linux-kernel - Re: [kvm-devel] [RFC] Deferred interrupt handling.

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] [thread-next>] [day] [month] [year] [list]

Message-ID: <20070718175708.6968923e@the-village.bc.nu>
Date:	Wed, 18 Jul 2007 17:57:08 +0100
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	Avi Kivity <avi@...ranet.com>
Cc:	Dor Laor <dor.laor@...ranet.com>, kvm-devel@...ts.sourceforge.net,
	linux-kernel@...r.kernel.org
Subject: Re: [kvm-devel] [RFC] Deferred interrupt handling.

> IMO the only reasonable solution is to disallow interrupt forwarding
> with shared irqs.  If someone later comes up with a bright idea, we can

Which means you are back to ISA bus devices. Even checking if an IRQ is
currently unshared isn't simple as with hotplug this may change.

> implement it.  Otherwise the problem will solve itself with hardware
> moving to msi.

Only if MSI ever works properly on the bridges and hardware 8(
-
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/