# git rev-parse -q --verify c0a36013639b06760f7c2c21a8387eac855432e1^{commit} c0a36013639b06760f7c2c21a8387eac855432e1 already have revision, skipping fetch # git checkout -q -f -B kisskb c0a36013639b06760f7c2c21a8387eac855432e1 # git clean -qxdf # git log -1 commit c0a36013639b06760f7c2c21a8387eac855432e1 Author: Benjamin Herrenschmidt Date: Tue Nov 15 15:28:33 2016 +1100 powerpc/64: Fix setting of AIL in hypervisor mode Commit d3cbff1b5 "powerpc: Put exception configuration in a common place" broke the setting of the AIL bit (which enables taking exceptions with the MMU still on) on all processors, moving it incorrectly to a function called only on the boot CPU. This was correct for the guest case but not when running in hypervisor mode. This fixes it by partially reverting that commit, putting the setting back in cpu_ready_for_interrupts() Fixes: d3cbff1b5a90 ("powerpc: Put exception configuration in a common place") Cc: stable@vger.kernel.org # v4.8+ Signed-off-by: Benjamin Herrenschmidt Signed-off-by: Michael Ellerman # < /opt/cross/kisskb/gcc-5.3.0-nolibc/powerpc64-linux/bin/powerpc64-linux-gcc --version # < git log --format=%s --max-count=1 c0a36013639b06760f7c2c21a8387eac855432e1 # < make -j 48 ARCH=powerpc O=/home/kisskb/slave/build/powerpc-fixes_powerpc-allnoconfig_powerpc-5.3 CROSS_COMPILE=/opt/cross/kisskb/gcc-5.3.0-nolibc/powerpc64-linux/bin/powerpc64-linux- allnoconfig # make -j 48 ARCH=powerpc O=/home/kisskb/slave/build/powerpc-fixes_powerpc-allnoconfig_powerpc-5.3 CROSS_COMPILE=/opt/cross/kisskb/gcc-5.3.0-nolibc/powerpc64-linux/bin/powerpc64-linux- make[1]: Entering directory '/home/kisskb/slave/build/powerpc-fixes_powerpc-allnoconfig_powerpc-5.3' GEN ./Makefile scripts/kconfig/conf --silentoldconfig Kconfig CHK include/config/kernel.release GEN ./Makefile UPD include/config/kernel.release WRAP arch/powerpc/include/generated/asm/clkdev.h WRAP arch/powerpc/include/generated/asm/div64.h WRAP arch/powerpc/include/generated/asm/export.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/vtime.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/dtc/dtc.o HOSTCC scripts/dtc/flattree.o CC scripts/mod/empty.o HOSTCC scripts/dtc/fstree.o HOSTCC scripts/dtc/data.o HOSTCC scripts/dtc/treesource.o HOSTCC scripts/dtc/livetree.o HOSTCC scripts/mod/mk_elfconfig SHIPPED scripts/dtc/dtc-parser.tab.h SHIPPED scripts/dtc/dtc-parser.tab.c HOSTCC scripts/dtc/checks.o CC scripts/mod/devicetable-offsets.s HOSTCC scripts/dtc/util.o SHIPPED scripts/dtc/dtc-lexer.lex.c HOSTCC scripts/dtc/srcpos.o HOSTCC scripts/dtc/dtc-parser.tab.o HOSTCC scripts/dtc/dtc-lexer.lex.o 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/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 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 LD arch/powerpc/sysdev/built-in.o