# git rev-parse -q --verify c4004b02f8e5b9ce357a0bb1641756cc86962664^{commit} c4004b02f8e5b9ce357a0bb1641756cc86962664 already have revision, skipping fetch # git checkout -q -f -B kisskb c4004b02f8e5b9ce357a0bb1641756cc86962664 # git clean -qxdf # git log -1 commit c4004b02f8e5b9ce357a0bb1641756cc86962664 Author: Linus Torvalds Date: Wed Apr 6 13:45:07 2016 -0700 x86: remove the kernel code/data/bss resources from /proc/iomem Let's see if anybody even notices. I doubt anybody uses this, and it does expose addresses that should be randomized, so let's just remove the code. It's old and traditional, and it used to be cute, but we should have removed this long ago. If it turns out anybody notices and this breaks something, we'll have to revert this, and maybe we'll end up using other approaches instead (using %pK or similar). But removing unnecessary code is always the preferred option. Noted-by: Emrah Demir Signed-off-by: Linus Torvalds # < /opt/cross/gcc-4.6.3-nolibc/sparc64-linux/bin/sparc64-linux-gcc --version # < git log --format=%s --max-count=1 c4004b02f8e5b9ce357a0bb1641756cc86962664 # < make -j 48 ARCH=sparc O=/home/kisskb/slave/build/linus_sparc-allnoconfig_sparc64 CROSS_COMPILE=/opt/cross/gcc-4.6.3-nolibc/sparc64-linux/bin/sparc64-linux- allnoconfig # make -j 48 ARCH=sparc O=/home/kisskb/slave/build/linus_sparc-allnoconfig_sparc64 CROSS_COMPILE=/opt/cross/gcc-4.6.3-nolibc/sparc64-linux/bin/sparc64-linux- make[1]: Entering directory '/home/kisskb/slave/build/linus_sparc-allnoconfig_sparc64' GEN ./Makefile scripts/kconfig/conf --silentoldconfig Kconfig CHK include/config/kernel.release UPD include/config/kernel.release GEN ./Makefile WRAP arch/sparc/include/generated/asm/clkdev.h WRAP arch/sparc/include/generated/asm/cputime.h WRAP arch/sparc/include/generated/asm/div64.h WRAP arch/sparc/include/generated/asm/emergency-restart.h WRAP arch/sparc/include/generated/asm/exec.h WRAP arch/sparc/include/generated/asm/irq_regs.h WRAP arch/sparc/include/generated/asm/irq_work.h WRAP arch/sparc/include/generated/asm/linkage.h WRAP arch/sparc/include/generated/asm/local.h WRAP arch/sparc/include/generated/asm/local64.h WRAP arch/sparc/include/generated/asm/mcs_spinlock.h WRAP arch/sparc/include/generated/asm/mm-arch-hooks.h WRAP arch/sparc/include/generated/asm/module.h WRAP arch/sparc/include/generated/asm/mutex.h WRAP arch/sparc/include/generated/asm/preempt.h WRAP arch/sparc/include/generated/asm/serial.h WRAP arch/sparc/include/generated/asm/trace_clock.h WRAP arch/sparc/include/generated/asm/types.h WRAP arch/sparc/include/generated/asm/word-at-a-time.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 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 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/sparc/kernel/asm-offsets.s CHK include/generated/asm-offsets.h UPD include/generated/asm-offsets.h CALL /home/kisskb/slave/src/scripts/checksyscalls.sh :1310:2: warning: #warning syscall preadv2 not implemented [-Wcpp] :1313:2: warning: #warning syscall pwritev2 not implemented [-Wcpp] CC init/main.o CHK include/generated/compile.h CC init/do_mounts.o CC init/noinitramfs.o CC init/calibrate.o CC init/init_task.o UPD include/generated/compile.h CC init/version.o LD