Skip site navigation (1)Skip section navigation (2)
Date:      Thu, 17 Jul 2008 13:15:24 +1000 (EST)
From:      Bruce Evans <brde@optusnet.com.au>
To:        David Christensen <davidch@broadcom.com>
Cc:        "freebsd-net@freebsd.org" <freebsd-net@freebsd.org>
Subject:   Re: Enabling MSI-X on -CURRENT for New Network Driver
Message-ID:  <20080717131000.K2693@besplex.bde.org>
In-Reply-To: <5D267A3F22FD854F8F48B3D2B52381932677F1A0C3@IRVEXCHCCR01.corp.ad.broadcom.com>
References:  <5D267A3F22FD854F8F48B3D2B52381932677F1A0C3@IRVEXCHCCR01.corp.ad.broadcom.com>

next in thread | previous in thread | raw e-mail | index | archive | help
On Wed, 16 Jul 2008, David Christensen wrote:

> I'm working on adding MSI-X support for a new network driver
> and having some difficulty in actually getting an interrupt.
> Does this look right?

I don't know, but on FreeBSD cluster machines running RELENG_8 bce
generates too many interrupts -- approx. 46000/second to deliver
approx. 2 packets/second.  bce works normally on FreeBSD cluster
machines running RELENG_7 and earlier (2 interrupts/second to deliver
systat -v output).

Bruce



Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20080717131000.K2693>