From: David Miller <davem@davemloft.net>
To: ast@fb.com
Cc: daniel@iogearbox.net, netdev@vger.kernel.org,
linux-kernel@vger.kernel.org, kernel-team@fb.com
Subject: Re: [PATCH net-next 1/3] samples/bpf: add bpf map stress test
Date: Tue, 08 Mar 2016 23:22:13 -0500 (EST) [thread overview]
Message-ID: <20160308.232213.1624474136438943765.davem@davemloft.net> (raw)
In-Reply-To: <1457478474-1614041-1-git-send-email-ast@fb.com>
From: Alexei Starovoitov <ast@fb.com>
Date: Tue, 8 Mar 2016 15:07:52 -0800
> this test calls bpf programs from different contexts:
> from inside of slub, from rcu, from pretty much everywhere,
> since it kprobes all spin_lock functions.
> It stresses the bpf hash and percpu map pre-allocation,
> deallocation logic and call_rcu mechanisms.
> User space part adding more stress by walking and deleting map elements.
>
> Note that due to nature bpf_load.c the earlier kprobe+bpf programs are
> already active while loader loads new programs, creates new kprobes and
> attaches them.
>
> Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Applied.
prev parent reply other threads:[~2016-03-09 4:22 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-03-08 23:07 [PATCH net-next 1/3] samples/bpf: add bpf map stress test Alexei Starovoitov
2016-03-08 23:07 ` [PATCH net-next 2/3] samples/bpf: stress test bpf_get_stackid Alexei Starovoitov
2016-03-09 4:22 ` David Miller
2016-03-08 23:07 ` [PATCH net-next 3/3] samples/bpf: add map performance test Alexei Starovoitov
2016-03-09 4:22 ` David Miller
2016-03-09 4:22 ` David Miller [this message]
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