usr/built-in.o LD arch/sparc/crypto/built-in.o LD arch/sparc/net/built-in.o CC arch/sparc/math-emu/math_32.o CC arch/sparc/mm/init_32.o CC arch/sparc/mm/fault_32.o CC arch/sparc/mm/srmmu.o CC arch/sparc/mm/extable.o CC arch/sparc/mm/io-unit.o AS arch/sparc/mm/srmmu_access.o CC arch/sparc/mm/iommu.o AS arch/sparc/mm/swift.o AS arch/sparc/mm/tsunami.o CC arch/sparc/mm/leon_mm.o CC arch/sparc/mm/highmem.o AS arch/sparc/mm/hypersparc.o AS arch/sparc/mm/viking.o AS arch/sparc/kernel/entry.o AS arch/sparc/kernel/wuf.o AS arch/sparc/kernel/etrap_32.o AS arch/sparc/kernel/rtrap_32.o CC arch/sparc/kernel/traps_32.o LD certs/built-in.o AS arch/sparc/kernel/wof.o CC arch/sparc/kernel/irq_32.o CC arch/sparc/kernel/idprom.o CC arch/sparc/kernel/signal_32.o CC arch/sparc/kernel/sys_sparc_32.o CC arch/sparc/kernel/sun4d_irq.o CC arch/sparc/kernel/ioport.o CC arch/sparc/kernel/sun4m_irq.o CC arch/sparc/kernel/sigutil_32.o CC arch/sparc/kernel/process_32.o CC arch/sparc/kernel/setup_32.o CC arch/sparc/kernel/time_32.o CC arch/sparc/kernel/of_device_common.o CC arch/sparc/kernel/prom_common.o AS arch/sparc/kernel/systbls_32.o CC arch/sparc/kernel/of_device_32.o CC arch/sparc/kernel/leon_kernel.o CC arch/sparc/kernel/prom_32.o CC arch/sparc/kernel/unaligned_32.o AS arch/sparc/kernel/una_asm_32.o CC arch/sparc/kernel/windows.o CC arch/sparc/kernel/ptrace_32.o CC arch/sparc/kernel/apc.o CC arch/sparc/kernel/auxio_32.o CC arch/sparc/kernel/pmc.o CC arch/sparc/kernel/leon_pmc.o CC arch/sparc/kernel/dma.o CC arch/sparc/kernel/devices.o CC arch/sparc/kernel/cpu.o AS arch/sparc/kernel/head_32.o LDS arch/sparc/kernel/vmlinux.lds CC kernel/panic.o CC kernel/exec_domain.o CC kernel/fork.o CC kernel/sysctl_binary.o CC kernel/capability.o CC kernel/resource.o CC kernel/sysctl.o CC kernel/softirq.o CC kernel/exit.o CC kernel/cpu.o CC kernel/ptrace.o CC kernel/user.o CC kernel/signal.o CC kernel/sys.o CC kernel/kmod.o CC kernel/workqueue.o CC kernel/pid.o CC kernel/task_work.o CC kernel/extable.o CC kernel/params.o CC kernel/sys_ni.o CC kernel/kthread.o CC kernel/nsproxy.o CC kernel/notifier.o LD ipc/built-in.o CC kernel/ksysfs.o CC kernel/cred.o CC kernel/reboot.o CC mm/filemap.o CC kernel/range.o CC mm/mempool.o CC kernel/async.o CC kernel/smpboot.o CC mm/oom_kill.o CC mm/maccess.o LD init/mounts.o CC mm/page_alloc.o LD init/built-in.o CC mm/page-writeback.o LD kernel/livepatch/built-in.o CC mm/readahead.o LD arch/sparc/mm/built-in.o CC kernel/locking/mutex.o CC mm/swap.o CC kernel/power/qos.o CC kernel/up.o CC kernel/dma.o CC kernel/irq/irqdesc.o CC kernel/printk/printk.o CC kernel/memremap.o CC kernel/rcu/update.o CC mm/truncate.o CC security/commoncap.o CC kernel/rcu/sync.o CC kernel/time/time.o CC kernel/time/timer.o CC kernel/rcu/tiny.o CC fs/open.o CC fs/read_write.o CC mm/vmscan.o LD arch/sparc/kernel/built-in.o CC kernel/sched/core.o CC kernel/time/hrtimer.o CC fs/file_table.o CC mm/shmem.o CC kernel/time/itimer.o CC fs/super.o CC mm/util.o CC kernel/time/posix-timers.o CC fs/char_dev.o CC kernel/time/posix-cpu-timers.o CC fs/stat.o CC kernel/time/timekeeping.o CC kernel/irq/handle.o CC mm/mmzone.o CC mm/vmstat.o CC kernel/irq/manage.o CC kernel/sched/loadavg.o CC mm/backing-dev.o CC kernel/time/ntp.o