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Re: [PATCH 2/2] mwifiex: recover from skb allocation failures during RX

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On 24/03/2015, at 1:20 AM, Avinash Patil wrote:

> From: Zhaoyang Liu <liuzy@xxxxxxxxxxx>
> 
> This patch adds recovery mechanism for SDIO RX during SKB allocation
> failures.
> For allocation failures during multiport aggregation, we skip and drop RX
> packets.
> For single port read case, we will use preallocated card->mpa_rx.buf to
> complete cmd53 read.

Thanks.

Dropping RX data packets is considered safe, as the peer will retry; but does your patch drop events or command responses?  

Last year, I tried something similar, and I found that the driver would be confused if command responses were dropped.

--
James Cameron

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