# git rev-parse -q --verify 311fc65c9fb9c966bca8e6f3ff8132ce57344ab9^{commit} 311fc65c9fb9c966bca8e6f3ff8132ce57344ab9 already have revision, skipping fetch # git checkout -q -f -B kisskb 311fc65c9fb9c966bca8e6f3ff8132ce57344ab9 # git clean -qxdf # git log -1 commit 311fc65c9fb9c966bca8e6f3ff8132ce57344ab9 Author: Eric W. Biederman Date: Thu Aug 24 15:13:29 2017 -0500 pty: Repair TIOCGPTPEER The implementation of TIOCGPTPEER has two issues. When /dev/ptmx (as opposed to /dev/pts/ptmx) is opened the wrong vfsmount is passed to dentry_open. Which results in the kernel displaying the wrong pathname for the peer. The second is simply by caching the vfsmount and dentry of the peer it leaves them open, in a way they were not previously Which because of the inreased reference counts can cause unnecessary behaviour differences resulting in regressions. To fix these move the ioctl into tty_io.c at a generic level allowing the ioctl to have access to the struct file on which the ioctl is being called. This allows the path of the slave to be derived when opening the slave through TIOCGPTPEER instead of requiring the path to the slave be cached. Thus removing the need for caching the path. A new function devpts_ptmx_path is factored out of devpts_acquire and used to implement a function devpts_mntget. The new function devpts_mntget takes a filp to perform the lookup on and fsi so that it can confirm that the superblock that is found by devpts_ptmx_path is the proper superblock. v2: Lots of fixes to make the code actually work v3: Suggestions by Linus - Removed the unnecessary initialization of filp in ptm_open_peer - Simplified devpts_ptmx_path as gotos are no longer required [ This is the fix for the issue that was reverted in commit 143c97cc6529, but this time without breaking 'pbuilder' due to increased reference counts - Linus ] Fixes: 54ebbfb16034 ("tty: add TIOCGPTPEER ioctl") Reported-by: Christian Brauner Reported-and-tested-by: Stefan Lippers-Hollmann Signed-off-by: "Eric W. Biederman" Signed-off-by: Linus Torvalds # < /opt/cross/kisskb/gcc-4.6.3-nolibc/arm-unknown-linux-gnueabi/bin/arm-unknown-linux-gnueabi-gcc --version # < git log --format=%s --max-count=1 311fc65c9fb9c966bca8e6f3ff8132ce57344ab9 # < make -j 10 ARCH=arm O=/home/kisskb/slave/build/linus_clps711x_defconfig_arm CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/arm-unknown-linux-gnueabi/bin/arm-unknown-linux-gnueabi- clps711x_defconfig # make -j 10 ARCH=arm O=/home/kisskb/slave/build/linus_clps711x_defconfig_arm CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/arm-unknown-linux-gnueabi/bin/arm-unknown-linux-gnueabi- make[1]: Entering directory '/home/kisskb/slave/build/linus_clps711x_defconfig_arm' GEN ./Makefile scripts/kconfig/conf --silentoldconfig Kconfig CHK include/config/kernel.release SYSHDR arch/arm/include/generated/uapi/asm/unistd-common.h SYSHDR arch/arm/include/generated/uapi/asm/unistd-oabi.h SYSHDR arch/arm/include/generated/uapi/asm/unistd-eabi.h GEN ./Makefile WRAP arch/arm/include/generated/uapi/asm/bitsperlong.h WRAP arch/arm/include/generated/uapi/asm/errno.h WRAP arch/arm/include/generated/uapi/asm/ioctl.h WRAP arch/arm/include/generated/uapi/asm/ipcbuf.h WRAP arch/arm/include/generated/uapi/asm/msgbuf.h WRAP arch/arm/include/generated/uapi/asm/param.h WRAP arch/arm/include/generated/uapi/asm/poll.h WRAP arch/arm/include/generated/uapi/asm/resource.h WRAP arch/arm/include/generated/uapi/asm/shmbuf.h WRAP arch/arm/include/generated/uapi/asm/sembuf.h WRAP arch/arm/include/generated/uapi/asm/siginfo.h WRAP arch/arm/include/generated/uapi/asm/socket.h WRAP arch/arm/include/generated/uapi/asm/sockios.h WRAP arch/arm/include/generated/uapi/asm/termbits.h WRAP arch/arm/include/generated/uapi/asm/termios.h CHK include/generated/uapi/linux/version.h UPD include/generated/uapi/linux/version.h WRAP arch/arm/include/generated/asm/clkdev.h WRAP arch/arm/include/generated/asm/current.h WRAP arch/arm/include/generated/asm/early_ioremap.h WRAP arch/arm/include/generated/asm/emergency-restart.h WRAP arch/arm/include/generated/asm/exec.h WRAP arch/arm/include/generated/asm/extable.h WRAP arch/arm/include/generated/asm/irq_regs.h WRAP arch/arm/include/generated/asm/kdebug.h WRAP arch/arm/include/generated/asm/local.h WRAP arch/arm/include/generated/asm/local64.h WRAP