CC kernel/irq/spurious.o CC mm/mm_init.o CC mm/mmu_context.o CC kernel/irq/resend.o CC kernel/locking/semaphore.o CC kernel/irq/chip.o CC kernel/irq/dummychip.o LD kernel/rcu/built-in.o CC kernel/locking/rwsem.o LD kernel/printk/built-in.o CC kernel/irq/devres.o CC kernel/time/clocksource.o CC kernel/time/jiffies.o CC mm/percpu.o CC security/min_addr.o CC fs/exec.o LD kernel/power/built-in.o CC mm/slab_common.o CC fs/pipe.o CC mm/compaction.o CC mm/vmacache.o CC mm/interval_tree.o CC kernel/locking/percpu-rwsem.o CC fs/namei.o CC kernel/time/timer_list.o CC fs/fcntl.o CC mm/list_lru.o CC kernel/time/timeconv.o CC kernel/sched/clock.o CC fs/ioctl.o CC mm/workingset.o CC kernel/sched/cputime.o CC mm/debug.o CC kernel/sched/idle_task.o CC mm/gup.o CC kernel/time/timecounter.o CC mm/highmem.o CC kernel/time/posix-clock.o CC kernel/locking/rwsem-spinlock.o CC fs/readdir.o CC mm/memory.o CC mm/mincore.o CC fs/select.o CC kernel/time/alarmtimer.o LD crypto/built-in.o CC fs/dcache.o CC kernel/time/clockevents.o LD security/built-in.o CC fs/inode.o CC fs/attr.o CC kernel/time/tick-common.o LD kernel/irq/built-in.o CC mm/mlock.o CC kernel/sched/fair.o CC mm/mmap.o CC fs/bad_inode.o CC kernel/sched/rt.o CC kernel/sched/deadline.o CC kernel/sched/stop_task.o CC fs/file.o CC fs/filesystems.o CC kernel/sched/wait.o CC mm/mprotect.o CC mm/mremap.o LD block/built-in.o LD kernel/locking/built-in.o CC mm/msync.o CC mm/rmap.o CC mm/vmalloc.o CC mm/pagewalk.o CC kernel/sched/swait.o CC kernel/sched/completion.o CC fs/namespace.o CC fs/seq_file.o CC fs/xattr.o CC kernel/sched/idle.o CC mm/pgtable-generic.o CC mm/init-mm.o CC fs/libfs.o CC mm/dmapool.o CC mm/bootmem.o CC fs/fs-writeback.o CC mm/slub.o CC fs/pnode.o CC fs/splice.o CC fs/sync.o CC fs/utimes.o CC fs/stack.o LD sound/built-in.o CC fs/fs_struct.o CC fs/statfs.o CC fs/fs_pin.o CC fs/no-block.o CC fs/nsfs.o LD arch/sparc/math-emu/built-in.o LD arch/sparc/built-in.o LD fs/devpts/built-in.o LD fs/exofs/built-in.o LD fs/quota/built-in.o CC fs/ramfs/inode.o CC fs/ramfs/file-mmu.o LD fs/notify/fanotify/built-in.o LD fs/notify/dnotify/built-in.o LD firmware/built-in.o LD fs/notify/inotify/built-in.o LD fs/notify/built-in.o LD net/built-in.o LD kernel/time/built-in.o LD drivers/gpio/built-in.o LD drivers/bus/built-in.o LD drivers/cdrom/built-in.o LD drivers/irqchip/built-in.o LD drivers/net/built-in.o LD drivers/lguest/built-in.o LD drivers/clocksource/built-in.o LD drivers/leds/built-in.o LD drivers/mmc/built-in.o LD drivers/hwtracing/intel_th/built-in.o LD drivers/mfd/built-in.o LD drivers/idle/built-in.o LD drivers/macintosh/built-in.o LD drivers/amba/built-in.o LD drivers/firewire/built-in.o LD drivers/nfc/built-in.o LD drivers/auxdisplay/built-in.o LD drivers/power/built-in.o LD drivers/block/built-in.o LD drivers/platform/built-in.o LD drivers/nvme/host/built-in.o LD drivers/gpu/vga/built-in.o CC drivers/of/device.o LD drivers/clk/bcm/built-in.o CC drivers/of/platform.o LD drivers/pwm/built-in.o LD drivers/i2c/algos/built-in.o LD drivers/i2c/busses/built-in.o LD drivers/hsi/controllers/built-in.o CC drivers/of/base.o CC drivers/of/pdt.o CC drivers/char/mem.o CC drivers/char/misc.o LD drivers/clk/ti/built-in.o LD drivers/i2c/muxes/built-in.o