From: Michal Nazarewicz <mina86@tlen.pl>
To: "Gu, Zhongshu" <gzs715@gmail.com>
Cc: kernelnewbies@nl.linux.org, linux-c-programming@vger.kernel.org
Subject: Re: How to make every page of a process in the page table present?
Date: Wed, 28 Jul 2010 22:13:01 +0200 [thread overview]
Message-ID: <871vane56a.fsf@erwin.mina86.com> (raw)
In-Reply-To: <AANLkTin8bzODztNO=qS2AAP5LULm9PSy1-c7gvN_brjw@mail.gmail.com> (Zhongshu Gu's message of "Wed, 28 Jul 2010 13:49:51 -0400")
"Gu, Zhongshu" <gzs715@gmail.com> writes:
> i compiled a static program using gcc on linux and run it under kvm. I
> checked every page table entry of this process in guest memory and
> found that some pages have been mapped and some ones are not. Is this
> the feature of on-demand paging?
> My question is whether there is a solution to make all the pte present
> and mapped in the page table?
> E.g. i fork a new process and load a new elf binary, how to make every
> page mapped in the page table of this new process.
Read a byte from each page?
Why do you need such a thing?
--
Best regards, _ _
.o. | Liege of Serenly Enlightened Majesty of o' \,=./ `o
..o | Computer Science, Michal "mina86" Nazarewicz (o o)
ooo +--<mina86-tlen.pl>--<jid:mina86-jabber.org>--ooO--(_)--Ooo--
next prev parent reply other threads:[~2010-07-28 20:13 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-07-28 17:49 How to make every page of a process in the page table present? Gu, Zhongshu
2010-07-28 20:13 ` Michal Nazarewicz [this message]
2010-07-29 10:23 ` Glynn Clements
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=871vane56a.fsf@erwin.mina86.com \
--to=mina86@tlen.pl \
--cc=gzs715@gmail.com \
--cc=kernelnewbies@nl.linux.org \
--cc=linux-c-programming@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.