linux-kernel - Re: [PATCH bpf-next v6 07/23] bpf: prepare for more bpf syscall to be used from kernel and user space.

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Message-ID: <fedd05d9-b243-6e25-e385-9d79839dbf9e@fb.com>
Date:   Fri, 15 Jul 2022 21:37:56 -0700
From:   Yonghong Song <yhs@...com>
To:     Benjamin Tissoires <benjamin.tissoires@...hat.com>,
        Greg KH <gregkh@...uxfoundation.org>,
        Jiri Kosina <jikos@...nel.org>,
        Alexei Starovoitov <ast@...nel.org>,
        Daniel Borkmann <daniel@...earbox.net>,
        Andrii Nakryiko <andrii@...nel.org>,
        Martin KaFai Lau <kafai@...com>,
        Song Liu <songliubraving@...com>,
        John Fastabend <john.fastabend@...il.com>,
        KP Singh <kpsingh@...nel.org>, Shuah Khan <shuah@...nel.org>,
        Dave Marchevsky <davemarchevsky@...com>,
        Joe Stringer <joe@...ium.io>, Jonathan Corbet <corbet@....net>
Cc:     Tero Kristo <tero.kristo@...ux.intel.com>,
        linux-kernel@...r.kernel.org, linux-input@...r.kernel.org,
        netdev@...r.kernel.org, bpf@...r.kernel.org,
        linux-kselftest@...r.kernel.org, linux-doc@...r.kernel.org
Subject: Re: [PATCH bpf-next v6 07/23] bpf: prepare for more bpf syscall to be
 used from kernel and user space.



On 7/12/22 7:58 AM, Benjamin Tissoires wrote:
> Add BPF_MAP_GET_FD_BY_ID and BPF_MAP_DELETE_PROG.
> 
> Only BPF_MAP_GET_FD_BY_ID needs to be amended to be able
> to access the bpf pointer either from the userspace or the kernel.
> 
> Signed-off-by: Benjamin Tissoires <benjamin.tissoires@...hat.com>

Acked-by: Yonghong Song <yhs@...com>