RE: [EXTERNAL] Re: [net-next PATCH v2 3/6] octeontx2-pf: Add AF_XDP zero copy support for rx side

[Suman Ghosh <sumang@xxxxxxxxxxx>]

Hi Simon,

>> @@ -572,20 +575,31 @@ int otx2_napi_handler(struct napi_struct *napi,
>int budget)
>>  		if (pfvf->flags & OTX2_FLAG_ADPTV_INT_COAL_ENABLED)
>>  			otx2_adjust_adaptive_coalese(pfvf, cq_poll);
>>
>> +		if (likely(cq))
>> +			pool = &pfvf->qset.pool[cq->cq_idx];
>> +
>
>Hi Suman,
>
>FWIIW, Smatch is still concerned that cq may be used uninitialised here.
>
[Suman] ack
>...
>
>> @@ -1429,13 +1447,24 @@ static bool otx2_xdp_rcv_pkt_handler(struct
>otx2_nic *pfvf,
>>  	unsigned char *hard_start;
>>  	struct otx2_pool *pool;
>>  	int qidx = cq->cq_idx;
>> -	struct xdp_buff xdp;
>> +	struct xdp_buff xdp, *xsk_buff = NULL;
>>  	struct page *page;
>>  	u64 iova, pa;
>>  	u32 act;
>>  	int err;
>
>Please consider preserving reverse xmas tree order - longest line to
>shortest - for local variable declarations.
[Suman] ack
>
>...