arch/arm/include/generated/asm/mm-arch-hooks.h WRAP arch/arm/include/generated/asm/msi.h WRAP arch/arm/include/generated/asm/parport.h WRAP arch/arm/include/generated/asm/preempt.h WRAP arch/arm/include/generated/asm/rwsem.h WRAP arch/arm/include/generated/asm/seccomp.h WRAP arch/arm/include/generated/asm/segment.h WRAP arch/arm/include/generated/asm/serial.h WRAP arch/arm/include/generated/asm/simd.h WRAP arch/arm/include/generated/asm/sizes.h WRAP arch/arm/include/generated/asm/timex.h WRAP arch/arm/include/generated/asm/trace_clock.h WRAP arch/arm/include/generated/asm/unaligned.h HOSTCC scripts/kallsyms HOSTCC scripts/sortextable 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 CC scripts/mod/devicetable-offsets.s HOSTCC scripts/dtc/treesource.o CHK scripts/mod/devicetable-offsets.h UPD scripts/mod/devicetable-offsets.h HOSTCC scripts/dtc/srcpos.o MKELF scripts/mod/elfconfig.h HOSTCC scripts/mod/modpost.o UPD include/config/kernel.release HOSTCC scripts/mod/file2alias.o Using /home/kisskb/slave/src as source for kernel HOSTCC scripts/dtc/checks.o CHK include/generated/utsrelease.h UPD include/generated/utsrelease.h HOSTCC scripts/dtc/util.o SHIPPED scripts/dtc/dtc-lexer.lex.c SYSNR arch/arm/include/generated/asm/unistd-nr.h HOSTCC scripts/mod/sumversion.o GEN arch/arm/include/generated/asm/mach-types.h SYSTBL arch/arm/include/generated/calls-oabi.S SYSTBL arch/arm/include/generated/calls-eabi.S SHIPPED scripts/dtc/dtc-parser.tab.h SHIPPED scripts/dtc/dtc-parser.tab.c HOSTCC scripts/dtc/dtc-lexer.lex.o HOSTCC scripts/dtc/dtc-parser.tab.o CC kernel/bounds.s CHK include/generated/timeconst.h UPD include/generated/timeconst.h CHK include/generated/bounds.h UPD include/generated/bounds.h CC arch/arm/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 HOSTCC usr/gen_init_cpio CC init/do_mounts.o CC init/do_mounts_initrd.o CC init/initramfs.o CC init/calibrate.o CC init/init_task.o UPD include/generated/compile.h CC arch/arm/mm/extable.o CC arch/arm/common/firmware.o CC arch/arm/kernel/elf.o CC arch/arm/mm/fault.o AS arch/arm/kernel/entry-common.o CC arch/arm/kernel/irq.o GEN usr/initramfs_data.cpio CC arch/arm/mm/init.o AS usr/initramfs_data.o AR usr/built-in.o CC arch/arm/mm/iomap.o AR arch/arm/common/built-in.o CC arch/arm/mm/dma-mapping.o CC arch/arm/mm/fault-armv.o AR arch/arm/probes/built-in.o AR arch/arm/net/built-in.o CC arch/arm/mm/flush.o CC arch/arm/kernel/opcodes.o CC arch/arm/kernel/process.o CC arch/arm/mm/idmap.o CC arch/arm/mm/ioremap.o CC arch/arm/kernel/ptrace.o CC arch/arm/kernel/reboot.o CC arch/arm/kernel/return_address.o CC init/version.o CC arch/arm/kernel/setup.o AR init/mounts.o CC arch/arm/mm/mmap.o AR init/built-in.o AR arch/arm/crypto/built-in.o CC arch/arm/mm/pgd.o AR arch/arm/firmware/built-in.o CC arch/arm/kernel/signal.o AS arch/arm/kernel/sigreturn_codes.o CC arch/arm/kernel/stacktrace.o CC arch/arm/kernel/sys_arm.o CC arch/arm/mm/mmu.o CC kernel/fork.o CC kernel/exec_domain.o CC kernel/panic.o CC arch/arm/kernel/time.o CC arch/arm/mm/pageattr.o CC arch/arm/mm/alignment.o CC arch/arm/kernel/traps.o CC arch/arm/kernel/atags_parse.o AS arch/arm/kernel/entry-armv.o CC kernel/cpu.o AS arch/arm/kernel/sleep.o AS arch/arm/mm/abort-ev7.o AS arch/arm/mm/pabort-v7.o AS arch/arm/mm/cache-v7.o CC arch/arm/kernel/suspend.o CC arch/arm/kernel/jump_label.o CC kernel/exit.o CC kernel/softirq.o CC kernel/resource.o AR certs/built-in.o CC kernel/sysctl.o CC arch/arm/mm/copypage-v6.o CC arch/arm/kernel/insn.o CC mm/filemap.o CC arch/arm/kernel/patch.o CC mm/mempool.o CC arch/arm/mm/context.o CC fs/open.o CC fs/read_write.o CC fs/file_table.o CC arch/arm/kernel/unwind.o AS arch/arm/mm/tlb-v7.o AS arch/arm/mm/proc-v7.o CC arch/arm/kernel/devtree.o CC ipc/util.o CC security/commoncap.o CC arch/arm/mm/l2c-common.o CC arch/arm/mm/cache-l2x0.o CC kernel/sysctl_binary.o CC block/bio.o CC crypto/api.o CC crypto/cipher.o CC arch/arm/kernel/io.o AS arch/arm/kernel/debug.o CC ipc/msgutil.o CC arch/arm/kernel/early_printk.o AS arch/arm/kernel/hyp-stub.o CC kernel/capability.o CC fs/super.o AS arch/arm/kernel/smccc-call.o CC block/elevator.o AS arch/arm/kernel/head.o CC mm/oom_kill.o CC crypto/compress.o CC security/min_addr.o LDS arch/arm/kernel/vmlinux.lds AR arch/arm/kernel/built-in.o CC block/blk-core.o AS arch/arm/mm/l2c-l2x0-resume.o CC ipc/msg.o AR