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Subject: Re: [PATCH bpf-next v5] libbpf: Expose API to consume one ring at a
 time
To:     Adam Sindelar <adam@wowsignal.io>, bpf@vger.kernel.org
Cc:     Adam Sindelar <ats@fb.com>, David Vernet <void@manifault.com>,
        Brendan Jackman <jackmanb@google.com>,
        KP Singh <kpsingh@chromium.org>, linux-kernel@vger.kernel.org,
        Alexei Starovoitov <ast@kernel.org>,
        Florent Revest <revest@chromium.org>
References: <20230728093346.673994-1-adam@wowsignal.io>
From:   Hou Tao <houtao@huaweicloud.com>
Message-ID: <7c792532-4474-b523-08f9-f82fb57f1b09@huaweicloud.com>
Date:   Fri, 28 Jul 2023 18:51:25 +0800
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On 7/28/2023 5:33 PM, Adam Sindelar wrote:
> We already provide ring_buffer__epoll_fd to enable use of external
> polling systems. However, the only API available to consume the ring
> buffer is ring_buffer__consume, which always checks all rings. When
> polling for many events, this can be wasteful.
>
> Signed-off-by: Adam Sindelar <adam@wowsignal.io>

Acked-by: Hou Tao <houtao1@huawei.com>