From: Felix Fietkau <nbd@openwrt.org>
To: netdev@vger.kernel.org
Cc: zajec5@gmail.com, hauke@hauke-m.de
Subject: Re: [PATCH v5 4/9] bgmac: simplify rx DMA error handling
Date: Mon, 13 Apr 2015 21:47:40 +0200 [thread overview]
Message-ID: <552C1D5C.5090108@openwrt.org> (raw)
In-Reply-To: <1428946067-75650-4-git-send-email-nbd@openwrt.org>
On 2015-04-13 19:27, Felix Fietkau wrote:
> Unmap the DMA buffer before checking it. If an error occurs, free the
> buffer and allocate a new one. If allocation or mapping fails, retry as
> long as there is NAPI poll budget left (count every attempt instead of
> every frame).
>
> Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Sorry, have to send v6. There are some more issues in this patch
regarding the use of kfree().
- Felix
next prev parent reply other threads:[~2015-04-13 19:47 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-04-13 17:27 [PATCH v5 1/9] bgmac: simplify tx ring index handling Felix Fietkau
2015-04-13 17:27 ` [PATCH v5 2/9] bgmac: leave interrupts disabled as long as there is work to do Felix Fietkau
2015-04-13 17:27 ` [PATCH v5 3/9] bgmac: set received skb headroom to NET_SKB_PAD Felix Fietkau
2015-04-13 17:27 ` [PATCH v5 4/9] bgmac: simplify rx DMA error handling Felix Fietkau
2015-04-13 19:47 ` Felix Fietkau [this message]
2015-04-13 23:20 ` Francois Romieu
2015-04-14 0:04 ` David Miller
2015-04-14 0:05 ` Felix Fietkau
2015-04-13 17:27 ` [PATCH v5 5/9] bgmac: add check for oversized packets Felix Fietkau
2015-04-13 17:27 ` [PATCH v5 6/9] bgmac: increase rx ring size from 511 to 512 Felix Fietkau
2015-04-13 17:27 ` [PATCH v5 7/9] bgmac: simplify dma init/cleanup Felix Fietkau
2015-04-13 17:27 ` [PATCH v5 8/9] bgmac: fix DMA rx corruption Felix Fietkau
2015-04-13 17:27 ` [PATCH v5 9/9] bgmac: drop ring->num_slots Felix Fietkau
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