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xen: Add suspend/resume support for PV on HVM guests.

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Suspend/resume requires few different things on HVM: the suspend
hypercall is different; we don't need to save/restore memory related
settings; except the shared info page and the callback mechanism.

Signed-off-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
This commit is contained in:
Stefano Stabellini
2010-05-14 12:45:07 +01:00
committed by Jeremy Fitzhardinge
parent 183d03cc4f
commit 016b6f5fe8
6 changed files with 90 additions and 11 deletions
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6
arch/x86/xen/suspend.c
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@@ -26,6 +26,12 @@ void xen_pre_suspend(void)
BUG();
}
void xen_hvm_post_suspend(int suspend_cancelled)
{
xen_hvm_init_shared_info();
xen_callback_vector();
}
void xen_post_suspend(int suspend_cancelled)
{
xen_build_mfn_list_list();