CC drivers/char/random.o LD drivers/nvme/built-in.o CC arch/sparc/prom/console_32.o LD arch/sparc/prom/built-in.o LD kernel/sched/built-in.o LD drivers/hsi/clients/built-in.o CC arch/sparc/prom/bootstr_32.o CC arch/sparc/prom/init_32.o LD drivers/sbus/char/built-in.o CC arch/sparc/prom/mp.o CC arch/sparc/prom/misc_32.o CC arch/sparc/prom/memory.o LD drivers/char/agp/built-in.o CC arch/sparc/prom/printf.o LD kernel/built-in.o LD drivers/misc/cb710/built-in.o LD drivers/misc/lis3lv02d/built-in.o CC arch/sparc/prom/ranges.o LD drivers/hsi/built-in.o LD drivers/i2c/built-in.o LD drivers/misc/eeprom/built-in.o LD drivers/sbus/built-in.o LD drivers/soc/fsl/built-in.o LD drivers/tty/ipwireless/built-in.o LD drivers/clk/built-in.o LD drivers/tty/serial/built-in.o LD drivers/video/backlight/built-in.o LD drivers/soc/bcm/built-in.o CC lib/lockref.o CC drivers/rtc/rtc-lib.o LD drivers/firmware/broadcom/built-in.o CC lib/div64.o CC lib/bcd.o CC drivers/rtc/systohc.o LD drivers/gpu/drm/bridge/built-in.o LD fs/ramfs/ramfs.o LD drivers/soc/built-in.o CC lib/parser.o CC lib/sort.o LD drivers/misc/ti-st/built-in.o LD drivers/gpu/drm/i2c/built-in.o CC lib/halfmd4.o LD fs/ramfs/built-in.o CC arch/sparc/prom/tree_32.o LD drivers/misc/mic/bus/built-in.o LD drivers/firmware/built-in.o LD drivers/tty/vt/built-in.o CC lib/debug_locks.o LD drivers/video/fbdev/core/built-in.o CC drivers/rtc/class.o CC lib/random32.o CC drivers/rtc/interface.o CC drivers/base/component.o LD drivers/tty/built-in.o LD drivers/gpu/drm/panel/built-in.o LD drivers/misc/mic/built-in.o CC lib/bust_spinlocks.o LD drivers/gpu/drm/tilcdc/built-in.o CC drivers/rtc/rtc-m48t59.o LD drivers/media/firewire/built-in.o CC lib/kasprintf.o CC lib/bitmap.o CC arch/sparc/lib/atomic32.o CC lib/scatterlist.o CC drivers/base/core.o CC lib/lcm.o CC lib/list_sort.o CC lib/uuid.o LD drivers/misc/built-in.o CC lib/gcd.o LD drivers/media/i2c/soc_camera/built-in.o LD drivers/media/tuners/built-in.o LD drivers/video/fbdev/omap2/omapfb/displays/built-in.o LD drivers/media/mmc/siano/built-in.o LD drivers/gpu/drm/omapdrm/displays/built-in.o LD drivers/media/common/b2c2/built-in.o LD drivers/media/platform/omap/built-in.o CC lib/flex_array.o CC lib/iov_iter.o LD drivers/video/fbdev/omap2/omapfb/dss/built-in.o LD drivers/media/rc/keymaps/built-in.o LD drivers/gpu/drm/omapdrm/dss/built-in.o LD drivers/media/common/saa7146/built-in.o LD drivers/media/i2c/built-in.o CC drivers/base/dd.o LD drivers/media/platform/built-in.o CC drivers/base/bus.o CC lib/clz_ctz.o CC arch/sparc/lib/ucmpdi2.o LD drivers/media/common/siano/built-in.o CC lib/bsearch.o LD drivers/gpu/drm/omapdrm/built-in.o LD drivers/media/mmc/built-in.o CC drivers/base/syscore.o CC lib/find_bit.o CC drivers/base/driver.o LD drivers/video/fbdev/omap2/omapfb/built-in.o LD drivers/media/rc/built-in.o CC drivers/base/platform.o CC drivers/base/class.o CC arch/sparc/lib/ksyms.o CC drivers/base/firmware.o CC drivers/base/cpu.o AS arch/sparc/lib/ashldi3.o LD drivers/media/common/built-in.o CC lib/llist.o CC drivers/base/init.o LD drivers/gpu/drm/built-in.o CC lib/memweight.o CC lib/kfifo.o LD drivers/video/fbdev/omap2/built-in.o CC lib/percpu-refcount.o CC lib/percpu_ida.o LD virt/lib/built-in.o