# git rev-parse -q --verify b32aadc1a8ed84afbe924cd2ced31cd6a2e67074^{commit} b32aadc1a8ed84afbe924cd2ced31cd6a2e67074 already have revision, skipping fetch # git checkout -q -f -B kisskb b32aadc1a8ed84afbe924cd2ced31cd6a2e67074 # git clean -qxdf # git log -1 commit b32aadc1a8ed84afbe924cd2ced31cd6a2e67074 Author: Shreyas B. Prabhu Date: Tue Jul 7 01:39:23 2015 +0530 powerpc/powernv: Fix race in updating core_idle_state core_idle_state is maintained for each core. It uses 0-7 bits to track whether a thread in the core has entered fastsleep or winkle. 8th bit is used as a lock bit. The lock bit is set in these 2 scenarios- - The thread is first in subcore to wakeup from sleep/winkle. - If its the last thread in the core about to enter sleep/winkle While the lock bit is set, if any other thread in the core wakes up, it loops until the lock bit is cleared before proceeding in the wakeup path. This helps prevent race conditions w.r.t fastsleep workaround and prevents threads from switching to process context before core/subcore resources are restored. But, in the path to sleep/winkle entry, we currently don't check for lock-bit. This exposes us to following race when running with subcore on- First thread in the subcorea Another thread in the same waking up core entering sleep/winkle lwarx r15,0,r14 ori r15,r15,PNV_CORE_IDLE_LOCK_BIT stwcx. r15,0,r14 [Code to restore subcore state] lwarx r15,0,r14 [clear thread bit] stwcx. r15,0,r14 andi. r15,r15,PNV_CORE_IDLE_THREAD_BITS stw r15,0(r14) Here, after the thread entering sleep clears its thread bit in core_idle_state, the value is overwritten by the thread waking up. In such cases when the core enters fastsleep, code mistakes an idle thread as running. Because of this, the first thread waking up from fastsleep which is supposed to resync timebase skips it. So we can end up having a core with stale timebase value. This patch fixes the above race by looping on the lock bit even while entering the idle states. Signed-off-by: Shreyas B. Prabhu Fixes: 7b54e9f213f76 'powernv/powerpc: Add winkle support for offline cpus' Cc: stable@vger.kernel.org # 3.19+ Signed-off-by: Michael Ellerman # < /opt/cross/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux-gcc --version # < git log --format=%s --max-count=1 b32aadc1a8ed84afbe924cd2ced31cd6a2e67074 # < make -j 48 ARCH=powerpc O=/home/kisskb/slave/build/mpe_mpc866_ads_defconfig_powerpc CROSS_COMPILE=/opt/cross/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux- mpc866_ads_defconfig # make -j 48 ARCH=powerpc O=/home/kisskb/slave/build/mpe_mpc866_ads_defconfig_powerpc CROSS_COMPILE=/opt/cross/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux- make[1]: Entering directory '/home/kisskb/slave/build/mpe_mpc866_ads_defconfig_powerpc' 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 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/trace_clock.h WRAP arch/powerpc/include/generated/asm/vtime.h CHK include/generated/uapi/linux/version.h UPD include/generated/uapi/linux/version.h HOSTCC scripts/kallsyms CC scripts/mod/empty.o HOSTCC scripts/dtc/dtc.o HOSTCC scripts/dtc/flattree.o HOSTCC scripts/mod/mk_elfconfig HOSTCC scripts/dtc/fstree.o HOSTCC scripts/dtc/data.o CC scripts/mod/devicetable-offsets.s HOSTCC scripts/dtc/livetree.o HOSTCC scripts/dtc/srcpos.o SHIPPED scripts/dtc/dtc-lexer.lex.c SHIPPED scripts/dtc/dtc-parser.tab.h HOSTCC scripts/dtc/treesource.o SHIPPED scripts/dtc/dtc-parser.tab.c HOSTCC scripts/dtc/util.o HOSTCC scripts/dtc/checks.o HOSTCC scripts/dtc/dtc-lexer.lex.o HOSTCC scripts/dtc/dtc-parser.tab.o GEN scripts/mod/devicetable-offsets.h UPD include/config/kernel.release Using /home/kisskb/slave/src as source for kernel CHK include/generated/utsrelease.h UPD include/generated/utsrelease.h CHK include/generated/timeconst.h CC kernel/bounds.s UPD include/generated/timeconst.h MKELF scripts/mod/elfconfig.h HOSTCC scripts/mod/modpost.o HOSTCC scripts/mod/file2alias.o HOSTCC scripts/mod/sumversion.o 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 HOSTLD scripts/dtc/dtc HOSTLD scripts/mod/modpost CC init/main.o CHK include/generated/compile.h LD usr/built-in.o CC init/do_mounts.o CC init/noinitramfs.o CC init/init_task.o UPD include/generated/compile.h CC arch/powerpc/mm/fault.o