arm,arm64/xen: introduce HYPERVISOR_suspend()
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>
diff --git a/arch/arm/include/asm/xen/hypercall.h b/arch/arm/include/asm/xen/hypercall.h
index 7658150..712b50e 100644
--- a/arch/arm/include/asm/xen/hypercall.h
+++ b/arch/arm/include/asm/xen/hypercall.h
@@ -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_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)