| 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: <1287312163.1998.158.camel@laptop> Date: Sun, 17 Oct 2010 12:42:43 +0200 From: Peter Zijlstra <peterz@...radead.org> To: Don Zickus <dzickus@...hat.com> Cc: mingo@...hat.com, hpa@...or.com, ying.huang@...el.com, linux-kernel@...r.kernel.org, tglx@...utronix.de, mingo@...e.hu, linux-tip-commits@...r.kernel.org Subject: Re: [tip:perf/core] x86, NMI: Rewrite NMI handler On Sat, 2010-10-16 at 20:46 -0400, Don Zickus wrote: > Hmm, well to his defense, he isn't adding DIE_NMI_IPI. That code is > already there. He is just re-arranging it, making it look painfully > obvious the die_chain probably isn't as efficient as it should be. > > I think a bunch of us agree that we need to revamp the NMI notifier to > make it less wasteful. I was hoping we could do that in a separate patch > that would be layered on top of Huangs. > > Would you object to at least consider having this patch series in a > work-in-progress git branch that we can build on top of, with the final > outcome containing an nmi notifier that meets your expectations? What's the point of keeping it in a git tree? Its just a few patches. We've spend more time talking about this than it would take to actually do the patch that kills DIE_NMI_IPI. -- 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/
Powered by blists - more mailing lists