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1#!/bin/sh2# SPDX-License-Identifier: GPL-2.03# description: Kprobe event symbol argument4# requires: kprobe_events5 6SYMBOL="linux_proc_banner"7 8if [ ! -f /proc/kallsyms ]; then9 echo "Can not check the target symbol - please enable CONFIG_KALLSYMS"10 exit_unresolved11elif ! grep "$SYMBOL\$" /proc/kallsyms; then12 echo "Linux banner is not exported - please enable CONFIG_KALLSYMS_ALL"13 exit_unresolved14fi15 16: "Test get basic types symbol argument"17echo "p:testprobe_u $FUNCTION_FORK arg1=@linux_proc_banner:u64 arg2=@linux_proc_banner:u32 arg3=@linux_proc_banner:u16 arg4=@linux_proc_banner:u8" > kprobe_events18echo "p:testprobe_s $FUNCTION_FORK arg1=@linux_proc_banner:s64 arg2=@linux_proc_banner:s32 arg3=@linux_proc_banner:s16 arg4=@linux_proc_banner:s8" >> kprobe_events19if grep -q "x8/16/32/64" README; then20 echo "p:testprobe_x $FUNCTION_FORK arg1=@linux_proc_banner:x64 arg2=@linux_proc_banner:x32 arg3=@linux_proc_banner:x16 arg4=@linux_proc_banner:x8" >> kprobe_events21fi22echo "p:testprobe_bf $FUNCTION_FORK arg1=@linux_proc_banner:b8@4/32" >> kprobe_events23echo 1 > events/kprobes/enable24(echo "forked")25echo 0 > events/kprobes/enable26grep "testprobe_[usx]:.* arg1=.* arg2=.* arg3=.* arg4=.*" trace27grep "testprobe_bf:.* arg1=.*" trace28 29: "Test get string symbol argument"30echo "p:testprobe_str $FUNCTION_FORK arg1=@linux_proc_banner:string" > kprobe_events31echo 1 > events/kprobes/enable32(echo "forked")33echo 0 > events/kprobes/enable34RESULT=`grep "testprobe_str" trace | sed -e 's/.* arg1=\(.*\)/\1/'`35 36RESULT=`echo $RESULT | sed -e 's/.* \((.*)\) \((.*)\) .*/\1 \2/'`37ORIG=`cat /proc/version | sed -e 's/.* \((.*)\) \((.*)\) .*/\1 \2/'`38test "$RESULT" = "$ORIG"39