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-rw-r--r--arch/arm64/kernel/efi.c9
-rw-r--r--arch/arm64/kernel/process.c8
2 files changed, 17 insertions, 0 deletions
diff --git a/arch/arm64/kernel/efi.c b/arch/arm64/kernel/efi.c
index b42c7b480e1e..2b8d70164428 100644
--- a/arch/arm64/kernel/efi.c
+++ b/arch/arm64/kernel/efi.c
@@ -354,3 +354,12 @@ void efi_virtmap_unload(void)
efi_set_pgd(current->active_mm);
preempt_enable();
}
+
+/*
+ * UpdateCapsule() depends on the system being shutdown via
+ * ResetSystem().
+ */
+bool efi_poweroff_required(void)
+{
+ return efi_enabled(EFI_RUNTIME_SERVICES);
+}
diff --git a/arch/arm64/kernel/process.c b/arch/arm64/kernel/process.c
index fde9923af859..c6b1f3b96f45 100644
--- a/arch/arm64/kernel/process.c
+++ b/arch/arm64/kernel/process.c
@@ -21,6 +21,7 @@
#include <stdarg.h>
#include <linux/compat.h>
+#include <linux/efi.h>
#include <linux/export.h>
#include <linux/sched.h>
#include <linux/kernel.h>
@@ -150,6 +151,13 @@ void machine_restart(char *cmd)
local_irq_disable();
smp_send_stop();
+ /*
+ * UpdateCapsule() depends on the system being reset via
+ * ResetSystem().
+ */
+ if (efi_enabled(EFI_RUNTIME_SERVICES))
+ efi_reboot(reboot_mode, NULL);
+
/* Now call the architecture specific reboot code. */
if (arm_pm_restart)
arm_pm_restart(reboot_mode, cmd);