| Server IP : 54.94.228.101 / Your IP : 172.28.1.13 Web Server : Apache System : Linux ip-172-28-29-189 6.5.0-1014-aws #14~22.04.1-Ubuntu SMP Thu Feb 15 15:27:06 UTC 2024 x86_64 User : www-data ( 33) PHP Version : 7.2.34-43+ubuntu22.04.1+deb.sury.org+1 Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_get_handler,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,pcntl_async_signals, MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : OFF | Sudo : ON | Pkexec : ON Directory : /usr/lib/modules/6.8.0-1042-aws/build/tools/perf/tests/shell/ |
Upload File : |
#!/bin/sh
# Check Arm64 callgraphs are complete in fp mode
# SPDX-License-Identifier: GPL-2.0
shelldir=$(dirname "$0")
# shellcheck source=lib/perf_has_symbol.sh
. "${shelldir}"/lib/perf_has_symbol.sh
lscpu | grep -q "aarch64" || exit 2
skip_test_missing_symbol leafloop
PERF_DATA=$(mktemp /tmp/__perf_test.perf.data.XXXXX)
TEST_PROGRAM="perf test -w leafloop"
cleanup_files()
{
rm -f "$PERF_DATA"
}
trap cleanup_files EXIT TERM INT
# shellcheck disable=SC2086
perf record -o "$PERF_DATA" --call-graph fp -e cycles//u --user-callchains -- $TEST_PROGRAM
# Try opening the file so any immediate errors are visible in the log
perf script -i "$PERF_DATA" -F comm,ip,sym | head -n4
# expected perf-script output if 'leaf' has been inserted correctly:
#
# perf
# 728 leaf
# 753 parent
# 76c leafloop
# ... remaining stack to main() ...
# Each frame is separated by a tab, some spaces and an address
SEP="[[:space:]]+ [[:xdigit:]]+"
perf script -i "$PERF_DATA" -F comm,ip,sym | tr '\n' ' ' | \
grep -E -q "perf $SEP leaf $SEP parent $SEP leafloop"