o CC drivers/of/of_pci_irq.o CC mm/workingset.o CC lib/earlycpio.o CC drivers/pci/pci.o CC drivers/pci/pci-driver.o CC lib/extable.o CC kernel/rcu/sync.o CC drivers/of/of_reserved_mem.o CC drivers/pci/search.o LD kernel/power/built-in.o CC lib/fdt.o CC mm/debug.o CC kernel/sched/core.o CC kernel/rcu/tiny.o CC lib/fdt_empty_tree.o LD kernel/printk/built-in.o CC kernel/sched/loadavg.o CC lib/fdt_ro.o LD drivers/of/built-in.o CC lib/fdt_rw.o CC lib/fdt_strerror.o CC kernel/sched/clock.o CC fs/utimes.o CC kernel/sched/cputime.o CC mm/gup.o CC kernel/sched/idle_task.o CC lib/fdt_sw.o LD kernel/rcu/built-in.o CC drivers/pci/pci-sysfs.o CC kernel/time/time.o CC lib/fdt_wip.o CC lib/flex_proportions.o CC lib/idr.o CC kernel/sched/fair.o CC fs/stack.o CC kernel/dma.o CC kernel/sched/rt.o CC fs/fs_struct.o CC drivers/pci/rom.o CC mm/highmem.o CC lib/int_sqrt.o CC kernel/time/timer.o CC mm/memory.o CC lib/ioremap.o CC fs/statfs.o CC lib/irq_regs.o CC fs/fs_pin.o CC fs/nsfs.o CC fs/no-block.o CC mm/mincore.o CC kernel/sched/deadline.o CC drivers/pci/setup-res.o CC lib/is_single_threaded.o CC kernel/sched/stop_task.o CC kernel/sched/wait.o CC drivers/pci/irq.o CC lib/klist.o LD fs/devpts/built-in.o LD fs/exofs/built-in.o LD fs/notify/dnotify/built-in.o LD fs/notify/fanotify/built-in.o LD fs/notify/inotify/built-in.o LD fs/notify/built-in.o LD fs/quota/built-in.o CC kernel/time/hrtimer.o CC fs/ramfs/inode.o CC fs/ramfs/file-mmu.o CC kernel/sched/swait.o CC kernel/sched/completion.o CC kernel/sched/idle.o CC lib/kobject.o CC drivers/pci/vpd.o CC lib/kobject_uevent.o CC mm/mlock.o CC mm/mmap.o CC mm/mprotect.o LD fs/ramfs/ramfs.o LD fs/ramfs/built-in.o CC fs/binfmt_elf.o CC drivers/pci/setup-bus.o LD kernel/sched/built-in.o CC drivers/pci/vc.o CC drivers/pci/syscall.o CC kernel/time/itimer.o CC lib/md5.o CC kernel/up.o CC lib/nmi_backtrace.o CC kernel/elfcore.o CC lib/nodemask.o CC drivers/pci/of.o CC mm/mremap.o CC kernel/time/posix-timers.o LD fs/built-in.o LD drivers/tty/ipwireless/built-in.o LD drivers/tty/serial/built-in.o LD drivers/tty/vt/built-in.o LD drivers/tty/built-in.o LD drivers/usb/host/built-in.o CC lib/plist.o LD drivers/usb/built-in.o LD drivers/video/backlight/built-in.o CC kernel/time/posix-cpu-timers.o CC kernel/time/timekeeping.o LD drivers/video/fbdev/core/built-in.o LD drivers/video/fbdev/omap2/omapfb/displays/built-in.o LD drivers/video/fbdev/omap2/omapfb/dss/built-in.o LD drivers/pci/host/built-in.o LD drivers/video/fbdev/omap2/omapfb/built-in.o CC mm/msync.o LD drivers/video/fbdev/omap2/built-in.o CC lib/radix-tree.o LD drivers/video/fbdev/built-in.o LD drivers/video/built-in.o CC kernel/time/ntp.o CC mm/rmap.o LD drivers/pci/built-in.o LD drivers/built-in.o CC mm/vmalloc.o CC mm/pagewalk.o CC mm/pgtable-generic.o CC kernel/memremap.o CC lib/ratelimit.o CC kernel/time/jiffies.o CC kernel/time/clocksource.o CC mm/init-mm.o CC mm/nobootmem.o CC lib/rbtree.o CC lib/seq_buf.o CC lib/sha1.o CC mm/memblock.o CC kernel/time/timer_list.o CC lib/show_mem.o CC mm/dmapool.o CC mm/slub.o CC lib/string.o CC kernel/time/timeconv.o CC kernel/time/timecounter.o CC kernel/time/posix-clock.o CC lib/timerqueue.o CC lib/vsprintf.o CC kernel/time/alarmtimer.o CC kernel/time/clockevents.o GEN lib/crc32table.h CC kernel/time/tick-common.o CC lib/crc32.o LD lib/built-in.o LD kernel/time/built-in.o LD kernel/built-in.o LD mm/built-in.o AR lib/lib.a LINK vmlinux 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 SYSMAP System.map /opt/cross/kisskb/gcc-5.3.0-nolibc/powerpc-linux/bin/powerpc-linux-strip -s -R .comment vmlinux -o arch/powerpc/boot/vmlinux.strip make[1]: Leaving directory '/home/kisskb/slave/build/benh_powerpc-allnoconfig_powerpc-5.3' Completed OK # rm -rf /home/kisskb/slave/build/benh_powerpc-allnoconfig_powerpc-5.3 # Build took: 0:00:25.406062