netdev - Re: [PATCH bpf-next v5 31/34] bpf: eliminate rlimit-based memory accounting for bpf local storage maps

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Date:   Fri, 13 Nov 2020 18:14:48 +0000
From:   Song Liu <songliubraving@...com>
To:     Roman Gushchin <guro@...com>
CC:     bpf <bpf@...r.kernel.org>, Alexei Starovoitov <ast@...nel.org>,
        "Daniel Borkmann" <daniel@...earbox.net>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        Andrii Nakryiko <andrii@...nel.org>,
        Shakeel Butt <shakeelb@...gle.com>,
        "linux-mm@...ck.org" <linux-mm@...ck.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Kernel Team <Kernel-team@...com>
Subject: Re: [PATCH bpf-next v5 31/34] bpf: eliminate rlimit-based memory
 accounting for bpf local storage maps



> On Nov 12, 2020, at 2:15 PM, Roman Gushchin <guro@...com> wrote:
> 
> Do not use rlimit-based memory accounting for bpf local storage maps.
> It has been replaced with the memcg-based memory accounting.
> 
> Signed-off-by: Roman Gushchin <guro@...com>
> ---
> kernel/bpf/bpf_local_storage.c | 11 -----------
> 1 file changed, 11 deletions(-)
> 
> diff --git a/kernel/bpf/bpf_local_storage.c b/kernel/bpf/bpf_local_storage.c
> index fd4f9ac1d042..3b0da5a04d55 100644
> --- a/kernel/bpf/bpf_local_storage.c
> +++ b/kernel/bpf/bpf_local_storage.c

Do we need to change/remove mem_charge() and mem_uncharge() in 
bpf_local_storage.c? I didn't find that in the set. 

Thanks,
Song

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