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#!/bin/bash
# SPDX-License-Identifier: GPL-2.0
# CoreSight syscall entry and exit (exclusive)
. "$(dirname "$0")/../lib/coresight_exception.sh"
test_syscall_entry_exit()
{
local attempt result
# callchain() invokes gettid() through SVC, which returns to PC + 4.
for attempt in 1 2 3; do
echo "Recording syscalls (attempt $attempt/3)"
if ! record_trace callchain; then
cat "$tmpdir/record.log"
echo "Failed to record the callchain workload"
return 1
fi
decode_trace || return 1
check_exception_pairs "syscall" "sysret" 4
result=$?
if [ "$result" -ne 2 ]; then
return "$result"
fi
done
echo "FAIL: No complete syscall pair after three recordings"
return 1
}
setup_exception_test || exit $?
test_syscall_entry_exit
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