# git rev-parse -q --verify e6506eb241871d68647c53cb6d0a16299550ae97^{commit} e6506eb241871d68647c53cb6d0a16299550ae97 already have revision, skipping fetch # git checkout -q -f -B kisskb e6506eb241871d68647c53cb6d0a16299550ae97 # git clean -qxdf # < git log -1 # commit e6506eb241871d68647c53cb6d0a16299550ae97 # Merge: 9d38cd0 45dd9b0 # Author: Linus Torvalds # Date: Wed May 16 16:45:23 2018 -0700 # # Merge tag 'trace-v4.17-rc4-2' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace # # Pull tracing fix from Steven Rostedt: # "Some of the ftrace internal events use a zero for a data size of a # field event. This is increasingly important for the histogram trigger # work that is being extended. # # While auditing trace events, I found that a couple of the xen events # were used as just marking that a function was called, by creating a # static array of size zero. This can play havoc with the tracing # features if these events are used, because a zero size of a static # array is denoted as a special nul terminated dynamic array (this is # what the trace_marker code uses). But since the xen events have no # size, they are not nul terminated, and unexpected results may occur. # # As trace events were never intended on being a marker to denote that a # function was hit or not, especially since function tracing and kprobes # can trivially do the same, the best course of action is to simply # remove these events" # # * tag 'trace-v4.17-rc4-2' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace: # tracing/x86/xen: Remove zero data size trace events trace_xen_mmu_flush_tlb{_all} # < /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 e6506eb241871d68647c53cb6d0a16299550ae97 # < make -s -j 10 ARCH=arm O=/kisskb/build/linus_bcm2835_defconfig_arm CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/arm-unknown-linux-gnueabi/bin/arm-unknown-linux-gnueabi- bcm2835_defconfig # make -s -j 10 ARCH=arm O=/kisskb/build/linus_bcm2835_defconfig_arm CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/arm-unknown-linux-gnueabi/bin/arm-unknown-linux-gnueabi- /kisskb/src/kernel/printk/printk.c: In function 'devkmsg_sysctl_set_loglvl': /kisskb/src/kernel/printk/printk.c:183:16: warning: 'old' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/arch/arm/kernel/patch.c: In function '__patch_text_real': /kisskb/src/arch/arm/include/asm/irqflags.h:171:2: warning: 'flags' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/arch/arm/kernel/patch.c:61:16: note: 'flags' was declared here /kisskb/src/ipc/shm.c: In function 'ksys_shmdt': /kisskb/src/ipc/shm.c:1637:59: warning: 'file' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/mm/ksm.c: In function '__stable_node_chain': /kisskb/src/mm/ksm.c:1365:15: warning: 'found_rmap_hlist_len' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/mm/ksm.c:1337:6: note: 'found_rmap_hlist_len' was declared here /kisskb/src/lib/mpi/mpicoder.c: In function 'mpi_read_raw_from_sgl': /kisskb/src/lib/mpi/mpicoder.c:336:12: warning: 'buff' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/proc/inode.c: In function 'proc_reg_open': /kisskb/src/include/linux/list.h:65:12: warning: 'pdeo' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/proc/inode.c:340:21: note: 'pdeo' was declared here /kisskb/src/net/core/gen_stats.c: In function '__gnet_stats_copy_basic': /kisskb/src/net/core/gen_stats.c:149:19: warning: 'seq' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/core/flow_dissector.c: In function '__skb_flow_dissect': /kisskb/src/net/core/flow_dissector.c:789:7: warning: 'vlan' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/core/dev.c: In function 'validate_xmit_skb_list': /kisskb/src/net/core/dev.c:3176:15: warning: 'tail' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/lib/rhashtable.c: In function 'rht_deferred_worker': /kisskb/src/lib/rhashtable.c:269:2: warning: 'next' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/lib/rhashtable.c:234:28: note: 'next' was declared here /kisskb/src/drivers/dma-buf/reservation.c: In function 'reservation_object_add_shared_fence': /kisskb/src/drivers/dma-buf/reservation.c:207:36: warning: 'k' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/dma-buf/reservation.c:160:17: note: 'k' was declared here /kisskb/src/drivers/gpio/gpiolib-of.c: In function 'of_gpiochip_add': /kisskb/src/drivers/gpio/gpiolib-of.c:392:8: warning: 'dflags' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpio/gpiolib-of.c:378:19: note: 'dflags' was declared here /kisskb/src/drivers/gpio/gpiolib-of.c:392:8: warning: 'lflags' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpio/gpiolib-of.c:377:25: note: 'lflags' was declared here /kisskb/src/drivers/gpu/drm/drm_dp_mst_topology.c: In function 'drm_dp_sideband_msg_build': /kisskb/src/drivers/gpu/drm/drm_dp_mst_topology.c:364:23: warning: 'hdrlen' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/mac80211/mlme.c: In function 'ieee80211_rx_mgmt_beacon': /kisskb/src/net/mac80211/mlme.c:1353:3: warning: 'pwr_level_cisco' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/mac80211/mlme.c:1310:6: note: 'pwr_level_cisco' was declared here /kisskb/src/drivers/perf/arm_pmu_platform.c: In function 'arm_pmu_device_probe': /kisskb/src/drivers/perf/arm_pmu_platform.c:234:5: warning: 'err' may be used uninitialized in this function [-Wuninitialized] Completed OK # rm -rf /kisskb/build/linus_bcm2835_defconfig_arm # Build took: 0:01:37.450054