netdev - Re: [PATCH net-next] net: bcmgenet: rework Rx queue init

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Date:	Sat, 07 Mar 2015 22:33:03 -0500 (EST)
From:	David Miller <davem@...emloft.net>
To:	pgynther@...gle.com
Cc:	netdev@...r.kernel.org, f.fainelli@...il.com
Subject: Re: [PATCH net-next] net: bcmgenet: rework Rx queue init

From: Petri Gynther <pgynther@...gle.com>
Date: Fri,  6 Mar 2015 13:45:00 -0800 (PST)

> In preparation for supporting multiple Rx queues:
> 1. Move the initialization of priv->num_rx_bds, priv->rx_bds, and
>    priv->rx_cbs from bcmgenet_init_rx_ring() to bcmgenet_init_dma()
>    since they are not specific to a single Rx queue. Mimics the Tx
>    init model where priv->num_tx_bds, priv->tx_bds, and priv->tx_cbs
>    are initialized in bcmgenet_init_dma().
> 2. Program DMA_MBUF_DONE_THRESH = 1 so that future Rx queues Q0-Q15
>    will get per-packet Rx interrupt.
> 3. Group DMA_START_ADDR, RDMA_READ_PTR, RDMA_WRITE_PTR, and DMA_END_ADDR
>    initialization together. Mimics the Tx init model.
> 4. There is 1-to-1 mapping between RxCBs and RxBDs.
>    Precalculate RxCB->bd_addr so that it can be used in the future.
> 
> Signed-off-by: Petri Gynther <pgynther@...gle.com>

Applied, thanks.
--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html