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From: Daniel Borkmann <daniel@iogearbox.net>
To: Alexei Starovoitov <ast@kernel.org>, davem@davemloft.net
Cc: netdev@vger.kernel.org, bpf@vger.kernel.org, kernel-team@fb.com
Subject: Re: [PATCH v2 bpf-next 0/3] bpf: optimize explored_states
Date: Fri, 24 May 2019 10:05:13 +0200
Message-ID: <7182029c-f789-5856-551e-e991d13a129c@iogearbox.net> (raw)
In-Reply-To: <20190522031707.2834254-1-ast@kernel.org>

On 05/22/2019 05:17 AM, Alexei Starovoitov wrote:
> Convert explored_states array into hash table and use simple hash to
> reduce verifier peak memory consumption for programs with bpf2bpf calls.
> More details in patch 3.
> 
> v1->v2: fixed Jakub's small nit in patch 1
> 
> Alexei Starovoitov (3):
>   bpf: cleanup explored_states
>   bpf: split explored_states
>   bpf: convert explored_states to hash table
> 
>  include/linux/bpf_verifier.h |  2 +
>  kernel/bpf/verifier.c        | 77 ++++++++++++++++++++++--------------
>  2 files changed, 50 insertions(+), 29 deletions(-)
> 

Applied, thanks!

      parent reply index

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-05-22  3:17 Alexei Starovoitov
2019-05-22  3:17 ` [PATCH v2 bpf-next 1/3] bpf: cleanup explored_states Alexei Starovoitov
2019-05-22  3:17 ` [PATCH v2 bpf-next 2/3] bpf: split explored_states Alexei Starovoitov
2019-05-22  3:17 ` [PATCH v2 bpf-next 3/3] bpf: convert explored_states to hash table Alexei Starovoitov
2019-05-22  5:54 ` [PATCH v2 bpf-next 0/3] bpf: optimize explored_states Andrii Nakryiko
2019-05-24  8:05 ` Daniel Borkmann [this message]

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