LD arch/powerpc/platforms/built-in.o CC arch/powerpc/mm/mem.o CC arch/powerpc/mm/fault.o UPD include/generated/compile.h CC arch/powerpc/mm/pgtable_32.o CC arch/powerpc/mm/ppc_mmu_32.o CC arch/powerpc/mm/init_32.o CC arch/powerpc/mm/pgtable.o CC arch/powerpc/mm/mmap.o CC arch/powerpc/mm/hugetlbpage.o CC arch/powerpc/mm/tlb_hash32.o CC arch/powerpc/mm/mmu_context_hash32.o AS arch/powerpc/mm/hash_low_32.o CC init/version.o AS arch/powerpc/lib/string.o CC arch/powerpc/lib/alloc.o AS arch/powerpc/lib/copy_32.o AS arch/powerpc/lib/checksum_32.o CC arch/powerpc/lib/code-patching.o AS arch/powerpc/lib/crtsavres.o AS arch/powerpc/lib/div64.o CC arch/powerpc/lib/feature-fixups.o CC arch/powerpc/lib/checksum_wrappers.o LD arch/powerpc/math-emu/built-in.o LD arch/powerpc/crypto/built-in.o CC arch/powerpc/kernel/vdso.o CC arch/powerpc/kernel/cputable.o CC arch/powerpc/kernel/align.o CC arch/powerpc/kernel/syscalls.o CC arch/powerpc/kernel/irq.o CC arch/powerpc/kernel/pmc.o CC arch/powerpc/kernel/signal_32.o CC arch/powerpc/kernel/ptrace.o CC arch/powerpc/kernel/idle.o CPP arch/powerpc/kernel/systbl_chk.i CC arch/powerpc/kernel/sysfs.o CC arch/powerpc/kernel/process.o CC arch/powerpc/kernel/signal.o CC arch/powerpc/kernel/cacheinfo.o CC arch/powerpc/kernel/prom_parse.o CC arch/powerpc/kernel/prom.o CC arch/powerpc/kernel/traps.o CC arch/powerpc/kernel/of_platform.o CC arch/powerpc/kernel/setup-common.o LD arch/powerpc/net/built-in.o CC arch/powerpc/kernel/time.o CC arch/powerpc/kernel/udbg.o AS arch/powerpc/kernel/misc_32.o CC arch/powerpc/kernel/dma.o CC arch/powerpc/kernel/io.o AS arch/powerpc/kernel/misc.o AS arch/powerpc/kernel/idle_6xx.o AS arch/powerpc/kernel/l2cr_6xx.o AS arch/powerpc/kernel/cpu_setup_6xx.o AS arch/powerpc/kernel/entry_32.o CC arch/powerpc/kernel/setup_32.o CC arch/powerpc/kernel/pci_32.o CC arch/powerpc/kernel/pci_of_scan.o AS arch/powerpc/kernel/head_32.o CC arch/powerpc/kernel/iomap.o LDS arch/powerpc/kernel/vmlinux.lds AS arch/powerpc/kernel/fpu.o CC arch/powerpc/kernel/pci-common.o CALL /home/kisskb/slave/src/arch/powerpc/kernel/systbl_chk.sh AS arch/powerpc/kernel/systbl.o CC kernel/fork.o VDSO32A arch/powerpc/kernel/vdso32/gettimeofday.o VDSO32A arch/powerpc/kernel/vdso32/datapage.o VDSO32A arch/powerpc/kernel/vdso32/note.o VDSO32A arch/powerpc/kernel/vdso32/cacheflush.o VDSO32A arch/powerpc/kernel/vdso32/sigtramp.o LDS arch/powerpc/kernel/vdso32/vdso32.lds CC kernel/exec_domain.o LD certs/built-in.o LD init/mounts.o CC kernel/cpu.o CC kernel/panic.o CC kernel/softirq.o CC kernel/exit.o CC kernel/resource.o CC kernel/sysctl_binary.o CC kernel/ptrace.o CC kernel/sysctl.o CC kernel/capability.o VDSO32L arch/powerpc/kernel/vdso32/vdso32.so.dbg CC kernel/user.o CC kernel/sys.o CC kernel/signal.o OBJCOPY