Skip site navigation (1)Skip section navigation (2)
Date:      Thu, 07 Sep 2000 21:02:10 -0600
From:      Warner Losh <imp@village.org>
To:        Bruce Evans <bde@zeta.org.au>
Cc:        The Hermit Hacker <scrappy@hub.org>, freebsd-current@FreeBSD.ORG, freebsd-smp@FreeBSD.ORG
Subject:   Re: 'interrupt-level buffer overflows' for sio device? 
Message-ID:  <200009080302.VAA50459@harmony.village.org>
In-Reply-To: Your message of "Fri, 08 Sep 2000 11:50:45 %2B1100." <Pine.BSF.4.21.0009081148120.30454-100000@besplex.bde.org> 
References:  <Pine.BSF.4.21.0009081148120.30454-100000@besplex.bde.org>  

next in thread | previous in thread | raw e-mail | index | archive | help
Also, this is interrupt level overflows.  We can run the fast
interrupts fast enough to harvest characters from the hardware.
What's not happening is that sio's bottom half isn't being run fast
enough so the interrupt level buffers overflow.

Warner


To Unsubscribe: send mail to majordomo@FreeBSD.org
with "unsubscribe freebsd-smp" in the body of the message




Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?200009080302.VAA50459>