linux/arch/x86/xen/suspend_pv.c
Vitaly Kuznetsov 9963236d7c x86/xen: split suspend.c for PV and PVHVM guests
Slit the code in suspend.c into suspend_pv.c and suspend_hvm.c.

Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com>
Reviewed-by: Juergen Gross <jgross@suse.com>
Signed-off-by: Juergen Gross <jgross@suse.com>
2017-05-02 11:09:17 +02:00

47 lines
993 B
C

#include <linux/types.h>
#include <asm/fixmap.h>
#include <asm/xen/hypercall.h>
#include <asm/xen/page.h>
#include "xen-ops.h"
void xen_pv_pre_suspend(void)
{
xen_mm_pin_all();
xen_start_info->store_mfn = mfn_to_pfn(xen_start_info->store_mfn);
xen_start_info->console.domU.mfn =
mfn_to_pfn(xen_start_info->console.domU.mfn);
BUG_ON(!irqs_disabled());
HYPERVISOR_shared_info = &xen_dummy_shared_info;
if (HYPERVISOR_update_va_mapping(fix_to_virt(FIX_PARAVIRT_BOOTMAP),
__pte_ma(0), 0))
BUG();
}
void xen_pv_post_suspend(int suspend_cancelled)
{
xen_build_mfn_list_list();
xen_setup_shared_info();
if (suspend_cancelled) {
xen_start_info->store_mfn =
pfn_to_mfn(xen_start_info->store_mfn);
xen_start_info->console.domU.mfn =
pfn_to_mfn(xen_start_info->console.domU.mfn);
} else {
#ifdef CONFIG_SMP
BUG_ON(xen_cpu_initialized_map == NULL);
cpumask_copy(xen_cpu_initialized_map, cpu_online_mask);
#endif
xen_vcpu_restore();
}
xen_mm_unpin_all();
}