arch/arm/mm/built-in.o CC block/blk-tag.o AR security/built-in.o CC fs/char_dev.o CC kernel/ptrace.o CC crypto/memneq.o CC crypto/crypto_wq.o CC mm/maccess.o CC mm/page_alloc.o CC ipc/sem.o CC ipc/shm.o CC crypto/algapi.o CC kernel/user.o CC fs/stat.o CC kernel/signal.o CC kernel/sys.o CC fs/exec.o CC fs/pipe.o CC crypto/scatterwalk.o CC ipc/syscall.o CC ipc/ipc_sysctl.o CC kernel/kmod.o CC block/blk-sysfs.o CC block/blk-flush.o AR ipc/built-in.o CC fs/namei.o CC crypto/proc.o CC crypto/aead.o AR drivers/amba/built-in.o AR drivers/auxdisplay/built-in.o AR sound/built-in.o CC kernel/workqueue.o AR firmware/built-in.o CC drivers/base/component.o CC crypto/ablkcipher.o CC crypto/blkcipher.o AR drivers/block/built-in.o CC crypto/skcipher.o CC block/blk-settings.o CC mm/page-writeback.o CC drivers/base/core.o CC block/blk-ioc.o CC block/blk-map.o CC block/blk-exec.o AR drivers/bus/built-in.o CC kernel/pid.o CC kernel/task_work.o CC crypto/echainiv.o CC kernel/extable.o CC block/blk-merge.o CC net/socket.o CC drivers/base/bus.o CC drivers/base/dd.o CC crypto/ahash.o CC crypto/shash.o AS arch/arm/lib/ashldi3.o AS arch/arm/lib/ashrdi3.o CC lib/lockref.o CC mm/readahead.o AS arch/arm/lib/backtrace.o CC kernel/params.o AS arch/arm/lib/bswapsdi2.o CC fs/fcntl.o CC lib/bcd.o CC lib/div64.o AS arch/arm/lib/call_with_stack.o CC drivers/base/syscore.o AS arch/arm/lib/changebit.o CC block/blk-softirq.o AS arch/arm/lib/clear_user.o AS arch/arm/lib/clearbit.o AS arch/arm/lib/copy_from_user.o CC drivers/base/driver.o CC crypto/akcipher.o AS arch/arm/lib/copy_page.o CC lib/sort.o AS arch/arm/lib/copy_to_user.o CC lib/parser.o CC lib/debug_locks.o AS arch/arm/lib/csumipv6.o AS arch/arm/lib/csumpartial.o CC mm/swap.o AR net/802/built-in.o AS arch/arm/lib/csumpartialcopy.o CC kernel/kthread.o CC block/blk-timeout.o CC drivers/base/class.o CC drivers/base/platform.o CC net/bpf/test_run.o AS arch/arm/lib/csumpartialcopyuser.o CC lib/random32.o CC crypto/kpp.o AS arch/arm/lib/delay-loop.o CC arch/arm/lib/delay.o CC fs/ioctl.o AS arch/arm/lib/div64.o CC block/blk-lib.o CC lib/bust_spinlocks.o AS arch/arm/lib/findbit.o CC lib/kasprintf.o AS arch/arm/lib/getuser.o CC crypto/acompress.o AS arch/arm/lib/io-readsb.o CC crypto/scompress.o AS arch/arm/lib/io-readsl.o CC kernel/sys_ni.o CC kernel/nsproxy.o AS arch/arm/lib/io-readsw-armv4.o CC lib/bitmap.o AR net/bpf/built-in.o CC net/core/sock.o AS arch/arm/lib/io-writesb.o CC drivers/base/cpu.o AS arch/arm/lib/io-writesl.o CC fs/readdir.o CC block/blk-mq.o CC mm/truncate.o AS arch/arm/lib/io-writesw-armv4.o AS arch/arm/lib/lib1funcs.o AS arch/arm/lib/lshrdi3.o AS arch/arm/lib/memchr.o AR drivers/cdrom/built-in.o CC mm/vmscan.o AS arch/arm/lib/memcpy.o CC crypto/algboss.o CC drivers/base/firmware.o AS arch/arm/lib/memmove.o CC lib/scatterlist.o CC kernel/notifier.o AS arch/arm/lib/memset.o AS arch/arm/lib/memzero.o CC fs/select.o AS arch/arm/lib/muldi3.o CC drivers/base/init.o AS arch/arm/lib/putuser.o AS arch/arm/lib/setbit.o AS arch/arm/lib/strchr.o CC drivers/base/map.o CC drivers/base/devres.o AS arch/arm/lib/strrchr.o CC kernel/ksysfs.o AS arch/arm/lib/testchangebit.o CC lib/gcd.o AS arch/arm/lib/testclearbit.o CC crypto/testmgr.o CC lib/lcm.o AS arch/arm/lib/testsetbit.o CC lib/list_sort.o CC crypto/hmac.o AS arch/arm/lib/ucmpdi2.o CC lib/uuid.o AR arch/arm/lib/lib.a EXPORTS arch/arm/lib/lib-ksyms.o AR arch/arm/lib/built-in.o CC kernel/cred.o CC lib/flex_array.o CC drivers/base/attribute_container.o CC drivers/base/transport_class.o CC drivers/base/topology.o CC lib/iov_iter.o CC drivers/char/mem.o CC block/blk-mq-tag.o CC drivers/char/random.o CC crypto/crypto_null.o CC net/core/request_sock.o CC fs/dcache.o CC drivers/base/container.o CC kernel/reboot.o CC drivers/base/property.o CC crypto/sha256_generic.o CC mm/shmem.o CC block/blk-stat.o CC net/core/skbuff.o CC block/blk-mq-sysfs.o CC kernel/async.o CC kernel/range.o CC drivers/char/misc.o CC kernel/smpboot.o CC kernel/ucount.o CC block/blk-mq-cpumap.o CC drivers/base/cacheinfo.o CC crypto/aes_generic.o CC crypto/rng.o CC kernel/groups.o AR drivers/char/agp/built-in.o AR drivers/char/built-in.o CC crypto/drbg.o CC lib/clz_ctz.o CC fs/inode.o CC block/blk-mq-sched.o CC lib/bsearch.o CC lib/find_bit.o CC lib/llist.o CC drivers/base/power/sysfs.o CC lib/memweight.o CC lib/kfifo.o CC