CC arch/powerpc/mm/mem.o CC arch/powerpc/mm/pgtable.o CC init/version.o CC arch/powerpc/mm/mmap.o CC arch/powerpc/mm/init_32.o AS arch/powerpc/lib/string.o CC arch/powerpc/mm/pgtable_32.o CC arch/powerpc/lib/alloc.o AS arch/powerpc/lib/crtsavres.o CC arch/powerpc/mm/mmu_context_nohash.o CC arch/powerpc/sysdev/fsl_soc.o CC arch/powerpc/mm/tlb_nohash.o CC arch/powerpc/lib/ppc_ksyms.o AS arch/powerpc/mm/tlb_nohash_low.o CC arch/powerpc/sysdev/fsl_mpic_err.o CC arch/powerpc/mm/hugetlbpage.o CC arch/powerpc/lib/code-patching.o CC arch/powerpc/sysdev/cpm_common.o CC arch/powerpc/mm/dma-noncoherent.o CC arch/powerpc/sysdev/mpc8xx_pic.o CC arch/powerpc/lib/feature-fixups.o AS arch/powerpc/lib/div64.o CC arch/powerpc/sysdev/cpm1.o AS arch/powerpc/lib/copy_32.o AS arch/powerpc/lib/checksum_32.o CC arch/powerpc/lib/rheap.o CC arch/powerpc/kernel/cputable.o CC arch/powerpc/kernel/syscalls.o CC arch/powerpc/kernel/ptrace.o CC arch/powerpc/kernel/irq.o CC arch/powerpc/kernel/align.o LD arch/powerpc/crypto/built-in.o CC arch/powerpc/platforms/8xx/m8xx_setup.o CC arch/powerpc/platforms/8xx/mpc86xads_setup.o CC arch/powerpc/kernel/signal_32.o LD arch/powerpc/net/built-in.o CC arch/powerpc/kernel/pmc.o CC arch/powerpc/kernel/vdso.o CC arch/powerpc/kernel/process.o CPP arch/powerpc/kernel/systbl_chk.i CC arch/powerpc/kernel/sysfs.o CC arch/powerpc/kernel/idle.o CC arch/powerpc/kernel/cacheinfo.o CC arch/powerpc/kernel/signal.o CC arch/powerpc/kernel/time.o CC security/commoncap.o CC security/min_addr.o CC arch/powerpc/math-emu/math.o CC ipc/util.o CC mm/filemap.o CC kernel/fork.o CC fs/open.o CC ipc/msgutil.o CC ipc/msg.o CC ipc/sem.o CC crypto/api.o CC arch/powerpc/kernel/prom.o CC ipc/shm.o CC crypto/cipher.o CC block/bio.o CC block/elevator.o CC kernel/exec_domain.o LD sound/built-in.o CC kernel/panic.o CC block/blk-core.o LD arch/powerpc/lib/built-in.o CC arch/powerpc/math-emu/fre.o CC block/blk-tag.o CC block/blk-sysfs.o CC mm/mempool.o CC fs/read_write.o CC fs/file_table.o LD drivers/amba/built-in.o LD drivers/auxdisplay/built-in.o CC kernel/cpu.o CC arch/powerpc/kernel/traps.o CC arch/powerpc/kernel/setup-common.o CC drivers/base/component.o CC block/blk-flush.o CC mm/oom_kill.o CC drivers/base/core.o CC drivers/base/bus.o CC mm/maccess.o CC ipc/syscall.o CC ipc/ipc_sysctl.o CC arch/powerpc/kernel/udbg.o AS arch/powerpc/kernel/misc.o LD arch/powerpc/platforms/8xx/built-in.o LD arch/powerpc/platforms/built-in.o CC arch/powerpc/kernel/io.o LD firmware/built-in.o CC arch/powerpc/kernel/dma.o LD arch/powerpc/mm/built-in.o LD drivers/bus/built-in.o CC drivers/base/dd.o CC drivers/block/loop.o CC kernel/exit.o CC net/socket.o AS arch/powerpc/kernel/misc_32.o CC arch/powerpc/kernel/of_platform.o LD arch/powerpc/sysdev/built-in.o CC kernel/softirq.o CC lib/lockref.o CC arch/powerpc/kernel/prom_parse.o CC arch/powerpc/math-emu/fsqrt.o CC block/blk-settings.o CC arch/powerpc/math-emu/fsqrts.o CC block/blk-ioc.o LD net/802/built-in.o CC lib/bcd.o CC net/core/sock.o CC lib/div64.o LD security/built-in.o CC lib/sort.o CC block/blk-map.o CC crypto/memneq.o CC crypto/compress.o CC lib/parser.o LD init/mounts.o LD init/built-in.o CC lib/halfmd4.o CC kernel/resource.o LD drivers/cdrom/built-in.o CC drivers/base/syscore.o CC drivers/char/mem.o CC mm/page_alloc.o LDS arch/powerpc/kernel/vdso32/vdso32.lds VDSO32A arch/powerpc/kernel/vdso32/sigtramp.o CC drivers/char/random.o CC drivers/char/misc.o CC drivers/base/driver.o CC drivers/base/class.o CC arch/powerpc/math-emu/frsqrtes.o CC net/core/request_sock.o CC net/core/skbuff.o CC net/core/datagram.o VDSO32A arch/powerpc/kernel/vdso32/gettimeofday.o VDSO32A arch/powerpc/kernel/vdso32/datapage.o CC block/blk-exec.o CC block/blk-merge.o VDSO32A arch/powerpc/kernel/vdso32/cacheflush.o CC crypto/crypto_wq.o CC arch/powerpc/math-emu/mtfsf.o CC arch/powerpc/math-emu/mtfsfi.o VDSO32A arch/powerpc/kernel/vdso32/note.o CC crypto/algapi.o CC fs/super.