From: Thomas Graf <tgraf@suug.ch>
To: Alexei Starovoitov <alexei.starovoitov@gmail.com>
Cc: Jesper Dangaard Brouer <brouer@redhat.com>,
Eric Dumazet <eric.dumazet@gmail.com>,
Tom Herbert <tom@herbertland.com>,
Tariq Toukan <ttoukan.linux@gmail.com>,
Tariq Toukan <tariqt@mellanox.com>,
"David S. Miller" <davem@davemloft.net>,
Linux Kernel Network Developers <netdev@vger.kernel.org>,
Eran Ben Elisha <eranbe@mellanox.com>,
Saeed Mahameed <saeedm@mellanox.com>,
Rana Shahout <ranas@mellanox.com>
Subject: Re: [PATCH net-next 7/8] net/mlx5e: XDP TX forwarding support
Date: Tue, 20 Sep 2016 18:58:51 +0200 [thread overview]
Message-ID: <20160920165851.GC3291@pox.localdomain> (raw)
In-Reply-To: <20160920164526.GB99429@ast-mbp.thefacebook.com>
On 09/20/16 at 09:45am, Alexei Starovoitov wrote:
> that's a great idea. Instead of adding aborted, ring_full, blahblah counters
> everywhere that cost performance, let's add tracepoints that are nops
> when not in use.
> And if all drivers call the same tracepoints it will be even better.
> Monitoring trace_xdp_aborted tracepoint would be generic way to debug
> 'divide by zero'.
Not opposed but I still need an indication to start tracing ;-) A
single counter would be enough though.
next prev parent reply other threads:[~2016-09-20 16:58 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-09-19 13:58 [PATCH net-next 0/8] mlx5e XDP support Tariq Toukan
2016-09-19 13:58 ` [PATCH net-next 1/8] net/mlx5e: Build RX SKB on demand Tariq Toukan
2016-09-19 13:58 ` [PATCH net-next 2/8] net/mlx5e: Union RQ RX info per RQ type Tariq Toukan
2016-09-19 13:58 ` [PATCH net-next 3/8] net/mlx5e: Slightly reduce hardware LRO size Tariq Toukan
2016-09-19 13:58 ` [PATCH net-next 4/8] net/mlx5e: Dynamic RQ type infrastructure Tariq Toukan
2016-09-19 13:58 ` [PATCH net-next 5/8] net/mlx5e: XDP fast RX drop bpf programs support Tariq Toukan
2016-09-19 13:58 ` [PATCH net-next 6/8] net/mlx5e: Have a clear separation between different SQ types Tariq Toukan
2016-09-19 13:58 ` [PATCH net-next 7/8] net/mlx5e: XDP TX forwarding support Tariq Toukan
2016-09-20 8:29 ` Jesper Dangaard Brouer
2016-09-20 11:33 ` Jesper Dangaard Brouer
2016-09-20 12:53 ` Tariq Toukan
2016-09-20 15:40 ` Alexei Starovoitov
2016-09-20 15:51 ` Tom Herbert
2016-09-20 15:58 ` Eric Dumazet
2016-09-20 16:06 ` Jesper Dangaard Brouer
2016-09-20 16:13 ` Eric Dumazet
2016-09-20 16:27 ` Jesper Dangaard Brouer
2016-09-20 16:45 ` Alexei Starovoitov
2016-09-20 16:58 ` Thomas Graf [this message]
2016-09-20 17:39 ` Eric Dumazet
2016-09-20 18:59 ` Jesper Dangaard Brouer
2016-09-20 19:21 ` Tom Herbert
2016-09-20 20:47 ` Jesper Dangaard Brouer
2016-09-20 21:04 ` Jesper Dangaard Brouer
2016-09-20 16:00 ` Alexei Starovoitov
2016-09-20 15:57 ` Jesper Dangaard Brouer
2016-09-21 7:57 ` Tariq Toukan
2016-09-21 8:16 ` Jesper Dangaard Brouer
2016-09-19 13:58 ` [PATCH net-next 8/8] net/mlx5e: XDP TX xmit more Tariq Toukan
2016-09-20 7:46 ` Jesper Dangaard Brouer
2016-09-20 8:19 ` Tariq Toukan
2016-09-20 9:26 ` Jesper Dangaard Brouer
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