arch/powerpc/kernel/vdso32/vdso32.so LD ipc/built-in.o AS arch/powerpc/kernel/vdso32/vdso32_wrapper.o CC kernel/kmod.o LD arch/powerpc/lib/built-in.o CC kernel/workqueue.o CC kernel/task_work.o CC kernel/pid.o CC security/commoncap.o CC security/min_addr.o LD arch/powerpc/kernel/vdso32/built-in.o CC kernel/extable.o CC kernel/params.o CC kernel/kthread.o CC kernel/nsproxy.o CC kernel/sys_ni.o LD crypto/built-in.o CC kernel/notifier.o LD arch/powerpc/mm/built-in.o CC kernel/ksysfs.o CC kernel/cred.o CC kernel/reboot.o CC kernel/async.o CC kernel/smpboot.o CC kernel/range.o LD block/built-in.o CC mm/filemap.o CC kernel/ucount.o CC kernel/irq/irqdesc.o LD kernel/livepatch/built-in.o CC kernel/irq/handle.o CC kernel/irq/manage.o LD firmware/built-in.o LD sound/built-in.o LD net/built-in.o CC fs/open.o CC kernel/power/qos.o CC kernel/locking/mutex.o CC kernel/locking/semaphore.o LD virt/lib/built-in.o LD drivers/amba/built-in.o LD drivers/auxdisplay/built-in.o CC kernel/irq/spurious.o CC kernel/printk/printk.o CC kernel/irq/resend.o LD virt/built-in.o CC kernel/irq/chip.o CC drivers/base/core.o CC drivers/base/component.o CC lib/lockref.o LD init/built-in.o CC lib/div64.o CC kernel/rcu/update.o CC lib/bcd.o CC kernel/locking/rwsem-xadd.o CC kernel/locking/percpu-rwsem.o CC lib/sort.o CC kernel/locking/rwsem.o CC kernel/dma.o CC kernel/up.o CC kernel/irq/dummychip.o CC lib/parser.o CC lib/halfmd4.o CC lib/debug_locks.o CC fs/read_write.o CC kernel/elfcore.o CC mm/oom_kill.o CC kernel/memremap.o CC kernel/rcu/sync.o CC mm/mempool.o CC lib/random32.o CC kernel/sched/core.o CC kernel/sched/loadavg.o CC lib/bust_spinlocks.o CC lib/kasprintf.o LD kernel/printk/built-in.o CC lib/bitmap.o CC kernel/rcu/tiny.o CC kernel/time/time.o CC kernel/time/timer.o CC drivers/base/bus.o CC kernel/time/hrtimer.o CC kernel/time/itimer.o CC drivers/base/dd.o CC drivers/base/syscore.o CC drivers/base/driver.o CC drivers/base/class.o CC drivers/base/platform.o CC lib/scatterlist.o CC kernel/time/posix-timers.o CC mm/maccess.o CC lib/gcd.o CC lib/lcm.o CC lib/list_sort.o CC kernel/irq/devres.o CC kernel/time/timekeeping.o CC lib/uuid.o CC kernel/irq/irqdomain.o CC kernel/time/posix-cpu-timers.o CC kernel/time/ntp.o CC lib/flex_array.o CC kernel/time/clocksource.o LD arch/powerpc/kernel/built-in.o CC kernel/time/jiffies.o CC kernel/time/timer_list.o LD kernel/rcu/built-in.o CC lib/clz_ctz.o CC fs/file_table.o CC lib/iov_iter.o CC drivers/base/cpu.o CC fs/super.o CC lib/bsearch.o CC fs/char_dev.o CC fs/exec.o CC lib/find_bit.o CC fs/namei.o CC lib/llist.o LD kernel/locking/built-in.o CC fs/stat.o LD security/built-in.o CC lib/memweight.o CC fs/pipe.o CC kernel/time/timeconv.o CC kernel/time/timecounter.o LD kernel/power/built-in.o CC fs/ioctl.o CC kernel/time/posix-clock.o CC fs/fcntl.o