mm/util.o CC kernel/bpf/core.o CC drivers/base/power/generic_ops.o CC lib/percpu-refcount.o CC block/ioctl.o CC block/genhd.o CC crypto/jitterentropy.o CC crypto/jitterentropy-kcapi.o CC block/partition-generic.o CC drivers/base/power/common.o CC mm/mmzone.o CC lib/percpu_ida.o CC drivers/base/power/qos.o CC mm/vmstat.o CC fs/attr.o AR crypto/crypto.o AR crypto/crypto_algapi.o AR crypto/crypto_blkcipher.o AR crypto/crypto_hash.o AR crypto/crypto_acompress.o AR crypto/cryptomgr.o AR crypto/jitterentropy_rng.o AR crypto/built-in.o CC fs/bad_inode.o CC lib/rhashtable.o CC fs/file.o CC fs/filesystems.o CC mm/backing-dev.o CC mm/mm_init.o AR kernel/bpf/built-in.o CC block/ioprio.o CC kernel/irq/irqdesc.o CC net/core/datagram.o CC drivers/base/power/runtime.o CC drivers/base/power/wakeirq.o CC drivers/base/power/main.o AR drivers/char/ipmi/built-in.o CC net/ethernet/eth.o CC fs/namespace.o CC kernel/irq/handle.o CC block/badblocks.o CC block/partitions/check.o CC mm/mmu_context.o CC lib/reciprocal_div.o CC lib/once.o CC lib/refcount.o CC kernel/irq/manage.o CC kernel/irq/spurious.o CC mm/percpu.o CC lib/usercopy.o CC mm/slab_common.o CC block/partitions/msdos.o CC net/core/stream.o CC lib/errseq.o CC lib/string_helpers.o AR net/ethernet/built-in.o CC lib/hexdump.o CC drivers/base/power/wakeup.o CC block/scsi_ioctl.o CC fs/seq_file.o CC block/partitions/efi.o CC lib/kstrtox.o CC kernel/irq/resend.o AR virt/lib/built-in.o AR virt/built-in.o CC mm/compaction.o CC net/core/scm.o AR kernel/livepatch/built-in.o CC lib/pci_iomap.o CC kernel/irq/chip.o CC kernel/irq/dummychip.o CC drivers/base/power/clock_ops.o CC kernel/irq/devres.o CC kernel/irq/autoprobe.o CC fs/xattr.o CC lib/iomap_copy.o CC kernel/irq/irqdomain.o AR block/partitions/built-in.o CC block/bsg.o CC lib/devres.o CC mm/vmacache.o CC mm/swap_slots.o AR drivers/base/power/built-in.o AR drivers/base/test/built-in.o CC drivers/base/dma-mapping.o CC net/core/gen_stats.o CC drivers/base/dma-coherent.o CC drivers/clk/clk-devres.o CC lib/hweight.o CC kernel/irq/proc.o CC kernel/irq/pm.o CC mm/interval_tree.o CC lib/bitrev.o CC lib/rational.o CC lib/crc-ccitt.o CC fs/libfs.o CC drivers/clk/clk-bulk.o CC mm/list_lru.o HOSTCC lib/gen_crc32table CC drivers/base/firmware_class.o CC net/core/gen_estimator.o CC lib/genalloc.o CC block/noop-iosched.o CC block/deadline-iosched.o AR kernel/irq/built-in.o CC drivers/clk/clkdev.o CC kernel/locking/mutex.o CC kernel/locking/semaphore.o CC mm/workingset.o CC mm/debug.o CC drivers/clk/clk.o CC lib/lz4/lz4_decompress.o CC drivers/clk/clk-divider.o CC block/mq-deadline.o CC net/core/net_namespace.o AR drivers/base/built-in.o CC drivers/clk/clk-fixed-factor.o CC kernel/locking/rwsem.o CC fs/fs-writeback.o CC lib/lzo/lzo1x_decompress_safe.o CC mm/gup.o CC kernel/locking/percpu-rwsem.o AR lib/lzo/lzo_decompress.o AR lib/lzo/built-in.o CC block/kyber-iosched.o CC fs/pnode.o CC kernel/locking/rtmutex.o CC kernel/locking/rwsem-xadd.o CC mm/highmem.o CC mm/memory.o CC mm/mincore.o CC net/core/secure_seq.o CC net/core/flow_dissector.o AR kernel/locking/built-in.o CC fs/splice.o AR block/built-in.o CC net/core/sysctl_net_core.o CC kernel/power/qos.o CC drivers/clk/clk-fixed-rate.o CC drivers/clocksource/timer-of.o AR lib/lz4/built-in.o CC lib/xz/xz_dec_syms.o CC drivers/clocksource/timer-probe.o CC drivers/clk/clk-gate.o CC kernel/power/main.o CC lib/xz/xz_dec_stream.o CC fs/sync.o CC fs/utimes.o CC drivers/clk/clk-multiplier.o CC fs/stack.o AR drivers/clocksource/built-in.o CC fs/fs_struct.o CC drivers/clk/clk-mux.o CC lib/xz/xz_dec_lzma2.o CC lib/xz/xz_dec_bcj.o CC kernel/power/process.o CC kernel/power/suspend.o CC fs/statfs.o CC drivers/clk/clk-composite.o CC net/ipv4/route.o AR drivers/crypto/built-in.o CC net/core/dev.o CC mm/mlock.o AR drivers/firewire/built-in.o CC mm/mmap.o AR lib/xz/xz_dec.o AR lib/xz/built-in.o CC net/ipv4/inetpeer.o CC drivers/clk/clk-fractional-divider.o CC lib/zlib_inflate/inffast.o CC drivers/clk/clk-gpio.o CC fs/fs_pin.o AR kernel/power/built-in.o CC kernel/printk/printk.o CC lib/zlib_inflate/inflate.o CC fs/nsfs.o CC lib/zlib_inflate/infutil.o CC drivers/clk/clk-conf.o CC lib/zlib_inflate/inftrees.o AR drivers/clk/bcm/built-in.o AR drivers/firmware/broadcom/built-in.o AR drivers/clk/imgtec/built-in.o AR drivers/firmware/meson/built-in.o AR