Add kexec reboot string (sonic-net#46)

patch/kernel-add-kexec-reboot-string.patch

@@ -0,0 +1,22 @@
+From cc1ab16f0e641a8b3cd90c802c2e48a4c89c238b Mon Sep 17 00:00:00 2001
+
+From: Joe LeVeque <jolevequ@microsoft.com>
+
+Subject: [PATCH] Add kexec reboot string
+---
+ kernel/kexec_core.c |    2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/kernel/kexec_core.c b/kernel/kexec_core.c
+index 5616755..ac8a106 100644
+--- a/kernel/kexec_core.c
++++ b/kernel/kexec_core.c
+@@ -1531,7 +1531,7 @@ int kernel_kexec(void)
+ #endif
+ 	{
+ 		kexec_in_progress = true;
+-		kernel_restart_prepare(NULL);
++		kernel_restart_prepare("kexec reboot");
+ 		migrate_to_reboot_cpu();
+
+ 		/*

patch/series

@@ -21,6 +21,7 @@ driver-sff-8436-use-nvmem-framework.patch
 driver-sff-8436-use-nvmem_device_read.patch
 driver-i2c-bus-intel-ismt-add-delay-param.patch
 driver-pca954x-i2c-mux-force-deselect-on-exit-flag.patch
+kernel-add-kexec-reboot-string.patch
 driver-hwmon-max6620.patch
 driver-hwmon-max6620-fix-rpm-calc.patch
 driver-hwmon-max6620-update.patch