CC drivers/base/map.o CC lib/rhashtable.o AS arch/sparc/lib/ashrdi3.o CC lib/reciprocal_div.o CC arch/sparc/lib/bitext.o AS arch/sparc/lib/blockops.o AS arch/sparc/lib/checksum_32.o LD drivers/video/fbdev/built-in.o CC drivers/base/devres.o CC arch/sparc/lib/cmpdi2.o AS arch/sparc/lib/copy_user.o CC lib/once.o LD mm/built-in.o CC lib/hexdump.o CC lib/string_helpers.o LD virt/built-in.o LD drivers/media/usb/b2c2/built-in.o AS arch/sparc/lib/divdi3.o LD drivers/video/built-in.o AS arch/sparc/lib/locks.o LD drivers/media/pci/b2c2/built-in.o CC lib/pci_iomap.o CC lib/kstrtox.o AR arch/sparc/prom/lib.a AS arch/sparc/lib/lshrdi3.o CC drivers/base/attribute_container.o LD drivers/gpu/built-in.o CC lib/iomap_copy.o CC lib/devres.o AS arch/sparc/lib/memcmp.o CC lib/hweight.o AS arch/sparc/lib/memcpy.o AS arch/sparc/lib/memscan_32.o LD drivers/of/built-in.o CC lib/syscall.o CC drivers/base/transport_class.o AS arch/sparc/lib/memset.o AS arch/sparc/lib/muldi3.o LD drivers/media/usb/dvb-usb/built-in.o AS arch/sparc/lib/udivdi3.o AS arch/sparc/lib/strlen.o AS arch/sparc/lib/strncmp_32.o CC drivers/base/topology.o LD drivers/media/pci/ddbridge/built-in.o LD drivers/media/usb/dvb-usb-v2/built-in.o CC lib/atomic64.o LD arch/sparc/lib/built-in.o CC drivers/base/container.o CC drivers/base/property.o CC lib/strncpy_from_user.o CC drivers/base/cacheinfo.o LD drivers/media/usb/siano/built-in.o LD drivers/media/usb/s2255/built-in.o CC lib/strnlen_user.o CC drivers/base/dma-mapping.o LD drivers/base/power/built-in.o LD drivers/media/usb/ttusb-budget/built-in.o CC lib/argv_split.o LD drivers/media/usb/stkwebcam/built-in.o CC lib/dec_and_lock.o CC lib/cmdline.o CC lib/ctype.o CC lib/clz_tab.o LD drivers/media/pci/dm1105/built-in.o AR arch/sparc/lib/lib.a LD drivers/media/usb/ttusb-dec/built-in.o LD drivers/media/usb/zr364xx/built-in.o CC lib/dma-noop.o CC lib/decompress.o LD drivers/media/pci/pluto2/built-in.o CC lib/dump_stack.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/pt3/built-in.o LD drivers/media/pci/pt1/built-in.o CC lib/earlycpio.o LD drivers/media/usb/built-in.o CC lib/extable.o CC lib/int_sqrt.o CC lib/idr.o CC lib/flex_proportions.o CC lib/ioremap.o CC lib/irq_regs.o CC lib/is_single_threaded.o LD drivers/media/pci/smipcie/built-in.o CC lib/klist.o LD drivers/media/pci/ttpci/built-in.o CC lib/kobject.o CC lib/kobject_uevent.o CC lib/md5.o LD drivers/media/pci/saa7146/built-in.o CC lib/nmi_backtrace.o LD fs/built-in.o CC lib/plist.o CC lib/proportions.o CC lib/ratelimit.o CC lib/radix-tree.o LD drivers/char/built-in.o CC lib/sha1.o CC lib/show_mem.o CC lib/rbtree.o CC lib/seq_buf.o LD drivers/media/pci/built-in.o CC lib/string.o CC lib/timerqueue.o CC lib/vsprintf.o LD drivers/rtc/rtc-core.o LD drivers/rtc/built-in.o LD drivers/media/built-in.o LD lib/built-in.o LD drivers/base/built-in.o LD drivers/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 STRIP arch/sparc/boot/image kernel: arch/sparc/boot/image is ready STRIP arch/sparc/boot/zImage kernel: arch/sparc/boot/zImage is ready make[1]: Leaving directory '/home/kisskb/slave/build/linus_sparc-allnoconfig_sparc64' Completed OK # rm -rf /home/kisskb/slave/build/linus_sparc-allnoconfig_sparc64 # Build took: 0:00:10.811038