# git rev-parse -q --verify e310396bb8d7db977a0e10ef7b5040e98b89c34c^{commit} e310396bb8d7db977a0e10ef7b5040e98b89c34c already have revision, skipping fetch # git checkout -q -f -B kisskb e310396bb8d7db977a0e10ef7b5040e98b89c34c # git clean -qxdf # < git log -1 # commit e310396bb8d7db977a0e10ef7b5040e98b89c34c # Merge: c1ef57a3a3f5 a00574036c26 # Author: Linus Torvalds # Date: Thu Feb 6 07:12:11 2020 +0000 # # Merge tag 'trace-v5.6-2' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace # # Pull tracing updates from Steven Rostedt: # # - Added new "bootconfig". # # This looks for a file appended to initrd to add boot config options, # and has been discussed thoroughly at Linux Plumbers. # # Very useful for adding kprobes at bootup. # # Only enabled if "bootconfig" is on the real kernel command line. # # - Created dynamic event creation. # # Merges common code between creating synthetic events and kprobe # events. # # - Rename perf "ring_buffer" structure to "perf_buffer" # # - Rename ftrace "ring_buffer" structure to "trace_buffer" # # Had to rename existing "trace_buffer" to "array_buffer" # # - Allow trace_printk() to work withing (some) tracing code. # # - Sort of tracing configs to be a little better organized # # - Fixed bug where ftrace_graph hash was not being protected properly # # - Various other small fixes and clean ups # # * tag 'trace-v5.6-2' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace: (88 commits) # bootconfig: Show the number of nodes on boot message # tools/bootconfig: Show the number of bootconfig nodes # bootconfig: Add more parse error messages # bootconfig: Use bootconfig instead of boot config # ftrace: Protect ftrace_graph_hash with ftrace_sync # ftrace: Add comment to why rcu_dereference_sched() is open coded # tracing: Annotate ftrace_graph_notrace_hash pointer with __rcu # tracing: Annotate ftrace_graph_hash pointer with __rcu # bootconfig: Only load bootconfig if "bootconfig" is on the kernel cmdline # tracing: Use seq_buf for building dynevent_cmd string # tracing: Remove useless code in dynevent_arg_pair_add() # tracing: Remove check_arg() callbacks from dynevent args # tracing: Consolidate some synth_event_trace code # tracing: Fix now invalid var_ref_vals assumption in trace action # tracing: Change trace_boot to use synth_event interface # tracing: Move tracing selftests to bottom of menu # tracing: Move mmio tracer config up with the other tracers # tracing: Move tracing test module configs together # tracing: Move all function tracing configs together # tracing: Documentation for in-kernel synthetic event API # ... # < /opt/cross/kisskb/gcc-4.6.3-nolibc/s390x-linux/bin/s390x-linux-gcc --version # < /opt/cross/kisskb/gcc-4.6.3-nolibc/s390x-linux/bin/s390x-linux-ld --version # < git log --format=%s --max-count=1 e310396bb8d7db977a0e10ef7b5040e98b89c34c # < make -s -j 24 ARCH=s390 O=/kisskb/build/linus_s390-defconfig_s390x CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/s390x-linux/bin/s390x-linux- defconfig # make -s -j 24 ARCH=s390 O=/kisskb/build/linus_s390-defconfig_s390x CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/s390x-linux/bin/s390x-linux- /kisskb/src/kernel/sched/core.c: In function 'try_to_wake_up': /kisskb/src/kernel/sched/core.c:2650:12: warning: 'cpu' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/printk/printk.c: In function 'devkmsg_sysctl_set_loglvl': /kisskb/src/kernel/printk/printk.c:204:16: warning: 'old' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/arch/s390/kernel/sthyi.c:491:1: internal compiler error: unspellable token PRAGMA Please submit a full bug report, with preprocessed source if appropriate. See for instructions. make[3]: *** [/kisskb/src/scripts/Makefile.build:266: arch/s390/kernel/sthyi.o] Error 1 make[3]: *** Waiting for unfinished jobs.... make[2]: *** [/kisskb/src/scripts/Makefile.build:503: arch/s390/kernel] Error 2 make[2]: *** Waiting for unfinished jobs.... make[1]: *** [/kisskb/src/Makefile:1681: arch/s390] Error 2 make[1]: *** Waiting for unfinished jobs.... /kisskb/src/mm/hugetlb.c: In function 'alloc_pool_huge_page': /kisskb/src/mm/hugetlb.c:1426:5: warning: 'page' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/proc/inode.c: In function 'proc_reg_open': /kisskb/src/fs/proc/inode.c:374:12: warning: 'pdeo' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/trace/trace_events.c: In function 'event_create_dir': /kisskb/src/kernel/trace/trace_events.c:2040:6: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/ext4/extents.c: In function 'ext4_convert_unwritten_io_end_vec': /kisskb/src/fs/ext4/extents.c:5009:23: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/bpf/bpf_struct_ops.c: In function 'bpf_struct_ops_init': /kisskb/src/kernel/bpf/bpf_struct_ops.c:197:1: warning: the frame size of 1192 bytes is larger than 1024 bytes [-Wframe-larger-than=] /kisskb/src/kernel/padata.c: In function 'padata_replace': /kisskb/src/kernel/padata.c:539:2: warning: 'err' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/gfs2/lops.c: In function 'gfs2_find_jhead': /kisskb/src/fs/gfs2/lops.c:564:8: warning: 'off' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/nfsd/nfs4xdr.c: In function 'nfsd4_encode_components_esc': /kisskb/src/fs/nfsd/nfs4xdr.c:2076:9: warning: 'str' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/nfsd/nfs4xdr.c:2081:42: warning: 'end' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/ocfs2/alloc.c: In function 'ocfs2_trim_mainbm': /kisskb/src/fs/ocfs2/alloc.c:7608:17: warning: 'first_bit' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/io_uring.c: In function '__io_sqe_files_update': /kisskb/src/fs/io_uring.c:5749:13: warning: 'err' may be used uninitialized in this function [-Wuninitialized] make: *** [Makefile:179: sub-make] Error 2 Command 'make -s -j 24 ARCH=s390 O=/kisskb/build/linus_s390-defconfig_s390x CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/s390x-linux/bin/s390x-linux- ' returned non-zero exit status 2 # rm -rf /kisskb/build/linus_s390-defconfig_s390x # Build took: 0:01:46.236143