From: David Miller <davem@davemloft.net>
To: jszhang@marvell.com
Cc: gregory.clement@free-electrons.com,
thomas.petazzoni@free-electrons.com, arnd@arndb.de,
mw@semihalf.com, linux-arm-kernel@lists.infradead.org,
netdev@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH net-next v3 0/4] net: mvneta: improve rx/tx performance
Date: Tue, 21 Feb 2017 11:16:02 -0500 (EST) [thread overview]
Message-ID: <20170221.111602.860315087619854954.davem@davemloft.net> (raw)
In-Reply-To: <20170221123726.2db7db19@xhacker>
From: Jisheng Zhang <jszhang@marvell.com>
Date: Tue, 21 Feb 2017 12:37:40 +0800
> Thanks for your review.
>
> The measurement is simple: record how much time we spent in mvneta_rx_swbm()
> for receiving 1GB data, something as below:
Please use a standard tool for measuring performance, rather than profiling
the driver and trying to derive numbers that way.
next prev parent reply other threads:[~2017-02-21 16:16 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-02-20 12:53 Jisheng Zhang
2017-02-20 12:53 ` [PATCH net-next v3 1/4] net: mvneta: avoid getting status from rx_desc as much as possible Jisheng Zhang
2017-02-20 12:53 ` [PATCH net-next v3 2/4] net: mvneta: avoid getting buf_phys_addr from rx_desc again Jisheng Zhang
2017-02-20 12:53 ` [PATCH net-next v3 3/4] net: mvneta: avoid reading from tx_desc as much as possible Jisheng Zhang
2017-02-20 12:53 ` [PATCH net-next v3 4/4] net: mvneta: Use cacheable memory to store the rx buffer DMA address Jisheng Zhang
2017-02-20 14:21 ` [PATCH net-next v3 0/4] net: mvneta: improve rx/tx performance Gregory CLEMENT
2017-02-21 4:37 ` Jisheng Zhang
2017-02-21 16:16 ` David Miller [this message]
2017-02-21 16:35 ` Marcin Wojtas
2017-02-24 11:56 ` Jisheng Zhang
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