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 block/blk-softirq.o CC block/blk-timeout.o CC block/blk-iopoll.o LD arch/powerpc/kernel/vdso32/built-in.o CC block/blk-lib.o CC block/blk-mq.o CC net/ethernet/eth.o CC net/ipv4/route.o CC lib/debug_locks.o CC arch/powerpc/math-emu/fabs.o CC lib/random32.o CC arch/powerpc/math-emu/fadd.o CC drivers/char/genrtc.o CC lib/bust_spinlocks.o CC arch/powerpc/kernel/proc_powerpc.o CC lib/kasprintf.o CC arch/powerpc/math-emu/fadds.o LD ipc/built-in.o CC fs/char_dev.o AS arch/powerpc/kernel/entry_32.o CC net/core/stream.o CC crypto/scatterwalk.o LD drivers/block/built-in.o CC arch/powerpc/kernel/setup_32.o LD drivers/clk/built-in.o CC block/blk-mq-tag.o CC drivers/base/platform.o CC mm/page-writeback.o CC kernel/sysctl.o CC fs/stat.o CC fs/exec.o CC lib/bitmap.o CC drivers/base/cpu.o CC drivers/base/firmware.o CC drivers/base/init.o CC mm/readahead.o CC fs/pipe.o CC drivers/base/map.o LD drivers/char/agp/built-in.o CC arch/powerpc/kernel/iomap.o AS arch/powerpc/kernel/head_8xx.o CC drivers/base/devres.o CC block/blk-mq-sysfs.o CC drivers/base/attribute_container.o CC drivers/base/transport_class.o CC crypto/proc.o CC net/ipv4/inetpeer.o CC arch/powerpc/math-emu/fcmpo.o CC fs/namei.o CC block/blk-mq-cpu.o CC arch/powerpc/math-emu/fcmpu.o LDS arch/powerpc/kernel/vmlinux.lds CC block/blk-mq-cpumap.o CALL /home/kisskb/slave/src/arch/powerpc/kernel/systbl_chk.sh AS arch/powerpc/kernel/systbl.o CC net/ipv4/protocol.o LD drivers/crypto/built-in.o CC crypto/aead.o LD drivers/clocksource/built-in.o CC crypto/ablkcipher.o CC arch/powerpc/math-emu/fctiw.o LD drivers/firewire/built-in.o CC net/core/scm.o CC net/core/gen_stats.o CC drivers/char/hw_random/core.o CC net/core/gen_estimator.o CC net/core/net_namespace.o CC arch/powerpc/math-emu/fctiwz.o CC kernel/sysctl_binary.o CC kernel/capability.o CC net/core/secure_seq.o CC net/core/flow_dissector.o CC net/ipv6/addrconf_core.o CC net/core/sysctl_net_core.o LD drivers/gpio/built-in.o LD drivers/firmware/broadcom/built-in.o LD drivers/firmware/built-in.o CC drivers/base/topology.o CC net/netlink/af_netlink.o LD drivers/gpu/drm/bridge/built-in.o CC drivers/hid/hid-core.o LD drivers/gpu/drm/i2c/built-in.o LD drivers/gpu/drm/panel/built-in.o LD drivers/gpu/drm/tilcdc/built-in.o LD drivers/gpu/drm/built-in.o CC net/netlink/genetlink.o CC net/ipv6/exthdrs_core.o CC lib/scatterlist.o CC fs/fcntl.o CC drivers/base/container.o LD net/ethernet/built-in.o CC crypto/blkcipher.o LD drivers/gpu/vga/built-in.o CC crypto/chainiv.o LD drivers/gpu/built-in.o CC crypto/eseqiv.o CC crypto/echainiv.o CC drivers/base/property.o LD drivers/hsi/clients/built-in.o CC lib/gcd.o LD drivers/hsi/controllers/built-in.o LD drivers/hsi/built-in.o CC drivers/hwmon/hwmon.o LD drivers/idle/built-in.o LD drivers/i2c/busses/built-in.o CC net/ipv4/ip_input.o CC crypto/ahash.o LD drivers/i2c/algos/built-in.o CC arch/powerpc/math-emu/fdiv.o LD drivers/i2c/muxes/built-in.o CC fs/ioctl.o LD drivers/i2c/built-in.o CC fs/readdir.o LD arch/powerpc/kernel/built-in.o CC fs/select.o CC drivers/input/input.o CC crypto/shash.o CC crypto/pcompress.o CC lib/lcm.o CC drivers/input/input-compat.o CC net/ipv6/ip6_checksum.o CC net/core/dev.o CC fs/dcache.o LD drivers/char/hw_random/rng-core.o LD drivers/char/hw_random/built-in.o LD drivers/char/built-in.o CC fs/inode.o CC block/ioctl.o CC mm/swap.o CC fs/attr.o CC net/core/ethtool.o CC net/ipv4/ip_fragment.o CC drivers/base/cacheinfo.o CC fs/bad_inode.o CC kernel/ptrace.o CC block/genhd.o CC drivers/hid/hid-input.o CC arch/powerpc/math-emu/fdivs.o CC net/ipv6/ip6_icmp.o CC crypto/akcipher.o CC net/ipv4/ip_forward.o CC net/core/dev_addr_lists.o CC lib/list_sort.o CC net/core/dst.o CC mm/truncate.o CC crypto/algboss.o CC crypto/testmgr.o CC mm/vmscan.o CC mm/shmem.o CC net/core/netevent.o CC lib/uuid.o LD drivers/hwmon/built-in.o CC mm/util.o CC drivers/input/serio/serio.o CC mm/mmzone.o CC kernel/user.o CC net/core/neighbour.o CC crypto/hmac.o CC drivers/hid/hid-generic.o CC net/ipv4/ip_options.o CC drivers/input/input-mt.o CC net/packet/af_packet.o CC crypto/crypto_null.o CC lib/flex_array.o CC lib/iov_iter.o CC lib/clz_ctz.o CC crypto/sha256_generic.o CC net/ipv6/output_core.o CC net/ipv4/ip_output.o CC arch/powerpc/math-emu/fmadd.o CC drivers/base/dma-mapping.o CC drivers/input/ff-core.o LD drivers/base/power/built-in.o CC drivers/base/firmware_class.o CC arch/powerpc/math-emu/fmadds.o CC lib/bsearch.o CC crypto/aes_generic.o CC crypto/rng.o CC crypto/drbg.o CC crypto/jitterentropy.o CC net/ipv4/ip_sockglue.o CC