drivers/clk/mvebu/built-in.o AR drivers/firmware/tegra/built-in.o AR drivers/firmware/built-in.o AR drivers/clk/renesas/built-in.o AR drivers/clk/ti/built-in.o AR drivers/gpu/drm/hisilicon/built-in.o AR drivers/clk/built-in.o AR drivers/gpu/drm/bridge/synopsys/built-in.o AR drivers/gpu/vga/built-in.o AR drivers/gpu/drm/bridge/built-in.o CC fs/buffer.o CC fs/block_dev.o CC fs/direct-io.o AR drivers/gpu/drm/i2c/built-in.o CC lib/zlib_inflate/inflate_syms.o AR drivers/gpu/drm/omapdrm/displays/built-in.o AR drivers/gpu/drm/omapdrm/dss/built-in.o AR drivers/gpu/drm/omapdrm/built-in.o AR drivers/gpu/drm/panel/built-in.o AR drivers/gpu/drm/tilcdc/built-in.o AR drivers/gpu/drm/built-in.o CC net/ipv6/addrconf_core.o AR drivers/gpu/built-in.o AR drivers/hwtracing/intel_th/built-in.o CC drivers/i2c/i2c-boardinfo.o /home/kisskb/slave/src/kernel/printk/printk.c: In function 'devkmsg_sysctl_set_loglvl': /home/kisskb/slave/src/kernel/printk/printk.c:186:16: warning: 'old' may be used uninitialized in this function [-Wuninitialized] AR lib/zlib_inflate/zlib_inflate.o AR lib/zlib_inflate/built-in.o CC lib/swiotlb.o CC drivers/i2c/i2c-core-base.o CC mm/mprotect.o CC net/ipv4/protocol.o CC kernel/printk/printk_safe.o CC net/ipv6/exthdrs_core.o AR kernel/printk/built-in.o CC net/ipv4/ip_input.o CC kernel/rcu/update.o CC mm/mremap.o CC lib/iommu-helper.o CC kernel/rcu/sync.o CC lib/iommu-common.o CC net/ipv6/ip6_checksum.o CC kernel/rcu/srcutiny.o CC drivers/i2c/i2c-core-smbus.o CC drivers/i2c/i2c-core-of.o CC lib/syscall.o CC kernel/rcu/tiny.o CC mm/msync.o CC fs/mpage.o CC net/irda/iriap.o AR drivers/i2c/algos/built-in.o AR drivers/i2c/busses/built-in.o AR drivers/i2c/muxes/built-in.o AR drivers/i2c/i2c-core.o AR drivers/i2c/built-in.o CC mm/page_vma_mapped.o AR drivers/idle/built-in.o CC drivers/irqchip/irqchip.o AR kernel/rcu/built-in.o CC net/ipv4/ip_fragment.o CC kernel/sched/core.o CC net/ipv6/ip6_icmp.o CC lib/nlattr.o AR drivers/irqchip/built-in.o CC drivers/leds/led-core.o CC net/ipv6/output_core.o CC mm/pagewalk.o CC fs/proc_namespace.o CC net/irda/iriap_event.o CC drivers/leds/led-class.o CC net/core/ethtool.o CC lib/dynamic_queue_limits.o CC lib/strncpy_from_user.o CC mm/pgtable-generic.o AR drivers/lguest/built-in.o CC net/ipv6/protocol.o CC drivers/leds/led-triggers.o CC drivers/leds/trigger/ledtrig-heartbeat.o CC fs/cramfs/inode.o CC net/ipv4/ip_forward.o CC lib/strnlen_user.o CC net/irda/irlmp.o CC lib/net_utils.o AR drivers/leds/trigger/built-in.o CC fs/cramfs/uncompress.o CC mm/rmap.o AR drivers/leds/built-in.o AR drivers/macintosh/built-in.o CC net/ipv6/ip6_offload.o CC net/ipv4/ip_options.o AR drivers/media/common/b2c2/built-in.o AR drivers/media/common/saa7146/built-in.o AR drivers/media/common/siano/built-in.o AR drivers/media/common/v4l2-tpg/built-in.o AR drivers/media/common/built-in.o AR drivers/media/firewire/built-in.o AR drivers/media/i2c/soc_camera/built-in.o AR drivers/media/i2c/built-in.o AR drivers/media/mmc/siano/built-in.o AR drivers/media/mmc/built-in.o CC lib/sbitmap.o CC kernel/sched/loadavg.o AR drivers/media/pci/b2c2/built-in.o AR drivers/media/pci/ddbridge/built-in.o AR drivers/media/pci/dm1105/built-in.o AR fs/cramfs/cramfs.o AR fs/cramfs/built-in.o AR drivers/media/pci/mantis/built-in.o CC fs/devpts/inode.o AR drivers/media/pci/netup_unidvb/built-in.o AR drivers/media/pci/ngene/built-in.o AR drivers/media/pci/pluto2/built-in.o AR drivers/media/pci/pt1/built-in.o AR drivers/media/pci/pt3/built-in.o AR drivers/media/pci/saa7146/built-in.o AR drivers/media/pci/smipcie/built-in.o AR drivers/media/pci/ttpci/built-in.o AR drivers/media/pci/built-in.o AR drivers/media/platform/blackfin/built-in.o AR drivers/media/platform/davinci/built-in.o AR fs/exofs/built-in.o AR drivers/media/platform/omap/built-in.o CC mm/vmalloc.o AR drivers/media/platform/stm32/built-in.o AR drivers/media/platform/built-in.o AR drivers/media/rc/keymaps/built-in.o AR drivers/media/rc/built-in.o AR drivers/media/spi/built-in.o CC kernel/sched/clock.o AR drivers/media/tuners/built-in.o AR drivers/media/usb/b2c2/built-in.o AR drivers/media/usb/dvb-usb/built-in.o AR drivers/media/usb/dvb-usb-v2/built-in.o AR drivers/media/usb/s2255/built-in.o AR drivers/media/usb/siano/built-in.o AR drivers/media/usb/stkwebcam/built-in.o AR drivers/media/usb/ttusb-budget/built-in.o AR