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Fix PAE ptep_get_and_clear_full(). The fast path requires us to manually clear
authorkaf24@firebug.cl.cam.ac.uk <kaf24@firebug.cl.cam.ac.uk>
Tue, 14 Mar 2006 14:25:33 +0000 (15:25 +0100)
committerkaf24@firebug.cl.cam.ac.uk <kaf24@firebug.cl.cam.ac.uk>
Tue, 14 Mar 2006 14:25:33 +0000 (15:25 +0100)
commitd82dd13c9e3462c2776dce7e0e94c0b6d8963ae8
tree262c91f31f120c025639aa42f405b15af8bcd2c4tree | snapshot
parent021c62163931e38331980cbba052c4ea69b520a3commit | diff
Fix PAE ptep_get_and_clear_full(). The fast path requires us to manually clear
the low half before the high half. Otherwise the compiler may reorder the writes
and validation in Xen will fail.

From: Jan Beulich
Signed-off-by: Keir Fraser <keir@xensource.com>
linux-2.6-xen-sparse/include/asm-i386/mach-xen/asm/pgtable.h diff | blob | history
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