From: hpa@zytor.com (H. Peter Anvin)
To: linux-kernel@vger.kernel.org
Subject: Re: question about ramdisk
Date: Mon, 12 Jul 2004 17:13:02 +0000 (UTC) [thread overview]
Message-ID: <ccugqu$tun$1@terminus.zytor.com> (raw)
In-Reply-To: 1089651469.40f2c30d44364@core.ece.northwestern.edu
Followup to: <1089651469.40f2c30d44364@core.ece.northwestern.edu>
By author: lya755@ece.northwestern.edu
In newsgroup: linux.dev.kernel
>
> Hi all,
>
> I am learning linux kernel and have a question about ramdisk. When loading an
> executable in ramdisk, is the kernel loading the code all at a time to memory
> and then execute, or is it loading only a page at one time and generating a
> page fault to fetch another page?
>
> Thanks for any comments! Waiting desprately for your help.
>
Neither. The code is already in RAM. It's mapped into the process
address space and run in place.
-hpa
next prev parent reply other threads:[~2004-07-12 17:13 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-07-12 16:57 question about ramdisk lya755
2004-07-12 17:13 ` H. Peter Anvin [this message]
2004-07-13 14:01 ` lya755
2004-07-13 20:06 ` Lee Revell
2004-07-13 21:27 ` Lee Revell
[not found] ` <1089753034.40f44fca074c2@core.ece.northwestern.edu>
[not found] ` <1089753955.22175.8.camel@mindpipe>
2004-07-14 14:59 ` lya755
2004-07-14 16:07 ` Richard B. Johnson
2004-07-14 16:30 ` lya755
2004-07-14 16:57 ` Richard B. Johnson
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