From: "Chen, Kenneth W" <kenneth.w.chen@intel.com>
To: linux-ia64@vger.kernel.org
Subject: RE: [rfc] dynamic 3-level / 4-level page table
Date: Fri, 28 Apr 2006 17:16:25 +0000 [thread overview]
Message-ID: <4t153d$rpjna@azsmga001.ch.intel.com> (raw)
In-Reply-To: <4sur0l$s99mf@fmsmga001.fm.intel.com>
Zoltan Menyhart wrote on Friday, April 28, 2006 1:58 AM
> Could you please describe how e.g. the VHPT miss handler works
> with the modification?
> Especially the "LOAD_PGD()" related operations.
LOAD_PGD() is a clone of pud_offset():
+#define pud_offset(dir,addr) ((pud_t *) (pgtbl3 ? (u64) (dir) : pgd_page(*(dir))) + \
+ (((addr) >> PUD_SHIFT) & (PTRS_PER_PUD - 1)))
Except pgtbl3 condition is evaluated only once at boot time.
next prev parent reply other threads:[~2006-04-28 17:16 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-04-28 2:09 [rfc] dynamic 3-level / 4-level page table Chen, Kenneth W
2006-04-28 8:57 ` Zoltan Menyhart
2006-04-28 15:33 ` Robin Holt
2006-04-28 17:16 ` Chen, Kenneth W [this message]
2006-04-28 17:22 ` Chen, Kenneth W
2006-05-02 8:28 ` Zoltan Menyhart
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='4t153d$rpjna@azsmga001.ch.intel.com' \
--to=kenneth.w.chen@intel.com \
--cc=linux-ia64@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.