Greg Kroah-Hartman
598cf27219
Link: https://lore.kernel.org/r/20260217200002.683975158@linuxfoundation.org Tested-by: Florian Fainelli <florian.fainelli@broadcom.com> Tested-by: Takeshi Ogasawara <takeshi.ogasawara@futuring-girl.com> Tested-by: Peter Schneider <pschneider1968@googlemail.com> Tested-by: Jon Hunter <jonathanh@nvidia.com> Tested-by: Salvatore Bonaccorso <carnil@debian.org> Tested-by: Brett A C Sheffield <bacs@librecast.net> Tested-by: Mark Brown <broonie@kernel.org> Tested-by: Luna Jernberg <droidbittin@gmail.com> Tested-by: Ronald Warsow <rwarsow@gmx.de> Tested-by: Justin M. Forbes <jforbes@fedoraproject.org> Tested-by: Ron Economos <re@w6rz.net> Tested-by: Miguel Ojeda <ojeda@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
49 lines
1.1 KiB
C
49 lines
1.1 KiB
C
// SPDX-License-Identifier: GPL-2.0
|
|
#include <linux/types.h>
|
|
|
|
#include <asm/xen/hypercall.h>
|
|
#include <asm/xen/page.h>
|
|
|
|
#include <asm/fixmap.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();
|
|
set_fixmap(FIX_PARAVIRT_BOOTMAP, xen_start_info->shared_info);
|
|
HYPERVISOR_shared_info = (void *)fix_to_virt(FIX_PARAVIRT_BOOTMAP);
|
|
xen_setup_mfn_list_list();
|
|
|
|
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();
|
|
}
|