d9180e23fb
'perf bench internals inject-build-id' suffers from the following error when
only one DSO is collected.
# perf bench internals inject-build-id -v
Collected 1 DSOs
traps: internals-injec[2305] trap divide error
ip:557566ba6394 sp:7ffd4de97fe0 error:0 in perf[557566b2a000+23d000]
Build-id injection benchmark
Iteration #1
Floating point exception
This patch removes the unnecessary minus one from the divisor which also
corrects the randomization range.
Signed-off-by: He Zhe <zhe.he@windriver.com>
Fixes:
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| .. | ||
| Build | ||
| bench.h | ||
| breakpoint.c | ||
| epoll-ctl.c | ||
| epoll-wait.c | ||
| evlist-open-close.c | ||
| find-bit-bench.c | ||
| futex-hash.c | ||
| futex-lock-pi.c | ||
| futex-requeue.c | ||
| futex-wake-parallel.c | ||
| futex-wake.c | ||
| futex.h | ||
| inject-buildid.c | ||
| kallsyms-parse.c | ||
| mem-functions.c | ||
| mem-memcpy-arch.h | ||
| mem-memcpy-x86-64-asm-def.h | ||
| mem-memcpy-x86-64-asm.S | ||
| mem-memset-arch.h | ||
| mem-memset-x86-64-asm-def.h | ||
| mem-memset-x86-64-asm.S | ||
| numa.c | ||
| pmu-scan.c | ||
| sched-messaging.c | ||
| sched-pipe.c | ||
| sched-seccomp-notify.c | ||
| synthesize.c | ||
| syscall.c | ||
| uprobe.c | ||