CC fs/readdir.o LD drivers/block/built-in.o CC kernel/time/clockevents.o CC kernel/time/alarmtimer.o CC lib/kfifo.o LD drivers/cdrom/built-in.o LD drivers/bus/built-in.o CC kernel/time/tick-common.o CC kernel/sched/clock.o CC drivers/base/firmware.o CC drivers/base/map.o CC lib/percpu-refcount.o CC drivers/base/init.o CC lib/percpu_ida.o CC lib/rhashtable.o CC drivers/base/devres.o CC fs/select.o CC lib/reciprocal_div.o CC lib/once.o CC drivers/base/attribute_container.o LD drivers/clk/bcm/built-in.o CC drivers/char/mem.o CC kernel/sched/cputime.o CC drivers/char/misc.o CC drivers/char/random.o LD drivers/clk/mvebu/built-in.o LD drivers/char/agp/built-in.o LD drivers/clk/ti/built-in.o CC kernel/sched/idle_task.o LD drivers/clk/built-in.o CC lib/hexdump.o CC lib/string_helpers.o CC mm/page_alloc.o CC lib/kstrtox.o CC lib/pci_iomap.o CC fs/inode.o CC fs/attr.o CC fs/bad_inode.o CC lib/devres.o CC lib/iomap_copy.o CC fs/dcache.o CC lib/hweight.o CC drivers/base/transport_class.o LD drivers/clocksource/built-in.o CC lib/bitrev.o LD drivers/firewire/built-in.o CC drivers/base/container.o CC drivers/base/topology.o HOSTCC lib/gen_crc32table CC drivers/base/property.o CC lib/syscall.o CC kernel/sched/fair.o CC lib/strnlen_user.o CC lib/strncpy_from_user.o CC lib/atomic64.o CC fs/file.o LD drivers/firmware/broadcom/built-in.o CC lib/argv_split.o CC lib/chacha20.o LD drivers/firmware/meson/built-in.o CC drivers/base/cacheinfo.o LD drivers/firmware/built-in.o CC lib/cmdline.o CC drivers/base/dma-mapping.o CC lib/ctype.o LD drivers/base/power/built-in.o CC lib/decompress.o CC lib/dec_and_lock.o LD drivers/gpu/drm/bridge/built-in.o LD drivers/hwtracing/intel_th/built-in.o CC mm/page-writeback.o CC fs/filesystems.o CC lib/dma-noop.o LD drivers/gpu/vga/built-in.o LD drivers/idle/built-in.o LD drivers/gpu/drm/hisilicon/built-in.o CC lib/earlycpio.o CC lib/dump_stack.o CC kernel/sched/deadline.o LD kernel/irq/built-in.o CC kernel/sched/rt.o LD drivers/i2c/algos/built-in.o CC mm/readahead.o CC lib/extable.o LD drivers/gpu/drm/i2c/built-in.o CC lib/fdt_empty_tree.o CC lib/fdt.o CC fs/namespace.o CC drivers/irqchip/irqchip.o CC lib/fdt_ro.o CC lib/fdt_rw.o LD drivers/i2c/muxes/built-in.o LD drivers/lguest/built-in.o LD drivers/gpu/drm/panel/built-in.o LD drivers/i2c/busses/built-in.o CC lib/fdt_strerror.o CC mm/swap.o CC kernel/sched/stop_task.o CC lib/fdt_sw.o LD drivers/gpu/drm/tilcdc/built-in.o CC lib/fdt_wip.o LD drivers/macintosh/built-in.o LD drivers/i2c/built-in.o LD drivers/gpu/drm/omapdrm/displays/built-in.o LD drivers/gpu/drm/omapdrm/dss/built-in.o CC lib/flex_proportions.o LD drivers/irqchip/built-in.o CC fs/seq_file.o CC mm/truncate.o CC fs/xattr.o LD drivers/mfd/built-in.o CC fs/pnode.o CC fs/fs-writeback.o CC mm/vmscan.o CC fs/libfs.o CC fs/splice.o