linux-kernel - Re: [PATCH 2/2] ehea: NAPI multi queue TX/RX path for SMP

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]

Message-Id: <200702281023.17591.ossthema@de.ibm.com>
Date:	Wed, 28 Feb 2007 10:23:16 +0100
From:	Jan-Bernd Themann <ossthema@...ibm.com>
To:	Patrick McHardy <kaber@...sh.net>
Cc:	Jeff Garzik <jeff@...zik.org>, netdev <netdev@...r.kernel.org>,
	Christoph Raisch <raisch@...ibm.com>,
	Jan-Bernd Themann <themann@...ibm.com>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	linux-ppc <linuxppc-dev@...abs.org>,
	Marcus Eder <meder@...ibm.com>,
	Thomas Klein <tklein@...ibm.com>,
	Stefan Roscher <stefan.roscher@...ibm.com>
Subject: Re: [PATCH 2/2] ehea: NAPI multi queue TX/RX path for SMP

Hi,

> >  
> > +static inline int ehea_hash_skb(struct sk_buff *skb, int num_qps)
> > +{
> > +	u32 tmp;
> > +	if ((skb->nh.iph->protocol == IPPROTO_TCP)
> > +	    && skb->protocol == ETH_P_IP) {
> 
> skb->protocol has network byte order. The ETH_P_IP test should also
> logically come before checking the IP protocol.
> 

fixed.

> > +		tmp = (skb->h.th->source + (skb->h.th->dest << 16)) % 31;
> 
> Only locally generated packets have a valid h.th pointer.
> 
good point. I'll fix that.

I'll send a new patch set later today

Thanks,
Jan-Bernd
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/