lib/find_bit.o CC net/ipv4/inet_hashtables.o CC lib/llist.o CC kernel/signal.o CC net/ipv6/protocol.o CC fs/file.o CC net/ipv6/ip6_offload.o CC drivers/input/mousedev.o CC drivers/input/keyboard/atkbd.o LD net/netlink/built-in.o CC drivers/input/mouse/psmouse-base.o CC lib/memweight.o CC lib/kfifo.o CC arch/powerpc/math-emu/fmsub.o CC lib/percpu-refcount.o CC block/scsi_ioctl.o CC block/partition-generic.o CC drivers/input/mouse/synaptics.o CC drivers/input/serio/i8042.o CC drivers/input/serio/serport.o CC net/sched/sch_generic.o CC drivers/input/serio/libps2.o CC mm/vmstat.o CC lib/percpu_ida.o CC lib/rhashtable.o CC crypto/jitterentropy-kcapi.o CC net/ipv4/inet_timewait_sock.o LD drivers/input/input-core.o CC net/ipv4/inet_connection_sock.o LD crypto/crypto.o LD crypto/crypto_algapi.o CC net/ipv4/tcp.o CC block/ioprio.o CC fs/filesystems.o CC net/sched/sch_mq.o CC fs/namespace.o LD crypto/crypto_blkcipher.o LD crypto/crypto_hash.o CC fs/seq_file.o CC fs/xattr.o LD crypto/cryptomgr.o CC mm/backing-dev.o LD drivers/hid/hid.o LD drivers/hid/built-in.o LD drivers/iommu/built-in.o CC lib/reciprocal_div.o CC drivers/irqchip/irqchip.o LD drivers/leds/built-in.o LD drivers/lguest/built-in.o CC mm/mm_init.o LD drivers/base/built-in.o CC net/ipv4/tcp_input.o CC arch/powerpc/math-emu/fmsubs.o CC net/ipv4/tcp_output.o CC drivers/input/mouse/focaltech.o CC net/ipv4/tcp_timer.o CC net/ipv6/tcpv6_offload.o CC fs/libfs.o CC net/ipv4/tcp_ipv4.o CC lib/string_helpers.o CC net/ipv4/tcp_minisocks.o CC drivers/input/mouse/alps.o CC net/ipv6/udp_offload.o CC kernel/sys.o CC lib/hexdump.o CC net/ipv4/tcp_cong.o CC lib/kstrtox.o CC net/ipv4/tcp_metrics.o CC net/ipv4/tcp_fastopen.o /home/kisskb/slave/src/net/ipv4/inet_hashtables.c: In function 'inet_ehash_locks_alloc': /home/kisskb/slave/src/net/ipv4/inet_hashtables.c:631:13: warning: division by zero [-Wdiv-by-zero] LD drivers/irqchip/built-in.o LD drivers/macintosh/built-in.o CC kernel/kmod.o CC net/ipv4/tcp_offload.o CC net/ipv4/datagram.o LD drivers/input/keyboard/built-in.o CC lib/iomap_copy.o CC net/core/rtnetlink.o CC lib/devres.o CC kernel/workqueue.o CC net/sunrpc/clnt.o CC net/sunrpc/xprt.o CC mm/mmu_context.o CC kernel/pid.o CC kernel/task_work.o CC net/ipv4/raw.o LD crypto/jitterentropy_rng.o LD crypto/built-in.o CC kernel/extable.o CC kernel/params.o CC net/sunrpc/socklib.o CC fs/fs-writeback.o LD drivers/input/serio/built-in.o LD drivers/mfd/built-in.o LD drivers/misc/cb710/built-in.o LD drivers/misc/lis3lv02d/built-in.o LD drivers/misc/eeprom/built-in.o CC net/ipv6/exthdrs_offload.o LD drivers/media/common/b2c2/built-in.o LD drivers/misc/mic/bus/built-in.o LD drivers/misc/mic/built-in.o LD drivers/media/common/siano/built-in.o LD drivers/mmc/built-in.o LD drivers/misc/ti-st/built-in.o LD drivers/media/common/saa7146/built-in.o CC arch/powerpc/math-emu/fmul.o LD drivers/misc/built-in.o CC block/partitions/check.o CC drivers/net/mii.o CC drivers/net/Space.o LD drivers/media/firewire/built-in.o CC arch/powerpc/math-emu/fmuls.o LD drivers/media/common/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 CC kernel/kthread.o LD drivers/nfc/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 LD drivers/media/pci/mantis/built-in.o CC drivers/of/base.o LD drivers/media/pci/ngene/built-in.o LD drivers/media/platform/omap/built-in.o LD drivers/media/platform/built-in.o CC fs/pnode.o LD drivers/media/tuners/built-in.o CC mm/percpu.o CC mm/slab_common.o LD drivers/media/pci/pluto2/built-in.o LD drivers/media/pci/pt1/built-in.o LD net/packet/built-in.o LD net/sched/built-in.o LD drivers/media/pci/pt3/built-in.o LD drivers/media/rc/keymaps/built-in.o LD drivers/media/pci/saa7146/built-in.o LD drivers/media/pci/smipcie/built-in.o LD drivers/media/rc/built-in.o CC net/unix/af_unix.o LD drivers/media/pci/ttpci/built-in.o LD drivers/media/pci/built-in.o LD net/wireless/built-in.o CC net/unix/garbage.o LD drivers/media/usb/b2c2/built-in.o LD drivers/media/usb/dvb-usb/built-in.o LD drivers/media/usb/s2255/built-in.o LD drivers/media/usb/dvb-usb-v2/built-in.o CC kernel/sys_ni.o LD drivers/media/usb/stkwebcam/built-in.o LD drivers/media/usb/siano/built-in.o CC net/unix/sysctl_net_unix.o LD drivers/media/usb/ttusb-budget/built-in.o LD drivers/media/usb/ttusb-dec/built-in.o