CC mm/shmem.o CC mm/util.o CC lib/idr.o CC mm/mmzone.o CC lib/int_sqrt.o CC fs/sync.o LD drivers/gpu/drm/omapdrm/built-in.o CC fs/utimes.o CC lib/ioremap.o CC fs/stack.o LD drivers/base/built-in.o CC fs/fs_struct.o CC mm/vmstat.o LD drivers/gpu/drm/built-in.o CC kernel/sched/wait.o LD drivers/mmc/built-in.o LD kernel/time/built-in.o CC kernel/sched/swait.o CC lib/irq_regs.o CC lib/is_single_threaded.o CC kernel/sched/completion.o LD drivers/misc/cb710/built-in.o CC kernel/sched/idle.o CC fs/statfs.o CC mm/backing-dev.o LD drivers/gpu/built-in.o CC fs/fs_pin.o CC mm/mm_init.o CC lib/klist.o CC lib/kobject.o CC fs/nsfs.o LD drivers/net/built-in.o LD drivers/misc/eeprom/built-in.o CC lib/kobject_uevent.o LD drivers/media/common/b2c2/built-in.o CC lib/md5.o LD drivers/nfc/built-in.o LD drivers/misc/lis3lv02d/built-in.o LD drivers/media/common/saa7146/built-in.o CC lib/nmi_backtrace.o CC mm/mmu_context.o CC lib/nodemask.o LD drivers/media/common/siano/built-in.o CC fs/no-block.o CC mm/percpu.o CC mm/slab_common.o LD drivers/media/common/v4l2-tpg/built-in.o CC mm/compaction.o CC mm/vmacache.o LD drivers/misc/mic/bus/built-in.o LD drivers/nvme/host/built-in.o LD fs/devpts/built-in.o CC mm/interval_tree.o LD drivers/misc/mic/built-in.o LD drivers/media/common/built-in.o LD fs/exofs/built-in.o CC lib/plist.o LD fs/notify/fanotify/built-in.o CC lib/radix-tree.o LD drivers/misc/ti-st/built-in.o LD fs/notify/dnotify/built-in.o LD fs/notify/inotify/built-in.o CC fs/ramfs/inode.o LD fs/quota/built-in.o LD drivers/media/firewire/built-in.o LD drivers/nvme/target/built-in.o CC fs/ramfs/file-mmu.o LD drivers/misc/built-in.o CC fs/binfmt_elf.o LD drivers/nvme/built-in.o LD fs/notify/built-in.o CC mm/workingset.o CC lib/ratelimit.o CC lib/rbtree.o CC mm/list_lru.o LD drivers/media/mmc/siano/built-in.o CC mm/highmem.o CC mm/memory.o CC mm/debug.o LD drivers/media/mmc/built-in.o CC mm/gup.o LD drivers/platform/built-in.o LD drivers/media/rc/keymaps/built-in.o LD drivers/media/rc/built-in.o CC drivers/of/base.o LD drivers/media/i2c/soc_camera/built-in.o LD drivers/media/spi/built-in.o LD drivers/media/platform/omap/built-in.o LD drivers/power/built-in.o LD drivers/pwm/built-in.o LD drivers/char/built-in.o LD drivers/media/platform/built-in.o LD drivers/media/i2c/built-in.o LD drivers/media/tuners/built-in.o LD drivers/soc/bcm/built-in.o CC lib/seq_buf.o LD drivers/soc/fsl/built-in.o LD drivers/usb/host/built-in.o CC lib/show_mem.o CC lib/sha1.o CC lib/string.o CC mm/mincore.o LD drivers/tty/serial/built-in.o LD drivers/tty/ipwireless/built-in.o CC mm/mprotect.o CC mm/mlock.o LD drivers/usb/built-in.o CC mm/mmap.o LD drivers/tty/vt/built-in.o LD drivers/soc/built-in.o CC drivers/pci/access.o CC mm/mremap.o CC lib/timerqueue.o CC drivers/of/device.o CC