xen64: Clear %fs on xen_load_tls()

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We need to do this, otherwise we can get a GPF on hypercall return
after TLS descriptor is cleared but %fs is still pointing to it.

Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Cc: Stephen Tweedie <sct@redhat.com>
Cc: Eduardo Habkost <ehabkost@redhat.com>
Cc: Mark McLoughlin <markmc@redhat.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

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Eduardo Habkost 2008-07-08 15:07:10 -07:00 • committed by Ingo Molnar

parent 4a5c3e77f7

commit 8a95408e18

1 changed files with 22 additions and 9 deletions

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arch/x86/xen/enlighten.c

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