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[Xen-devel] [PATCH 0/3] xen: Fix oops when mapping/unmapping addr above

To: jeremy@xxxxxxxx
Subject: [Xen-devel] [PATCH 0/3] xen: Fix oops when mapping/unmapping addr above 1Gb
From: Mark McLoughlin <markmc@xxxxxxxxxx>
Date: Fri, 28 Mar 2008 16:38:14 +0000
Cc: mingo@xxxxxxx, xen-devel@xxxxxxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx
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Hi,
        In Fedora rawhide we're currently seeing oopses whenever
a processes dlopen()s a library which prelink() has previously
relocated above 1Gb. Some more details at:

  https://bugzilla.redhat.com/436453

        The issue seems to be that during xen_pgd_pin(), we only
pin PTE pages, but xen's release_pmd() tries to unpin PMD pages
too.

        The following series of patches is against the latest
x86 tree.

Cheers,
Mark.


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