drivers/pci/bus.o CC mm/rmap.o CC mm/msync.o LD drivers/tty/built-in.o LD fs/ramfs/ramfs.o LD fs/ramfs/built-in.o CC mm/vmalloc.o CC drivers/pci/probe.o CC drivers/pci/host-bridge.o CC mm/pagewalk.o CC lib/vsprintf.o LD drivers/media/pci/b2c2/built-in.o LD drivers/video/backlight/built-in.o CC lib/win_minmax.o LD drivers/media/usb/b2c2/built-in.o LD drivers/media/pci/ddbridge/built-in.o CC mm/pgtable-generic.o CC mm/init-mm.o LD drivers/media/usb/dvb-usb/built-in.o CC mm/nobootmem.o LD drivers/media/usb/dvb-usb-v2/built-in.o LD drivers/video/fbdev/core/built-in.o LD drivers/media/pci/dm1105/built-in.o CC drivers/pci/remove.o CC drivers/of/platform.o CC drivers/pci/pci-driver.o LD drivers/media/usb/s2255/built-in.o LD drivers/media/usb/siano/built-in.o CC drivers/pci/pci.o CC drivers/pci/search.o GEN lib/crc32table.h LD kernel/sched/built-in.o CC lib/crc32.o LD drivers/media/pci/mantis/built-in.o LD drivers/media/usb/stkwebcam/built-in.o LD drivers/media/usb/zr364xx/built-in.o LD drivers/media/pci/netup_unidvb/built-in.o LD drivers/media/pci/ngene/built-in.o CC mm/memblock.o LD kernel/built-in.o LD drivers/media/usb/ttusb-dec/built-in.o LD drivers/media/usb/ttusb-budget/built-in.o LD drivers/media/pci/pluto2/built-in.o CC drivers/of/fdt.o CC drivers/of/fdt_address.o CC mm/dmapool.o CC drivers/of/address.o LD drivers/video/fbdev/omap2/omapfb/displays/built-in.o LD drivers/media/usb/built-in.o CC drivers/of/irq.o LD drivers/media/pci/pt1/built-in.o CC mm/slub.o CC drivers/of/of_pci.o CC drivers/of/of_pci_irq.o LD drivers/media/pci/pt3/built-in.o LD drivers/media/pci/saa7146/built-in.o LD drivers/video/fbdev/omap2/omapfb/dss/built-in.o CC drivers/of/of_reserved_mem.o CC drivers/pci/rom.o CC drivers/pci/pci-sysfs.o LD drivers/video/fbdev/omap2/omapfb/built-in.o LD drivers/media/pci/ttpci/built-in.o LD drivers/media/pci/smipcie/built-in.o CC drivers/pci/setup-res.o CC drivers/pci/irq.o CC drivers/pci/setup-bus.o LD drivers/media/pci/built-in.o CC drivers/pci/vc.o CC drivers/pci/vpd.o LD drivers/video/fbdev/omap2/built-in.o LD drivers/media/built-in.o CC drivers/pci/syscall.o LD drivers/video/fbdev/built-in.o LD drivers/video/built-in.o CC drivers/pci/of.o LD drivers/pci/host/built-in.o AR lib/lib.a EXPORTS lib/lib-ksyms.o LD lib/built-in.o LD drivers/of/built-in.o LD fs/built-in.o LD mm/built-in.o LD drivers/pci/built-in.o LD drivers/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 SYSMAP System.map /opt/cross/kisskb/gcc-5.3.0-nolibc/powerpc64-linux/bin/powerpc64-linux-strip -s -R .comment vmlinux -o arch/powerpc/boot/vmlinux.strip make[1]: Leaving directory '/home/kisskb/slave/build/powerpc-fixes_powerpc-allnoconfig_powerpc-5.3' Completed OK # rm -rf /home/kisskb/slave/build/powerpc-fixes_powerpc-allnoconfig_powerpc-5.3 # Build took: 0:00:15.113424