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arm,arm64/xen: introduce HYPERVISOR_suspend()

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Introduce HYPERVISOR_suspend() and a few additional empty stubs for
Xen arch specific functions called by drivers/xen/manage.c.

Signed-off-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Signed-off-by: David Vrabel <david.vrabel@citrix.com>
This commit is contained in:
Stefano Stabellini
2014-05-08 16:54:02 +01:00
committed by David Vrabel
parent aa8532c322
commit 79390289cf
2 changed files with 18 additions and 0 deletions
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10
arch/arm/include/asm/xen/hypercall.h
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@@ -34,6 +34,7 @@
#define _ASM_ARM_XEN_HYPERCALL_H
#include <xen/interface/xen.h>
#include <xen/interface/sched.h>
long privcmd_call(unsigned call, unsigned long a1,
unsigned long a2, unsigned long a3,
@@ -50,6 +51,15 @@ int HYPERVISOR_vcpu_op(int cmd, int vcpuid, void *extra_args);
int HYPERVISOR_tmem_op(void *arg);
int HYPERVISOR_multicall(struct multicall_entry *calls, uint32_t nr);
static inline int
HYPERVISOR_suspend(unsigned long start_info_mfn)
{
struct sched_shutdown r = { .reason = SHUTDOWN_suspend };
/* start_info_mfn is unused on ARM */
return HYPERVISOR_sched_op(SCHEDOP_shutdown, &r);
}
static inline void
MULTI_update_va_mapping(struct multicall_entry *mcl, unsigned long va,
unsigned int new_val, unsigned long flags)