foo.diff

commit 4dacee69ddac259bc50ac3f353acc11ab273c8c5 (HEAD)
Author: Dan Pasanen <[email protected]>
Date:   Thu Jan 26 11:01:59 2017 -0600

    bootctl: set a prop for next boot slot
    
    Change-Id: I640f8eeadcc0f3dd0dd70625c9b782f61c20ece6

diff --git a/boot_control.cpp b/boot_control.cpp
index 539c52c..ef2e120 100644
--- a/boot_control.cpp
+++ b/boot_control.cpp
@@ -52,6 +52,7 @@ extern "C" {
 #define BOOT_IMG_PTN_NAME "boot"
 #define LUN_NAME_END_LOC 14
 #define BOOT_SLOT_PROP "ro.boot.slot_suffix"
+#define BOOT_SLOT_PROP_NEXT "boot.slot_suffix.next"
 
 #define SLOT_ACTIVE 1
 #define SLOT_INACTIVE 2
@@ -567,10 +568,12 @@ int set_active_boot_slot(struct boot_control_module *module, unsigned slot)
 					strlen(AB_SLOT_A_SUFFIX))){
 			//Set xbl_a as the boot lun
 			rc = gpt_utils_set_xbl_boot_partition(NORMAL_BOOT);
+			property_set(BOOT_SLOT_PROP_NEXT, "_a");
 		} else if (!strncmp(slot_suffix_arr[slot], AB_SLOT_B_SUFFIX,
 					strlen(AB_SLOT_B_SUFFIX))){
 			//Set xbl_b as the boot lun
 			rc = gpt_utils_set_xbl_boot_partition(BACKUP_BOOT);
+			property_set(BOOT_SLOT_PROP_NEXT, "_b");
 		} else {
 			//Something has gone terribly terribly wrong
 			ALOGE("%s: Unknown slot suffix!", __func__);