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97acec7df1
linux/tools/perf
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Shawn Landden 97acec7df1 perf data: Fix 'strncat may truncate' build failure with recent gcc 
This strncat() is safe because the buffer was allocated with zalloc(),
however gcc doesn't know that. Since the string always has 4 non-null
bytes, just use memcpy() here.

    CC       /home/shawn/linux/tools/perf/util/data-convert-bt.o
  In file included from /usr/include/string.h:494,
                   from /home/shawn/linux/tools/lib/traceevent/event-parse.h:27,
                   from util/data-convert-bt.c:22:
  In function ‘strncat’,
      inlined from ‘string_set_value’ at util/data-convert-bt.c:274:4:
  /usr/include/powerpc64le-linux-gnu/bits/string_fortified.h:136:10: error: ‘__builtin_strncat’ output may be truncated copying 4 bytes from a string of length 4 [-Werror=stringop-truncation]
    136 |   return __builtin___strncat_chk (__dest, __src, __len, __bos (__dest));
        |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Signed-off-by: Shawn Landden <shawn@git.icu>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Wang Nan <wangnan0@huawei.com>
LPU-Reference: 20190518183238.10954-1-shawn@git.icu
Link: https://lkml.kernel.org/n/tip-289f1jice17ta7tr3tstm9jm@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2019-05-28 09:49:03 -03:00
..
arch perf regs x86: Add X86 specific arch__intr_reg_mask() 2019-05-16 14:17:23 -03:00
bench perf bench numa: Add define for RUSAGE_THREAD if not present 2019-05-02 16:00:20 -04:00
Documentation perf stat: Support 'percore' event qualifier 2019-05-16 14:17:24 -03:00
examples/bpf perf augmented_raw_syscalls: Use a PERCPU_ARRAY map to copy more string bytes 2019-04-01 14:49:24 -03:00
include/bpf perf bpf: Automatically add BTF ELF markers 2019-03-06 09:45:37 -03:00
jvmti perf jvmti: Separate jvmti cmlr check 2018-11-21 22:39:58 -03:00
pmu-events perf vendor events arm64: Add Cortex-A57 and Cortex-A72 events 2019-05-15 16:36:49 -03:00
python perf python: Make twatch.py work with both python2 and python3 2018-02-19 12:28:08 -03:00
scripts perf scripts python: exported-sql-viewer.py: Add 'About' dialog box 2019-05-15 16:36:47 -03:00
tests perf test zstd: Fixup verbose mode output 2019-05-15 16:36:49 -03:00
trace perf trace beauty renameat: No need to include linux/fs.h 2019-04-01 14:49:24 -03:00
ui perf tools report: Add custom scripts to script menu 2019-03-11 16:33:20 -03:00
util perf data: Fix 'strncat may truncate' build failure with recent gcc 2019-05-28 09:49:03 -03:00
.gitignore
Build perf tools: Rename build libperf to perf 2019-02-14 15:18:08 -03:00
builtin-annotate.c perf annotate: Remove hist__account_cycles() from callback 2019-05-15 16:36:46 -03:00
builtin-bench.c perf bench: Add epoll_ctl(2) benchmark 2018-11-21 22:39:55 -03:00
builtin-buildid-cache.c perf data: Add global path holder 2019-02-22 16:52:07 -03:00
builtin-buildid-list.c perf data: Add global path holder 2019-02-22 16:52:07 -03:00
builtin-c2c.c perf c2c: Fix c2c report for empty numa node 2019-03-06 18:15:24 -03:00
builtin-config.c perf config: Show the configuration when no arguments are provided 2018-12-18 12:24:00 -03:00
builtin-data.c
builtin-diff.c perf diff: Support --pid/--tid filter options 2019-03-06 18:06:16 -03:00
builtin-evlist.c perf data: Add global path holder 2019-02-22 16:52:07 -03:00
builtin-ftrace.c
builtin-help.c perf help: Remove needless use of strncpy() 2018-12-17 14:59:18 -03:00
builtin-inject.c perf inject: Enable COMPRESSED record decompression 2019-05-15 16:36:49 -03:00
builtin-kallsyms.c pref tools: Add missing map.h includes 2019-02-06 10:00:38 -03:00
builtin-kmem.c perf tools, tools lib traceevent: Rename "pevent" member of struct tep_event to "tep" 2019-04-01 15:18:10 -03:00
builtin-kvm.c perf data: Add global path holder 2019-02-22 16:52:07 -03:00
builtin-list.c perf list: Output tool events 2019-04-01 14:49:25 -03:00
builtin-lock.c perf data: Add global path holder 2019-02-22 16:52:07 -03:00
builtin-mem.c perf data: Add global path holder 2019-02-22 16:52:07 -03:00
builtin-probe.c perf namespaces: Remove namespaces.h from .h headers 2019-01-25 15:12:09 +01:00
builtin-record.c perf parse-regs: Split parse_regs 2019-05-15 16:36:49 -03:00
builtin-report.c perf report: Implement perf.data record decompression 2019-05-15 16:36:49 -03:00
builtin-sched.c perf data: Add global path holder 2019-02-22 16:52:07 -03:00
builtin-script.c perf script: Support relative time 2019-03-19 16:52:03 -03:00
builtin-stat.c perf stat: Support 'percore' event qualifier 2019-05-16 14:17:24 -03:00
builtin-timechart.c perf data: Add global path holder 2019-02-22 16:52:07 -03:00
builtin-top.c perf top: Always sample time to satisfy needs of use of ordered queuing 2019-04-16 12:36:20 -03:00
builtin-trace.c perf data: Add global path holder 2019-02-22 16:52:07 -03:00
builtin-version.c tools build: Implement libzstd feature check, LIBZSTD_DIR and NO_LIBZSTD defines 2019-04-01 15:18:10 -03:00
builtin.h perf script: Add array bound checking to list_scripts 2019-03-11 16:33:19 -03:00
check-headers.sh tools headers uapi: Sync asm-generic/mman-common.h and linux/mman.h 2019-03-28 14:31:56 -03:00
command-list.txt perf help: Add missing subcommand version 2018-09-19 14:53:36 -03:00
CREDITS
design.txt perf/doc: Update design.txt for exclude_{host|guest} flags 2019-01-21 11:01:18 +01:00
Makefile perf tools: Disable parallelism for 'make clean' 2018-08-20 08:54:58 -03:00
Makefile.config csky: Add support for libdw 2019-05-15 16:36:46 -03:00
Makefile.perf tools build: Implement libzstd feature check, LIBZSTD_DIR and NO_LIBZSTD defines 2019-04-01 15:18:10 -03:00
MANIFEST
perf-archive.sh
perf-completion.sh
perf-read-vdso.c perf tools: Make find_vdso_map() more modular 2019-01-08 13:28:13 -03:00
perf-sys.h Drop a bunch of metag references 2018-02-23 14:29:59 +00:00
perf-with-kcore.sh
perf.c perf bpf: Save bpf_prog_info in a rbtree in perf_env 2019-03-19 16:52:06 -03:00
perf.h perf record: Implement COMPRESSED event record and its attributes 2019-05-15 16:36:49 -03:00