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torture: Eliminate jitter_pids file

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Now that there is a reliable way to convince the jitter.sh scripts to
stop, the jitter_pids file is not needed, nor is the code that kills all
the PIDs contained in this file.  This commit therefore eliminates this
file and the code using it.

Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
This commit is contained in:
Paul E. McKenney 2021-02-11 10:56:42 -08:00
parent 37812c9429
commit 1f922db8ee
2 changed files with 1 additions and 18 deletions
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14
tools/testing/selftests/rcutorture/bin/kvm-test-1-run.sh
View File

@ -270,20 +270,6 @@ do
echo "ps -fp $killpid" >> $resdir/Warnings 2>&1
ps -fp $killpid >> $resdir/Warnings 2>&1
fi
# Reduce probability of PID reuse by allowing a one-minute buffer
if test $((kruntime + 60)) -lt $seconds && test -s "$resdir/../jitter_pids"
then
awk < "$resdir/../jitter_pids" '
NF > 0 {
pidlist = pidlist " " $1;
n++;
}
END {
if (n > 0) {
print "kill " pidlist;
}
}' | sh
fi
else
echo ' ---' `date`: "Kernel done"
fi

5
tools/testing/selftests/rcutorture/bin/kvm.sh
View File

@ -502,12 +502,9 @@ function dump(first, pastlast, batchnum)
print "if test -n \"$needqemurun\""
print "then"
print "\techo ---- Starting kernels. `date` | tee -a " rd "log";
print "\techo > " rd "jitter_pids"
print "\ttouch " rd "jittering"
for (j = 0; j < njitter; j++) {
for (j = 0; j < njitter; j++)
print "\tjitter.sh " j " " dur " " rd "jittering " ja[2] " " ja[3] "&"
print "\techo $! >> " rd "jitter_pids"
}
print "\twhile ls $runfiles > /dev/null 2>&1"
print "\tdo"
print "\t\t:"