linux-kernel - Re: [PATCH bpf-next v3 3/5] nbd: add tracepoints for send/receive timing

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Date:   Fri, 19 Apr 2019 17:16:29 -0400
From:   Josef Bacik <josef@...icpanda.com>
To:     Matt Mullins <mmullins@...com>
Cc:     hall@...com, ast@...nel.org, bpf@...r.kernel.org,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        Josef Bacik <josef@...icpanda.com>,
        Jens Axboe <axboe@...nel.dk>,
        Steven Rostedt <rostedt@...dmis.org>,
        Ingo Molnar <mingo@...hat.com>,
        Daniel Borkmann <daniel@...earbox.net>,
        Martin KaFai Lau <kafai@...com>,
        Song Liu <songliubraving@...com>, Yonghong Song <yhs@...com>,
        linux-block@...r.kernel.org, nbd@...er.debian.org
Subject: Re: [PATCH bpf-next v3 3/5] nbd: add tracepoints for send/receive
 timing

On Fri, Apr 19, 2019 at 02:04:07PM -0700, Matt Mullins wrote:
> From: Andrew Hall <hall@...com>
> 
> This adds four tracepoints to nbd, enabling separate tracing of payload
> and header sending/receipt.
> 
> In the send path for headers that have already been sent, we also
> explicitly initialize the handle so it can be referenced by the later
> tracepoint.
> 
> Signed-off-by: Andrew Hall <hall@...com>

Reviewed-by: Josef Bacik <josef@...icpanda.com>

Thanks,

Josef