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[Xen-devel] Why "Don't use shadow linear maps in sh_set_toplevel_shadow"

To: "Tim Deegan" <Tim.Deegan@xxxxxxxxxxxxx>
Subject: [Xen-devel] Why "Don't use shadow linear maps in sh_set_toplevel_shadow"?
From: "Li, Xin B" <xin.b.li@xxxxxxxxx>
Date: Fri, 17 Nov 2006 23:13:08 +0800
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Thread-topic: Why "Don't use shadow linear maps in sh_set_toplevel_shadow"?
It's changeset 12399, but can not understand, can you pls explain?
With this change, kernel build of FC5 changed from around 370s to 420s,
over 10% gap.
Thanks
-Xin

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