# git rev-parse -q --verify 49ef015632ab3fcc19b2cb37b199d6d7ebcfa5f8^{commit} 49ef015632ab3fcc19b2cb37b199d6d7ebcfa5f8 already have revision, skipping fetch # git checkout -q -f -B kisskb 49ef015632ab3fcc19b2cb37b199d6d7ebcfa5f8 # git clean -qxdf # < git log -1 # commit 49ef015632ab3fcc19b2cb37b199d6d7ebcfa5f8 # Merge: 19caf581ba44 d8b5297f6d98 # Author: Linus Torvalds # Date: Sun Mar 24 11:16:27 2019 -0700 # # Merge branch 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip # # Pull perf updates from Thomas Gleixner: # "A larger set of perf updates. # # Not all of them are strictly fixes, but that's solely the tip # maintainers fault as they let the timely -rc1 pull request fall # through the cracks for various reasons including travel. So I'm # sending this nevertheless because rebasing and distangling fixes and # updates would be a mess and risky as well. As of tomorrow, a strict # fixes separation is happening again. Sorry for the slip-up. # # Kernel: # # - Handle RECORD_MMAP vs. RECORD_MMAP2 correctly so different # consumers of the mmap event get what they requested. # # Tools: # # - A larger set of updates to perf record/report/scripts vs. time # stamp handling # # - More Python3 fixups # # - A pile of memory leak plumbing # # - perf BPF improvements and fixes # # - Finalize the perf.data directory storage" # # [ Note: the kernel part is strictly a fix, the updates are purely to # tooling - Linus ] # # * 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (75 commits) # perf bpf: Show more BPF program info in print_bpf_prog_info() # perf bpf: Extract logic to create program names from perf_event__synthesize_one_bpf_prog() # perf tools: Save bpf_prog_info and BTF of new BPF programs # perf evlist: Introduce side band thread # perf annotate: Enable annotation of BPF programs # perf build: Check what binutils's 'disassembler()' signature to use # perf bpf: Process PERF_BPF_EVENT_PROG_LOAD for annotation # perf symbols: Introduce DSO_BINARY_TYPE__BPF_PROG_INFO # perf feature detection: Add -lopcodes to feature-libbfd # perf top: Add option --no-bpf-event # perf bpf: Save BTF information as headers to perf.data # perf bpf: Save BTF in a rbtree in perf_env # perf bpf: Save bpf_prog_info information as headers to perf.data # perf bpf: Save bpf_prog_info in a rbtree in perf_env # perf bpf: Make synthesize_bpf_events() receive perf_session pointer instead of perf_tool # perf bpf: Synthesize bpf events with bpf_program__get_prog_info_linear() # bpftool: use bpf_program__get_prog_info_linear() in prog.c:do_dump() # tools lib bpf: Introduce bpf_program__get_prog_info_linear() # perf record: Replace option --bpf-event with --no-bpf-event # perf tests: Fix a memory leak in test__perf_evsel__tp_sched_test() # ... # < /opt/cross/kisskb/gcc-4.6.3-nolibc/arm-unknown-linux-gnueabi/bin/arm-unknown-linux-gnueabi-gcc --version # < /opt/cross/kisskb/gcc-4.6.3-nolibc/arm-unknown-linux-gnueabi/bin/arm-unknown-linux-gnueabi-ld --version # < git log --format=%s --max-count=1 49ef015632ab3fcc19b2cb37b199d6d7ebcfa5f8 # < make -s -j 48 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 48 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- :1478:2: warning: #warning syscall pidfd_send_signal not implemented [-Wcpp] :1481:2: warning: #warning syscall io_uring_setup not implemented [-Wcpp] :1484:2: warning: #warning syscall io_uring_enter not implemented [-Wcpp] :1487:2: warning: #warning syscall io_uring_register not implemented [-Wcpp] /kisskb/src/kernel/printk/printk.c: In function 'devkmsg_sysctl_set_loglvl': /kisskb/src/kernel/printk/printk.c:187:16: warning: 'old' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/ipc/shm.c: In function 'ksys_shmdt': /kisskb/src/ipc/shm.c:1712:59: warning: 'file' 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/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/drivers/gpio/gpiolib-of.c: In function 'of_gpiochip_add': /kisskb/src/drivers/gpio/gpiolib-of.c:462:8: warning: 'dflags' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpio/gpiolib-of.c:448:19: note: 'dflags' was declared here /kisskb/src/drivers/gpio/gpiolib-of.c:462:8: warning: 'lflags' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpio/gpiolib-of.c:447:25: note: 'lflags' was declared here /kisskb/src/net/core/gen_stats.c: In function '__gnet_stats_copy_basic': /kisskb/src/net/core/gen_stats.c:161:19: warning: 'seq' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/i2c/i2c-core-base.c: In function 'i2c_generic_scl_recovery': /kisskb/src/drivers/i2c/i2c-core-base.c:235:5: warning: 'ret' 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:337:21: note: 'pdeo' was declared here /kisskb/src/lib/rhashtable.c: In function 'rht_deferred_worker': /kisskb/src/lib/rhashtable.c:264:2: warning: 'next' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/lib/rhashtable.c:229:28: note: 'next' was declared here /kisskb/src/net/core/dev.c: In function 'validate_xmit_skb_list': /kisskb/src/net/core/dev.c:3405:15: warning: 'tail' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/ipv6/ip6_output.c: In function '__ip6_append_data': /kisskb/src/include/linux/skbuff.h:1397:6: warning: 'extra_uref' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/ipv6/ip6_output.c:1276:14: note: 'extra_uref' was declared here /kisskb/src/mm/ksm.c: In function '__stable_node_chain': /kisskb/src/mm/ksm.c:1408:15: warning: 'found_rmap_hlist_len' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/mm/ksm.c:1380:6: note: 'found_rmap_hlist_len' was declared here /kisskb/src/net/ipv4/ip_output.c: In function '__ip_append_data': /kisskb/src/include/linux/skbuff.h:1397:6: warning: 'extra_uref' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/ipv4/ip_output.c:885:14: note: 'extra_uref' 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:423:23: warning: 'hdrlen' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/sunrpc/xprtsock.c: In function 'xs_stream_data_receive_workfn': /kisskb/src/net/sunrpc/xprtsock.c:529:2: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/sunrpc/xprtsock.c:499:10: note: 'ret' was declared here /kisskb/src/net/sunrpc/xprtsock.c:529:2: warning: 'read' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/sunrpc/xprtsock.c:498:15: note: 'read' was declared here /kisskb/src/fs/fs_parser.c: In function 'fs_validate_description': /kisskb/src/fs/fs_parser.c:413:6: warning: format '%lu' expects argument of type 'long unsigned int', but argument 3 has type 'int' [-Wformat] /kisskb/src/net/mac80211/mlme.c: In function 'ieee80211_rx_mgmt_beacon': /kisskb/src/net/mac80211/mlme.c:1581:3: warning: 'pwr_level_cisco' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/mac80211/mlme.c:1538:6: note: 'pwr_level_cisco' was declared here /kisskb/src/drivers/gpu/drm/drm_atomic.c: In function 'drm_atomic_check_only': /kisskb/src/drivers/gpu/drm/drm_atomic.c:420:38: warning: 'crtc_state' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/drm_atomic.c:399:25: note: 'crtc_state' was declared here Completed OK # rm -rf /kisskb/build/linus_bcm2835_defconfig_arm # Build took: 0:01:26.130528