xen: don't use sysret for sysexit32
authorJeremy Fitzhardinge <jeremy@goop.org>
Mon, 21 Jul 2008 23:49:58 +0000 (16:49 -0700)
committerIngo Molnar <mingo@elte.hu>
Thu, 24 Jul 2008 10:28:12 +0000 (12:28 +0200)
commit2dc1697eb355c34f9f7bcbbb83f490de248c360a
treeeeded09dab5b604ec5b6a1b1c10a3ff304ced75d
parent9e882c9282512cc622752f29ec7c29ce338fc1eb
xen: don't use sysret for sysexit32

When implementing sysexit32, don't let Xen use sysret to return to
userspace.  That results in usermode register state being trashed.

Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Cc: Mark McLoughlin <markmc@redhat.com>
Cc: Eduardo Habkost <ehabkost@redhat.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
arch/x86/xen/xen-asm_64.S