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
| ||
|
Message-ID: <20100502104304.6c6b2764@infradead.org> Date: Sun, 2 May 2010 10:43:04 -0700 From: Arjan van de Ven <arjan@...radead.org> To: Eric Dumazet <eric.dumazet@...il.com> Cc: Andi Kleen <andi@...stfloor.org>, David Miller <davem@...emloft.net>, hadi@...erus.ca, xiaosuo@...il.com, therbert@...gle.com, shemminger@...tta.com, netdev@...r.kernel.org, lenb@...nel.org Subject: Re: [PATCH v6] net: batch skb dequeueing from softnet input_pkt_queue On Sun, 02 May 2010 18:35:31 +0200 Eric Dumazet <eric.dumazet@...il.com> wrote > > > You mean we can wakeup a thread with something else than an IPI ? > actually we can. mwait is not only "go idle", it is "go idle until someone writes to <THIS> cacheline". where <THIS> is set up with a "monitor" instruction. We don't need to send an ipi per se.. all we need is to write to the right cacheline that we're monitoring. -- Arjan van de Ven Intel Open Source Technology Centre For development, discussion and tips for power savings, visit http://www.lesswatts.org -- 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
Powered by blists - more mailing lists