drivers/media/usb/ttusb-dec/built-in.o CC net/irda/irlmp_event.o AR drivers/media/usb/zr364xx/built-in.o AR drivers/media/usb/built-in.o CC lib/argv_split.o AR drivers/media/built-in.o AR drivers/mfd/built-in.o CC net/ipv6/tcpv6_offload.o CC kernel/sched/cputime.o AR drivers/misc/cb710/built-in.o AR drivers/misc/eeprom/built-in.o AR drivers/misc/lis3lv02d/built-in.o AR drivers/misc/mic/bus/built-in.o AR drivers/misc/mic/built-in.o AR drivers/mmc/built-in.o AR drivers/misc/ti-st/built-in.o AR drivers/misc/built-in.o CC drivers/mtd/mtdcore.o CC drivers/net/Space.o CC lib/bug.o AR fs/devpts/devpts.o CC net/ipv4/ip_output.o AR fs/devpts/built-in.o CC fs/exportfs/expfs.o CC lib/chacha20.o CC kernel/sched/idle_task.o CC drivers/net/loopback.o CC net/core/dev_addr_lists.o AR fs/exportfs/exportfs.o AR fs/exportfs/built-in.o CC net/ipv6/exthdrs_offload.o CC fs/ext2/balloc.o CC net/irda/irlmp_frame.o CC lib/cmdline.o CC lib/ctype.o CC lib/dec_and_lock.o CC mm/process_vm_access.o CC lib/decompress.o CC kernel/sched/fair.o CC lib/decompress_bunzip2.o CC drivers/mtd/mtdsuper.o AR net/ipv6/built-in.o CC drivers/mtd/mtdconcat.o CC net/irda/irlap.o CC mm/init-mm.o CC fs/ext2/dir.o CC net/core/dst.o AR drivers/net/ethernet/alacritech/built-in.o AR drivers/net/ethernet/amazon/built-in.o AR drivers/net/ethernet/aquantia/built-in.o AR drivers/net/ethernet/arc/built-in.o CC drivers/net/ethernet/cirrus/cs89x0.o CC lib/decompress_inflate.o CC lib/decompress_unlz4.o CC net/ipv4/ip_sockglue.o CC mm/nobootmem.o CC kernel/sched/rt.o CC kernel/sched/deadline.o CC lib/decompress_unlzma.o CC net/irda/irlap_event.o CC mm/fadvise.o CC fs/ext2/file.o CC net/core/netevent.o CC drivers/mtd/mtdpart.o AR drivers/net/ethernet/cirrus/built-in.o AR drivers/net/ethernet/ezchip/built-in.o AR drivers/net/ethernet/hisilicon/built-in.o AR drivers/net/ethernet/microchip/built-in.o AR drivers/net/ethernet/netronome/built-in.o CC net/ipv4/inet_hashtables.o CC lib/decompress_unlzo.o AR drivers/net/ethernet/qualcomm/emac/built-in.o AR drivers/net/ethernet/qualcomm/built-in.o AR drivers/net/ethernet/renesas/built-in.o AR drivers/net/ethernet/rocker/built-in.o AR drivers/net/ethernet/samsung/built-in.o CC fs/ext2/ialloc.o AR drivers/net/ethernet/synopsys/built-in.o AR drivers/net/ethernet/via/built-in.o AR drivers/net/ethernet/built-in.o CC drivers/net/irda/irtty-sir.o CC mm/madvise.o CC net/core/neighbour.o CC kernel/sched/wait.o CC lib/decompress_unxz.o CC mm/memblock.o CC net/irda/irlap_frame.o CC lib/dump_stack.o CC fs/ext2/inode.o CC drivers/mtd/mtdchar.o CC kernel/sched/wait_bit.o CC lib/earlycpio.o CC drivers/net/irda/sir_dev.o CC lib/extable.o AR drivers/nfc/built-in.o CC lib/fdt.o CC net/ipv4/inet_timewait_sock.o CC net/ipv4/inet_connection_sock.o CC kernel/sched/swait.o CC lib/fdt_empty_tree.o CC lib/fdt_ro.o CC mm/page_io.o CC kernel/sched/completion.o CC lib/fdt_rw.o CC net/irda/timer.o CC kernel/sched/idle.o CC fs/ext2/ioctl.o CC net/irda/qos.o CC lib/fdt_strerror.o CC lib/fdt_sw.o CC drivers/mtd/ofpart.o CC drivers/net/irda/sir_dongle.o CC lib/fdt_wip.o CC mm/swap_state.o CC lib/flex_proportions.o CC fs/ext2/namei.o CC fs/ext2/super.o CC net/ipv4/tcp.o CC drivers/mtd/cmdlinepart.o CC kernel/sched/debug.o CC net/irda/irqueue.o CC lib/idr.o AR drivers/net/irda/sir-dev.o AR drivers/net/irda/built-in.o AR drivers/net/phy/built-in.o AR drivers/net/built-in.o CC drivers/mtd/chips/chipreg.o CC net/core/rtnetlink.o CC net/core/utils.o CC mm/swapfile.o CC fs/ext2/symlink.o CC lib/int_sqrt.o CC lib/ioremap.o CC drivers/mtd/chips/cfi_probe.o CC drivers/mtd/chips/cfi_util.o CC net/irda/irttp.o CC lib/irq_regs.o AR kernel/sched/built-in.o AR fs/ext2/ext2.o AR fs/ext2/built-in.o CC fs/kernfs/mount.o CC kernel/time/time.o CC drivers/mtd/chips/cfi_cmdset_0020.o CC lib/is_single_threaded.o AR drivers/nvme/host/built-in.o AR drivers/nvme/target/built-in.o AR drivers/nvme/built-in.o CC net/core/link_watch.o CC drivers/of/base.o CC lib/klist.o CC fs/kernfs/inode.o CC net/irda/irda_device.o CC lib/kobject.o CC kernel/time/timer.o CC fs/minix/bitmap.o CC fs/kernfs/dir.o CC drivers/of/device.o CC mm/dmapool.o CC net/irda/irias_object.o CC lib/kobject_uevent.o CC drivers/mtd/chips/cfi_cmdset_0002.o CC fs/minix/itree_v1.o CC net/ipv4/tcp_input.o CC kernel/time/hrtimer.o CC drivers/of/platform.o CC mm/slob.o CC net/irda/wrapper.o CC