Skip site navigation (1)Skip section navigation (2)
Date:      Fri, 30 Aug 2002 13:19:37 -0700 (PDT)
From:      Julian Elischer <julian@elischer.org>
To:        "Balaji, Pavan" <pavan.balaji@intel.com>
Cc:        "'freebsd-hackers@freebsd.org'" <freebsd-hackers@freebsd.org>
Subject:   Re: Copying from Virtual Address Space to Physical Address
Message-ID:  <Pine.BSF.4.21.0208301318450.4131-100000@InterJet.elischer.org>
In-Reply-To: <Pine.BSF.4.21.0208301238000.4131-100000@InterJet.elischer.org>

next in thread | previous in thread | raw e-mail | index | archive | help


On Fri, 30 Aug 2002, Julian Elischer wrote:

> Physio() does this.. first it finds the physical addresses of the user
> pages targetted, then it maps those pages into kernel space, and then it
> initiates IO to them. (this actually needs to change but for now it's
> true.


to correct myself..
physio() calls vmapbuf(bp) in order to do it..



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




Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?Pine.BSF.4.21.0208301318450.4131-100000>