From: Chris Wright <chrisw@osdl.org>
To: Gerd Knorr <kraxel@bytesex.org>
Cc: Chris Wright <chrisw@osdl.org>, xen-devel@lists.xensource.com
Subject: Re: [patch] pagetable cleanups, next version
Date: Fri, 15 Apr 2005 10:20:54 -0700 [thread overview]
Message-ID: <20050415172054.GT493@shell0.pdx.osdl.net> (raw)
In-Reply-To: <20050415164654.GA9516@bytesex>
* Gerd Knorr (kraxel@bytesex.org) wrote:
> There is the new l?e_has_changed() function which can be used to compare
> two page table entries. It takes ptr's to two page table entries and a
> bitmask with the page flags it should care about. The function will
> also deal with PAGE_MASK, so this is gone from the functions calling
> into l?e_has_changed().
>
> In that particular function I also ditched the MATCH_ENTRY() macro which
> did something simliar to l?e_has_changed() in a less generic way. That
> makes the code look even more different, although it _should_ be the
> same logic and it IMHO is also more readable. I admit that I havn't
> tested shadow mode though ...
>
> > Looks like create plus has changed is the new way?
>
> Huh? I lost you here ...
Sorry, that was my bad shorhand for l1e_create followed by l1e_has_changed.
Thanks for confirmation/explanation.
-chris
next prev parent reply other threads:[~2005-04-15 17:20 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-04-15 12:56 [patch] pagetable cleanups, next version Gerd Knorr
[not found] ` <20050415162338.GQ493@shell0.pdx.osdl.net>
2005-04-15 16:46 ` Gerd Knorr
2005-04-15 17:20 ` Chris Wright [this message]
2005-04-20 11:16 ` Michael A Fetterman
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