net/core/filter.o CC fs/kernfs/file.o CC lib/nmi_backtrace.o CC fs/minix/itree_v2.o CC kernel/time/timekeeping.o CC drivers/of/property.o CC lib/nodemask.o CC net/irda/af_irda.o CC mm/migrate.o CC lib/plist.o CC lib/radix-tree.o CC fs/kernfs/symlink.o CC drivers/of/fdt.o CC fs/minix/namei.o AR fs/kernfs/built-in.o CC drivers/mtd/chips/cfi_cmdset_0001.o CC fs/notify/fsnotify.o CC fs/minix/inode.o CC lib/ratelimit.o CC fs/notify/notification.o CC lib/rbtree.o CC drivers/of/fdt_address.o CC mm/early_ioremap.o CC net/irda/discovery.o CC kernel/time/ntp.o CC fs/notify/group.o CC net/core/sock_diag.o CC fs/minix/file.o CC drivers/of/address.o AR mm/built-in.o CC fs/minix/dir.o CC fs/notify/mark.o CC lib/seq_buf.o CC lib/sha1.o CC kernel/time/clocksource.o CC net/irda/parameters.o CC drivers/mtd/chips/gen_probe.o AR drivers/mtd/devices/built-in.o CC fs/notify/fdinfo.o CC net/core/dev_ioctl.o CC lib/show_mem.o CC drivers/of/irq.o CC drivers/mtd/chips/jedec_probe.o AR fs/minix/minix.o AR fs/minix/built-in.o CC drivers/mtd/chips/map_ram.o CC net/irda/irnetlink.o CC net/irda/irmod.o CC lib/siphash.o CC net/ipv4/tcp_output.o CC fs/notify/dnotify/dnotify.o CC kernel/time/jiffies.o CC kernel/time/timer_list.o AR drivers/mtd/chips/built-in.o AR drivers/mtd/lpddr/built-in.o CC drivers/mtd/maps/plat-ram.o CC net/core/tso.o CC drivers/of/of_net.o AR fs/notify/dnotify/built-in.o AR fs/notify/fanotify/built-in.o CC fs/notify/inotify/inotify_fsnotify.o CC drivers/of/of_reserved_mem.o CC drivers/mtd/nand/nand_base.o AR drivers/mtd/maps/built-in.o CC net/irda/irproc.o AR drivers/mtd/onenand/built-in.o CC net/core/sock_reuseport.o CC kernel/time/timeconv.o CC lib/string.o CC fs/notify/inotify/inotify_user.o CC kernel/time/timecounter.o AR drivers/pci/dwc/built-in.o CC kernel/time/alarmtimer.o AR drivers/of/built-in.o CC drivers/mtd/nand/nand_bbt.o CC net/core/flow.o CC drivers/mtd/nand/nand_timings.o CC lib/timerqueue.o CC net/irda/irsysctl.o CC lib/vsprintf.o CC lib/win_minmax.o AR drivers/mtd/parsers/built-in.o CC kernel/time/posix-timers.o AR fs/notify/inotify/built-in.o AR fs/notify/built-in.o CC net/ipv4/tcp_timer.o CC fs/proc/task_mmu.o CC net/ipv4/tcp_ipv4.o CC net/core/net-sysfs.o AR net/irda/irda.o AR net/irda/built-in.o CC net/ipv4/tcp_minisocks.o CC net/core/net-procfs.o CC kernel/time/posix-cpu-timers.o CC fs/proc/inode.o CC net/core/gro_cells.o AR drivers/platform/built-in.o AR fs/quota/built-in.o CC fs/ramfs/inode.o CC fs/proc/root.o CC fs/proc/base.o CC drivers/mtd/nand/nand_ids.o CC fs/proc/generic.o GEN lib/crc32table.h AR lib/lib.a CC lib/crc32.o CC fs/proc/array.o CC net/netlink/af_netlink.o AR net/core/built-in.o CC net/packet/af_packet.o CC drivers/mtd/nand/nand_amd.o CC fs/ramfs/file-mmu.o CC kernel/time/posix-clock.o CC net/ipv4/tcp_cong.o CC drivers/mtd/nand/nand_hynix.o EXPORTS lib/lib-ksyms.o AR lib/built-in.o AR drivers/power/built-in.o AR drivers/mtd/tests/built-in.o AR drivers/ptp/built-in.o CC drivers/pwm/core.o AR fs/ramfs/ramfs.o AR fs/ramfs/built-in.o CC drivers/pwm/sysfs.o CC net/sched/sch_generic.o CC kernel/time/itimer.o CC drivers/mtd/nand/nand_macronix.o CC drivers/mtd/nand/nand_micron.o CC drivers/mtd/nand/nand_samsung.o CC fs/proc/fd.o CC kernel/freezer.o AR drivers/pwm/built-in.o CC drivers/mtd/mtd_blkdevs.o CC kernel/time/clockevents.o CC kernel/time/tick-common.o CC net/ipv4/tcp_metrics.o CC drivers/mtd/nand/nand_toshiba.o CC fs/proc/proc_tty.o CC drivers/mtd/nand/nand_ecc.o CC net/sched/sch_mq.o CC net/netlink/genetlink.o CC kernel/time/sched_clock.o CC net/ipv4/tcp_fastopen.o CC net/ipv4/tcp_rate.o AR drivers/mtd/nand/nand.o AR drivers/mtd/nand/built-in.o CC drivers/mtd/mtdblock.o CC fs/proc/cmdline.o CC fs/proc/consoles.o AR kernel/time/built-in.o CC kernel/futex.o CC net/unix/af_unix.o AR net/sched/built-in.o CC net/unix/garbage.o CC net/unix/sysctl_net_unix.o AR drivers/mtd/mtd.o AR drivers/mtd/built-in.o CC drivers/rtc/rtc-lib.o CC fs/proc/cpuinfo.o CC fs/proc/devices.o AR net/netlink/built-in.o CC fs/proc/interrupts.o AR drivers/rtc/built-in.o CC net/ipv4/tcp_recovery.o AR drivers/soc/bcm/built-in.o AR drivers/soc/fsl/built-in.o CC net/ipv4/tcp_ulp.o AR drivers/soc/renesas/built-in.o AR drivers/soc/built-in.o CC drivers/spi/spi.o AR net/packet/built-in.o CC kernel/up.o CC fs/proc/loadavg.o CC fs/proc/meminfo.o CC fs/sysfs/file.o