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Date:   Wed, 12 Aug 2020 08:35:37 +0200
From:   Sedat Dilek <>
To:     Eric Dumazet <>
Subject: Re: Flaw in "random32: update the net random state on interrupt and activity"


echo 1 > /proc/sys/kernel/sched_schedstats
echo prandom_u32 >> /sys/kernel/debug/tracing/set_event
echo traceon > /sys/kernel/debug/tracing/events/random/prandom_u32/trigger
echo 1 > /sys/kernel/debug/tracing/events/enable

/home/dileks/bin/perf record -e random:prandom_u32 -a -g -- sleep 10

That gives me now some perf data.

- Sedat -

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