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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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3
include/xen/xen-ops.h
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@ -7,6 +7,7 @@ DECLARE_PER_CPU(struct vcpu_info *, xen_vcpu);
void xen_pre_suspend(void);
void xen_post_suspend(int suspend_cancelled);
void xen_hvm_post_suspend(int suspend_cancelled);
void xen_mm_pin_all(void);
void xen_mm_unpin_all(void);
@ -14,4 +15,6 @@ void xen_mm_unpin_all(void);
void xen_timer_resume(void);
void xen_arch_resume(void);
int xen_setup_shutdown_event(void);
#endif /* INCLUDE_XEN_OPS_H */