CC kernel/nsproxy.o LD drivers/media/usb/zr364xx/built-in.o LD drivers/media/usb/built-in.o LD drivers/media/built-in.o CC mm/compaction.o CC lib/hweight.o CC net/ipv4/udp.o CC net/ipv4/udplite.o CC lib/bitrev.o CC lib/crc-ccitt.o CC fs/splice.o HOSTCC lib/gen_crc32table CC fs/sync.o CC fs/utimes.o CC arch/powerpc/math-emu/fnabs.o CC drivers/net/loopback.o CC kernel/notifier.o CC net/ipv4/udp_offload.o CC drivers/input/mouse/logips2pp.o CC drivers/input/mouse/trackpoint.o CC arch/powerpc/math-emu/fneg.o CC net/ipv4/arp.o CC kernel/ksysfs.o CC arch/powerpc/math-emu/fnmadd.o CC kernel/cred.o CC kernel/reboot.o CC kernel/async.o CC net/ipv4/icmp.o CC drivers/input/mouse/cypress_ps2.o CC lib/zlib_inflate/inffast.o CC lib/zlib_inflate/inflate.o CC block/partitions/msdos.o CC lib/syscall.o CC kernel/range.o CC kernel/smpboot.o CC lib/nlattr.o CC mm/vmacache.o CC lib/zlib_inflate/infutil.o CC fs/stack.o LD drivers/net/ethernet/8390/built-in.o CC drivers/of/device.o LD net/ipv6/built-in.o LD drivers/net/ethernet/broadcom/built-in.o LD drivers/net/ethernet/arc/built-in.o LD drivers/net/ethernet/ezchip/built-in.o LD drivers/net/ethernet/cadence/built-in.o CC drivers/net/ethernet/freescale/fs_enet/fs_enet-main.o CC mm/interval_tree.o CC drivers/net/phy/phy.o LD drivers/net/ethernet/i825xx/built-in.o LD drivers/net/ethernet/intel/built-in.o CC drivers/net/ethernet/freescale/fs_enet/mac-scc.o CC block/bounce.o CC block/noop-iosched.o CC block/deadline-iosched.o CC drivers/net/ethernet/freescale/fs_enet/mac-fec.o CC block/cfq-iosched.o CC net/ipv4/devinet.o CC lib/atomic64.o CC drivers/net/ethernet/freescale/fs_enet/mii-fec.o CC lib/dynamic_queue_limits.o CC drivers/of/platform.o CC lib/strncpy_from_user.o CC lib/strnlen_user.o CC net/sunrpc/xprtsock.o CC fs/fs_struct.o CC arch/powerpc/math-emu/fnmadds.o LD drivers/net/ethernet/marvell/built-in.o CC lib/zlib_inflate/inftrees.o LD drivers/net/ethernet/micrel/built-in.o LD drivers/net/ethernet/natsemi/built-in.o CC net/ipv4/af_inet.o CC block/partitions/efi.o CC net/core/utils.o CC net/ipv4/igmp.o CC net/ipv4/fib_frontend.o CC arch/powerpc/math-emu/fnmsub.o CC drivers/net/phy/phy_device.o CC fs/statfs.o CC net/sunrpc/sched.o CC fs/fs_pin.o CC fs/nsfs.o CC kernel/groups.o CC arch/powerpc/math-emu/fnmsubs.o CC arch/powerpc/math-emu/fres.o CC arch/powerpc/math-emu/frsp.o CC arch/powerpc/math-emu/fsel.o CC drivers/net/phy/mdio_bus.o CC net/ipv4/fib_semantics.o CC lib/zlib_inflate/inflate_syms.o CC drivers/of/fdt.o CC fs/buffer.o CC fs/block_dev.o CC fs/direct-io.o CC net/sunrpc/auth.o CC net/sunrpc/auth_null.o CC net/core/link_watch.o CC fs/mpage.o LD drivers/input/mouse/psmouse.o LD drivers/input/mouse/built-in.o LD drivers/input/built-in.o LD drivers/pinctrl/freescale/built-in.o LD drivers/pinctrl/nomadik/built-in.o LD drivers/pinctrl/built-in.o LD drivers/platform/built-in.o CC net/core/filter.o CC lib/net_utils.o CC drivers/net/phy/fixed_phy.o CC arch/powerpc/math-emu/lfs.o CC mm/list_lru.o LD drivers/net/wireless/built-in.o CC kernel/bpf/core.o CC net/ipv4/fib_trie.o CC net/ipv4/inet_fragment.o LD drivers/net/ethernet/qualcomm/built-in.o CC net/ipv4/ping.o CC arch/powerpc/math-emu/frsqrte.o CC arch/powerpc/math-emu/fsub.o CC mm/workingset.o CC net/ipv4/ip_tunnel_core.o CC net/sunrpc/auth_unix.o CC arch/powerpc/math-emu/fsubs.o LD kernel/livepatch/built-in.o CC kernel/irq/irqdesc.o CC net/core/sock_diag.o CC kernel/locking/mutex.o LD net/unix/unix.o LD net/unix/built-in.o LD drivers/pwm/built-in.o CC mm/debug.o CC kernel/power/qos.o CC fs/proc_namespace.o LD drivers/net/ethernet/rocker/built-in.o LD drivers/net/ethernet/samsung/built-in.o CC lib/argv_split.o CC net/ipv4/gre_offload.o LD lib/zlib_inflate/zlib_inflate.o LD lib/zlib_inflate/built-in.o CC lib/cmdline.o LD drivers/net/ethernet/freescale/fs_enet/fs_enet.o LD drivers/net/ethernet/freescale/fs_enet/built-in.o LD drivers/net/ethernet/freescale/built-in.o LD drivers/net/ethernet/seeq/built-in.o LD drivers/net/ethernet/stmicro/built-in.o LD drivers/net/ethernet/via/built-in.o CC net/ipv4/sysctl_net_ipv4.o CC kernel/printk/printk.o LD drivers/net/ethernet/wiznet/built-in.o LD block/partitions/built-in.o CC mm/gup.o LD drivers/net/ethernet/xilinx/built-in.o LD drivers/net/ethernet/built-in.o