CC fs/eventpoll.o CC fs/anon_inodes.o CC fs/signalfd.o CC fs/proc/stat.o CC fs/proc/uptime.o CC kernel/uid16.o CC fs/proc/version.o CC fs/sysfs/dir.o CC net/ipv4/tcp_offload.o CC net/ipv4/datagram.o CC net/ipv4/raw.o CC fs/sysfs/symlink.o CC fs/proc/softirqs.o CC fs/timerfd.o CC fs/proc/namespaces.o AR net/unix/unix.o AR net/unix/built-in.o CC fs/proc/self.o CC fs/sysfs/mount.o CC kernel/kallsyms.o CC kernel/utsname_sysctl.o CC drivers/tty/tty_io.o CC drivers/tty/n_tty.o CC fs/sysfs/group.o CC fs/proc/thread_self.o CC fs/proc/proc_sysctl.o CC fs/proc/proc_net.o AR drivers/spi/built-in.o CC fs/eventfd.o CC net/ipv4/udp.o AR fs/sysfs/built-in.o CC net/ipv4/udplite.o CC net/ipv4/udp_offload.o CC kernel/elfcore.o CC net/ipv4/arp.o CC kernel/irq_work.o CC fs/proc/kmsg.o CC fs/proc/page.o CC fs/aio.o CC kernel/cpu_pm.o CC kernel/jump_label.o AR drivers/usb/built-in.o CC net/ipv4/icmp.o CC net/ipv4/devinet.o CC net/ipv4/af_inet.o CC kernel/membarrier.o CC net/ipv4/igmp.o AR fs/proc/proc.o AR fs/proc/built-in.o CC net/ipv4/fib_frontend.o CC drivers/tty/tty_ioctl.o CC net/ipv4/fib_semantics.o CC kernel/memremap.o AR kernel/built-in.o CC net/xfrm/xfrm_policy.o CC net/xfrm/xfrm_state.o CC fs/locks.o CC fs/binfmt_script.o CC drivers/tty/tty_ldisc.o CC fs/binfmt_elf.o CC fs/drop_caches.o CC net/sysctl_net.o CC drivers/tty/tty_buffer.o CC fs/fhandle.o CC net/xfrm/xfrm_hash.o CC net/ipv4/fib_trie.o CC net/xfrm/xfrm_input.o CC drivers/tty/tty_port.o CC drivers/tty/tty_mutex.o CC drivers/tty/tty_ldsem.o CC drivers/tty/tty_baudrate.o CC net/xfrm/xfrm_output.o CC net/ipv4/fib_notifier.o CC net/ipv4/inet_fragment.o AR fs/built-in.o CC net/ipv4/ping.o AR drivers/video/backlight/built-in.o CC drivers/tty/tty_jobctrl.o CC drivers/video/fbdev/core/fb_cmdline.o CC drivers/video/fbdev/core/fb_notify.o CC drivers/video/fbdev/core/fbmem.o CC drivers/video/fbdev/core/fbmon.o CC net/xfrm/xfrm_sysctl.o CC drivers/video/fbdev/core/fbcmap.o CC drivers/video/fbdev/core/fbsysfs.o CC drivers/tty/n_null.o CC drivers/tty/pty.o AR drivers/tty/ipwireless/built-in.o CC net/xfrm/xfrm_replay.o CC net/xfrm/xfrm_device.o CC net/ipv4/ip_tunnel_core.o CC drivers/video/fbdev/core/modedb.o CC drivers/video/fbdev/core/fbcvt.o AR drivers/tty/serial/built-in.o AR drivers/tty/vt/built-in.o CC net/ipv4/gre_offload.o CC net/ipv4/sysctl_net_ipv4.o AR drivers/video/fbdev/omap2/omapfb/displays/built-in.o AR drivers/video/fbdev/omap2/omapfb/dss/built-in.o AR drivers/video/fbdev/omap2/omapfb/built-in.o AR drivers/video/fbdev/omap2/built-in.o CC net/ipv4/proc.o CC net/ipv4/xfrm4_mode_beet.o AR drivers/tty/built-in.o CC net/ipv4/xfrm4_mode_transport.o CC net/ipv4/xfrm4_mode_tunnel.o AR drivers/video/fbdev/core/fb.o CC net/ipv4/inet_diag.o AR drivers/video/fbdev/core/built-in.o AR drivers/video/fbdev/built-in.o AR drivers/video/built-in.o AR drivers/built-in.o CC net/ipv4/tcp_diag.o AR net/xfrm/built-in.o CC net/ipv4/tcp_cubic.o CC net/ipv4/xfrm4_policy.o CC net/ipv4/xfrm4_state.o CC net/ipv4/xfrm4_input.o CC net/ipv4/xfrm4_output.o CC net/ipv4/xfrm4_protocol.o AR net/ipv4/built-in.o AR net/built-in.o GEN .version CHK include/generated/compile.h UPD include/generated/compile.h CC init/version.o AR init/built-in.o AR built-in.o LD vmlinux.o MODPOST vmlinux.o KSYM .tmp_kallsyms1.o KSYM .tmp_kallsyms2.o LD vmlinux SORTEX vmlinux SYSMAP System.map OBJCOPY arch/arm/boot/Image Kernel: arch/arm/boot/Image is ready LDS arch/arm/boot/compressed/vmlinux.lds AS arch/arm/boot/compressed/head.o LZMA arch/arm/boot/compressed/piggy_data CC arch/arm/boot/compressed/misc.o CC arch/arm/boot/compressed/decompress.o AS arch/arm/boot/compressed/debug.o CC arch/arm/boot/compressed/string.o SHIPPED arch/arm/boot/compressed/hyp-stub.S SHIPPED arch/arm/boot/compressed/lib1funcs.S SHIPPED arch/arm/boot/compressed/ashldi3.S SHIPPED arch/arm/boot/compressed/bswapsdi2.S AS arch/arm/boot/compressed/hyp-stub.o AS arch/arm/boot/compressed/lib1funcs.o AS arch/arm/boot/compressed/ashldi3.o AS arch/arm/boot/compressed/bswapsdi2.o AS arch/arm/boot/compressed/piggy.o LD arch/arm/boot/compressed/vmlinux OBJCOPY arch/arm/boot/zImage Kernel: arch/arm/boot/zImage is ready make[1]: Leaving directory '/home/kisskb/slave/build/linus_clps711x_defconfig_arm' Completed OK # rm -rf /home/kisskb/slave/build/linus_clps711x_defconfig_arm # Build took: 0:00:51.275228