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# Basic ring_buffer test.
proc ring_buffer_p {} {
return [grep_kallsyms ring_buffer_consume]
}
set script {
probe begin {
printf("systemtap starting probe\n")
exit()
}
probe end {
printf("systemtap ending probe\n")
printf("Hello")
printf("World\n")
}
}
set output "HelloWorld\r\n"
set TEST_NAME "RING_BUFFER"
if {![installtest_p]} {
untested "$TEST_NAME"
} elseif {![ring_buffer_p]} {
untested "$TEST_NAME : no kernel ring_buffer support found"
} else {
stap_run $TEST_NAME no_load $output -DSTP_USE_RING_BUFFER -e $script
}
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