CC lib/ctype.o CC mm/highmem.o CC arch/powerpc/math-emu/mcrfs.o CC lib/dec_and_lock.o CC fs/cramfs/inode.o CC arch/powerpc/math-emu/mffs.o CC net/core/dev_ioctl.o CC fs/devpts/inode.o CC kernel/locking/semaphore.o CC arch/powerpc/math-emu/mtfsb0.o CC net/sunrpc/auth_generic.o CC net/ipv4/proc.o CC net/core/tso.o CC lib/decompress.o LD block/built-in.o CC net/ipv4/syncookies.o CC drivers/of/fdt_address.o CC lib/dump_stack.o CC net/core/flow.o CC lib/earlycpio.o CC lib/extable.o CC net/ipv4/xfrm4_mode_beet.o LD drivers/net/phy/libphy.o LD drivers/net/phy/built-in.o CC mm/memory.o CC net/core/net-sysfs.o LD drivers/net/built-in.o LD drivers/soc/built-in.o CC mm/mincore.o CC mm/mlock.o CC net/ipv4/xfrm4_mode_transport.o CC fs/cramfs/uncompress.o CC mm/mmap.o CC net/ipv4/xfrm4_mode_tunnel.o CC arch/powerpc/math-emu/mtfsb1.o CC arch/powerpc/math-emu/stfiwx.o CC drivers/tty/tty_io.o CC mm/mprotect.o LD drivers/video/backlight/built-in.o LD kernel/bpf/built-in.o CC arch/powerpc/math-emu/stfs.o LD kernel/power/built-in.o CC drivers/video/fbdev/core/fb_notify.o CC kernel/irq/handle.o CC net/ipv4/ipconfig.o LD drivers/video/fbdev/omap2/displays-new/built-in.o CC net/ipv4/inet_diag.o CC arch/powerpc/math-emu/fmr.o LD drivers/video/fbdev/omap2/dss/built-in.o LD drivers/video/fbdev/omap2/built-in.o CC kernel/irq/manage.o CC kernel/rcu/update.o CC lib/fdt.o LD fs/exofs/built-in.o CC kernel/time/time.o CC lib/fdt_empty_tree.o CC kernel/sched/core.o CC fs/ext2/balloc.o CC fs/ext2/dir.o CC net/core/net-procfs.o CC kernel/time/timer.o CC fs/ext2/file.o CC kernel/irq/spurious.o CC kernel/time/hrtimer.o CC kernel/time/itimer.o CC drivers/of/address.o CC lib/fdt_ro.o CC net/xfrm/xfrm_policy.o CC net/xfrm/xfrm_state.o CC drivers/of/irq.o CC kernel/locking/rwsem.o CC drivers/of/of_net.o CC drivers/of/of_mdio.o CC kernel/time/posix-timers.o CC fs/ext3/balloc.o CC lib/fdt_rw.o CC lib/fdt_strerror.o LD fs/devpts/devpts.o LD fs/devpts/built-in.o CC mm/mremap.o CC lib/fdt_sw.o LD fs/cramfs/cramfs.o LD fs/cramfs/built-in.o CC fs/jbd/transaction.o CC lib/fdt_wip.o CC mm/msync.o CC net/sunrpc/svc.o CC net/ipv4/tcp_diag.o CC net/sunrpc/svcsock.o CC drivers/of/of_reserved_mem.o CC kernel/irq/resend.o CC kernel/irq/chip.o CC lib/flex_proportions.o CC arch/powerpc/math-emu/lfd.o CC arch/powerpc/math-emu/stfd.o CC kernel/rcu/srcu.o CC kernel/locking/rtmutex.o CC fs/kernfs/mount.o CC fs/jbd/commit.o CC fs/jbd/recovery.o CC fs/jbd/checkpoint.o LD kernel/printk/built-in.o CC fs/jbd/revoke.o LD drivers/video/fbdev/core/built-in.o CC kernel/irq/dummychip.o LD drivers/video/fbdev/built-in.o CC net/sunrpc/svcauth.o LD drivers/video/built-in.o CC net/sunrpc/svcauth_unix.o CC fs/jbd/journal.o CC net/ipv4/tcp_cubic.o CC fs/ext2/ialloc.o CC net/ipv4/xfrm4_policy.o CC net/ipv4/xfrm4_state.o CC net/ipv4/xfrm4_input.o CC net/sysctl_net.o CC net/ipv4/xfrm4_output.o CC kernel/futex.o CC net/sunrpc/addr.o LD arch/powerpc/math-emu/built-in.o CC kernel/up.o LD net/core/built-in.o CC net/sunrpc/rpcb_clnt.o CC net/sunrpc/timer.o CC fs/ext3/bitmap.o CC kernel/rcu/tiny.o CC mm/rmap.o CC mm/vmalloc.o CC drivers/tty/n_tty.o CC drivers/tty/tty_ioctl.o CC lib/idr.o CC drivers/tty/tty_ldisc.o CC drivers/tty/tty_buffer.o CC kernel/locking/rwsem-xadd.o CC fs/ext3/dir.o CC net/sunrpc/xdr.o CC mm/pagewalk.o CC kernel/sched/loadavg.o CC kernel/irq/devres.o CC kernel/kallsyms.o CC net/ipv4/xfrm4_protocol.o LD drivers/of/built-in.o CC kernel/utsname_sysctl.o CC kernel/elfcore.o CC kernel/irq_work.o CC fs/kernfs/inode.o CC fs/lockd/clntlock.o CC net/xfrm/xfrm_hash.o CC fs/ext2/inode.o CC kernel/time/posix-cpu-timers.o CC fs/kernfs/dir.o CC fs/nfs_common/grace.o CC lib/int_sqrt.o CC fs/nfs/client.o CC lib/ioremap.o CC kernel/sched/clock.o CC lib/irq_regs.o LD kernel/rcu/built-in.o CC kernel/time/timekeeping.o CC kernel/time/ntp.o CC kernel/sched/cputime.o LD kernel/locking/built-in.o CC kernel/sched/idle_task.o LD fs/jbd/jbd.o LD fs/jbd/built-in.o CC kernel/sched/fair.o CC fs/ext3/file.o CC kernel/time/clocksource.o CC kernel/sched/rt.o CC drivers/tty/tty_port.o CC kernel/sched/deadline.o CC mm/pgtable-generic.o CC lib/is_single_threaded.o CC kernel/irq/irqdomain.o CC kernel/irq/proc.o CC fs/ext2/ioctl.o CC lib/klist.o CC net/xfrm/xfrm_input.o