linux-kernel - Re: Execute in place

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Message-Id: <200705081502.11210.a1426z@gawab.com>
Date:	Tue, 8 May 2007 15:02:11 +0300
From:	Al Boldi <a1426z@...ab.com>
To:	"H. Peter Anvin" <hpa@...or.com>
Cc:	Dmitry Krivoschekov <dmitry.krivoschekov@...il.com>,
	linux-kernel@...r.kernel.org
Subject: Re: Execute in place

H. Peter Anvin wrote:
> Al Boldi wrote:
> > You don't really think that anybody is suggesting to store the tmpfs
> > data without any coherency, do you?
> >
> > I am suggesting that you can easily isolate tmpfs coherency from the
> > rest of the page-cache, by simply streaming tmpfs data out to an mmap
> > and plugging it with the tmpfs fat on umount.  And streaming things back
> > in on mount.
>
> You still don't get it, do you?
>
> tmpfs metadata doesn't live in the pagecache.

It does not matter; you can deduce it on umount.


Thanks!

--
Al

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