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if {![installtest_p]} {untested "MAXMEMORY"; return}
set script {
global k
probe begin {
print("systemtap starting probe\n")
k["foo"] = 0
}
probe kernel.function("vfs_read"), kernel.function("vfs_write") {
k["foo"]++
}
probe end {
print("systemtap ending probe\n")
}
}
# MAXMEMORY1 tests to make sure normal operation doesn't receive a
# max memory error
set test "MAXMEMORY1"
set error {[^\r]+ allocation failed}
stap_run_error $test 0 $error "" -u -e $script
# MAXMEMORY2 is the same script, but we're adjusting STP_MAXMEMORY to
# a low value so that we *will* get an allocation error or an insert
# module error.
set test "MAXMEMORY2"
stap_run_error $test 1 $error "" -u -DSTP_MAXMEMORY=200 -e $script
|