CC drivers/tty/tty_mutex.o CC drivers/tty/tty_ldsem.o CC lib/kobject.o CC lib/kobject_uevent.o CC fs/ext3/fsync.o CC fs/lockd/clntproc.o CC fs/ext3/ialloc.o CC fs/ext2/namei.o CC kernel/time/jiffies.o CC kernel/time/timer_list.o CC fs/lockd/clntxdr.o CC fs/ext3/inode.o CC net/sunrpc/sunrpc_syms.o CC fs/lockd/host.o CC net/sunrpc/cache.o CC fs/nfs/dir.o CC fs/nfs/file.o CC fs/nfs/getroot.o CC fs/ext3/ioctl.o CC net/xfrm/xfrm_output.o LD fs/nfs_common/built-in.o CC net/xfrm/xfrm_sysctl.o CC net/xfrm/xfrm_replay.o CC fs/ext2/super.o CC fs/ext2/symlink.o CC fs/ext2/xattr.o CC fs/lockd/svc.o CC kernel/sched/stop_task.o CC fs/nfs/inode.o CC fs/ext2/xattr_user.o CC fs/ext2/xattr_trusted.o CC fs/notify/fsnotify.o CC drivers/tty/pty.o CC lib/md5.o CC fs/proc/task_mmu.o CC lib/plist.o CC fs/proc/inode.o CC fs/kernfs/file.o CC mm/process_vm_access.o CC fs/notify/notification.o LD net/ipv4/built-in.o CC fs/ext3/namei.o CC kernel/sched/wait.o CC lib/proportions.o CC fs/notify/group.o CC kernel/time/timeconv.o LD kernel/irq/built-in.o CC kernel/time/timecounter.o CC fs/kernfs/symlink.o CC kernel/time/posix-clock.o CC kernel/time/alarmtimer.o CC fs/lockd/svclock.o CC kernel/time/clockevents.o CC kernel/time/tick-common.o CC kernel/time/tick-oneshot.o LD drivers/tty/ipwireless/built-in.o CC fs/proc/root.o CC kernel/time/tick-sched.o CC mm/init-mm.o CC kernel/sched/completion.o CC fs/nfs/super.o CC fs/nfs/direct.o CC fs/notify/inode_mark.o CC fs/lockd/svcshare.o CC net/sunrpc/rpc_pipe.o CC drivers/tty/serial/serial_core.o CC fs/ext3/super.o CC fs/ext3/symlink.o CC mm/nobootmem.o CC mm/fadvise.o CC lib/radix-tree.o CC fs/ext3/hash.o CC fs/ext3/resize.o CC fs/notify/mark.o CC fs/nfs/pagelist.o CC fs/ext3/ext3_jbd.o CC fs/ext3/xattr.o CC fs/notify/vfsmount_mark.o CC fs/notify/fdinfo.o CC fs/ext3/xattr_user.o CC fs/notify/dnotify/dnotify.o CC fs/nfs/read.o CC fs/nfs/symlink.o CC kernel/sched/idle.o LD fs/quota/built-in.o CC net/sunrpc/svc_xprt.o CC fs/proc/base.o CC fs/ramfs/inode.o CC fs/ramfs/file-mmu.o LD fs/ext2/ext2.o LD fs/ext2/built-in.o LD drivers/tty/vt/built-in.o CC fs/anon_inodes.o CC fs/sysfs/file.o CC fs/sysfs/dir.o CC fs/lockd/svcproc.o LD fs/kernfs/built-in.o CC fs/sysfs/symlink.o CC fs/proc/generic.o CC lib/ratelimit.o CC fs/nfs/unlink.o CC fs/nfs/write.o CC fs/nfs/namespace.o LD net/xfrm/built-in.o CC fs/ext3/xattr_trusted.o CC net/sunrpc/stats.o CC net/sunrpc/sysctl.o CC drivers/tty/serial/cpm_uart/cpm_uart_core.o CC lib/rbtree.o CC lib/sha1.o CC lib/seq_buf.o CC lib/show_mem.o LD fs/notify/fanotify/built-in.o LD fs/notify/dnotify/built-in.o CC mm/madvise.o CC kernel/sched/debug.o CC lib/string.o LD kernel/time/built-in.o CC mm/memblock.o CC fs/notify/inotify/inotify_fsnotify.o CC mm/dmapool.o CC mm/slub.o CC fs/lockd/svcsubs.o CC fs/proc/array.o CC fs/proc/fd.o CC fs/proc/proc_tty.o CC fs/sysfs/mount.o CC fs/sysfs/group.o CC fs/proc/cmdline.o CC fs/proc/consoles.o CC fs/lockd/mon.o CC fs/nfs/mount_clnt.o CC fs/signalfd.o CC lib/timerqueue.o CC fs/proc/cpuinfo.o CC fs/proc/devices.o CC fs/proc/interrupts.o CC fs/proc/loadavg.o CC lib/vsprintf.o CC fs/lockd/xdr.o CC drivers/tty/serial/cpm_uart/cpm_uart_cpm1.o CC fs/timerfd.o CC fs/nfs/nfstrace.o CC fs/notify/inotify/inotify_user.o CC mm/migrate.o GEN lib/crc32table.h CC fs/nfs/nfsroot.o CC lib/crc32.o LD fs/ramfs/ramfs.o LD fs/ramfs/built-in.o CC fs/eventfd.o CC fs/proc/meminfo.o LD fs/ext3/ext3.o CC fs/lockd/clnt4xdr.o CC fs/aio.o LD fs/ext3/built-in.o CC fs/lockd/xdr4.o CC fs/nfs/sysctl.o CC fs/proc/stat.o CC fs/proc/uptime.o CC fs/proc/version.o CC fs/nfs/nfs2super.o CC fs/locks.o CC fs/lockd/svc4proc.o CC fs/nfs/proc.o CC fs/proc/softirqs.o CC fs/proc/namespaces.o CC fs/binfmt_script.o LD fs/sysfs/built-in.o CC fs/lockd/procfs.o CC fs/nfs/nfs2xdr.o CC fs/proc/self.o CC fs/nfs/nfs3super.o CC fs/nfs/nfs3client.o LD net/sunrpc/sunrpc.o LD net/sunrpc/built-in.o LD net/built-in.o LD kernel/sched/built-in.o CC fs/binfmt_elf.o LD kernel/built-in.o CC fs/nfs/nfs3proc.o CC fs/nfs/nfs3xdr.o CC fs/proc/thread_self.o CC fs/proc/proc_sysctl.o CC fs/proc/proc_net.o CC fs/proc/kmsg.o CC fs/proc/page.o CC fs/mbcache.o CC fs/coredump.o CC fs/drop_caches.o LD lib/built-in.o LD drivers/tty/serial/cpm_uart/cpm_uart.o LD drivers/tty/serial/cpm_uart/built-in.o LD drivers/tty/serial/built-in.o LD drivers/tty/built-in.o LD drivers/built-in.o LD fs/notify/inotify/built-in.o LD fs/notify/built-in.o LD mm/built-in.o LD fs/nfs/nfs.o LD fs/lockd/lockd.o LD fs/lockd/built-in.o AR lib/lib.a LD fs/nfs/nfsv2.o LD fs/nfs/nfsv3.o LD fs/nfs/built-in.o LD fs/proc/proc.o LD fs/proc/built-in.o LD fs/built-in.o 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 KSYM .tmp_kallsyms1.o KSYM .tmp_kallsyms2.o LD vmlinux SYSMAP System.map BOOTCC arch/powerpc/boot/cpm-serial.o BOOTAS arch/powerpc/boot/crt0.o COPY arch/powerpc/boot/zlib.h COPY arch/powerpc/boot/libfdt_internal.h BOOTCC arch/powerpc/boot/devtree.o COPY arch/powerpc/boot/fdt.h COPY arch/powerpc/boot/zconf.h BOOTCC arch/powerpc/boot/cuboot.o BOOTAS arch/powerpc/boot/crtsavres.o COPY arch/powerpc/boot/libfdt.h COPY arch/powerpc/boot/inffixed.h BOOTCC arch/powerpc/boot/fsl-soc.o COPY arch/powerpc/boot/zutil.h BOOTAS arch/powerpc/boot/div64.o COPY arch/powerpc/boot/infutil.h BOOTCC arch/powerpc/boot/mpc8xx.o COPY arch/powerpc/boot/inflate.h COPY arch/powerpc/boot/inftrees.h BOOTCC arch/powerpc/boot/elf_util.o BOOTCC arch/powerpc/boot/mpsc.o BOOTCC arch/powerpc/boot/ofconsole.o BOOTCC arch/powerpc/boot/planetcore.o BOOTCC arch/powerpc/boot/mpc52xx-psc.o COPY arch/powerpc/boot/inffast.h BOOTCC arch/powerpc/boot/stdio.o BOOTCC arch/powerpc/boot/oflib.o BOOTCC arch/powerpc/boot/ns16550.o BOOTCC arch/powerpc/boot/simple_alloc.o BOOTAS arch/powerpc/boot/string.o BOOTCC arch/powerpc/boot/serial.o BOOTCC arch/powerpc/boot/uartlite.o BOOTAS arch/powerpc/boot/util.o BOOTCC arch/powerpc/boot/stdlib.o /opt/cross/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux-gcc -m32 -Wp,-MD,arch/powerpc/boot/.zImage.lds.d -nostdinc -isystem /opt/cross/gcc-4.6.3-nolibc/powerpc-linux/lib/gcc/powerpc-linux/4.6.3/include -I/home/kisskb/slave/src/arch/powerpc/include -Iarch/powerpc/include/generated/uapi -Iarch/powerpc/include/generated -I/home/kisskb/slave/src/include -Iinclude -I/home/kisskb/slave/src/arch/powerpc/include/uapi -Iarch/powerpc/include/generated/uapi -I/home/kisskb/slave/src/include/uapi -Iinclude/generated/uapi -include /home/kisskb/slave/src/include/linux/kconfig.h -D__KERNEL__ -I/home/kisskb/slave/src/arch/powerpc -Iarch/powerpc -E -Wp,-MD,arch/powerpc/boot/.zImage.lds.d -P -Upowerpc \ -D__ASSEMBLY__ -DLINKER_SCRIPT -o arch/powerpc/boot/zImage.lds /home/kisskb/slave/src/arch/powerpc/boot/zImage.lds.S /home/kisskb/slave/src/arch/powerpc/boot/mpc8xx.c: In function 'mpc885_get_clock': /home/kisskb/slave/src/arch/powerpc/boot/mpc8xx.c:27:26: warning: variable 'div' set but not used [-Wunused-but-set-variable] HOSTCC arch/powerpc/boot/addnote HOSTCC arch/powerpc/boot/hack-coff BOOTCC arch/powerpc/boot/cuboot-8xx.o DTC arch/powerpc/boot/mpc866ads.dtb BOOTCC arch/powerpc/boot/epapr.o COPY arch/powerpc/boot/fdt_ro.c COPY arch/powerpc/boot/fdt.c HOSTCC arch/powerpc/boot/mktree BOOTCC arch/powerpc/boot/redboot-8xx.o BOOTCC arch/powerpc/boot/of.o COPY arch/powerpc/boot/fdt_strerror.c COPY arch/powerpc/boot/fdt_wip.c COPY arch/powerpc/boot/fdt_sw.c BOOTCC arch/powerpc/boot/ep88xc.o BOOTAS arch/powerpc/boot/fixed-head.o COPY arch/powerpc/boot/fdt_rw.c COPY arch/powerpc/boot/inffast.c COPY arch/powerpc/boot/inftrees.c BOOTCC arch/powerpc/boot/libfdt-wrapper.o BOOTCC arch/powerpc/boot/main.o COPY arch/powerpc/boot/inflate.c BOOTCC arch/powerpc/boot/empty.o BOOTCC arch/powerpc/boot/gunzip_util.o BOOTCC arch/powerpc/boot/fdt_rw.o BOOTCC arch/powerpc/boot/inffast.o BOOTCC arch/powerpc/boot/fdt.o BOOTCC arch/powerpc/boot/fdt_strerror.o BOOTCC arch/powerpc/boot/fdt_wip.o BOOTCC arch/powerpc/boot/fdt_sw.o BOOTCC arch/powerpc/boot/inflate.o BOOTCC arch/powerpc/boot/fdt_ro.o BOOTCC arch/powerpc/boot/inftrees.o BOOTAR arch/powerpc/boot/wrapper.a WRAP arch/powerpc/boot/cuImage.mpc866ads Image Name: Linux-4.2.0-rc1-gb32aadc Created: Tue Jul 7 16:03:42 2015 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 1740645 Bytes = 1699.85 kB = 1.66 MB Load Address: 00400000 Entry Point: 004001a4 rm arch/powerpc/boot/mpc866ads.dtb make[1]: Leaving directory '/home/kisskb/slave/build/mpe_mpc866_ads_defconfig_powerpc' Completed OK # rm -rf /home/kisskb/slave/build/mpe_mpc866_ads_defconfig_powerpc # Build took: 0:00:23.478987