--- zzzz-none-000/linux-4.4.60/arch/arm/mm/proc-v7.S	2017-04-08 07:53:53.000000000 +0000
+++ scorpion-7490-727/linux-4.4.60/arch/arm/mm/proc-v7.S	2021-02-04 17:41:59.000000000 +0000
@@ -168,6 +168,23 @@
 #endif
 
 /*
+ * Qualcomm Technologies Inc. Krait processors. - need to invalidate Branch prediction
+ * on switch_mm
+ */
+	globl_equ	cpu_krait_proc_init,	cpu_v7_proc_init
+	globl_equ	cpu_krait_proc_fin,	cpu_v7_proc_fin
+	globl_equ	cpu_krait_reset,		cpu_v7_reset
+	globl_equ	cpu_krait_do_idle,	cpu_v7_do_idle
+	globl_equ	cpu_krait_dcache_clean_area, cpu_v7_dcache_clean_area
+	globl_equ	cpu_krait_set_pte_ext,	cpu_v7_set_pte_ext
+	globl_equ	cpu_krait_suspend_size,	cpu_v7_suspend_size
+#ifdef CONFIG_ARM_CPU_SUSPEND
+	globl_equ	cpu_krait_do_suspend,	cpu_v7_do_suspend
+	globl_equ	cpu_krait_do_resume,	cpu_v7_do_resume
+#endif
+
+
+/*
  * Cortex-A9 processor functions
  */
 	globl_equ	cpu_ca9mp_proc_init,	cpu_v7_proc_init
@@ -497,6 +514,7 @@
 #ifdef CONFIG_CPU_PJ4B
 	define_processor_functions pj4b, dabort=v7_early_abort, pabort=v7_pabort, suspend=1
 #endif
+	define_processor_functions krait, dabort=v7_early_abort, pabort=v7_pabort, suspend=1
 
 	.section ".rodata"
 
@@ -646,7 +664,7 @@
 	 * do support them. They also don't indicate support for fused multiply
 	 * instructions even though they actually do support them.
 	 */
-	__v7_proc __krait_proc_info, __v7_setup, hwcaps = HWCAP_IDIV | HWCAP_VFPv4
+	__v7_proc __krait_proc_info, __v7_setup, hwcaps = HWCAP_IDIV | HWCAP_VFPv4, proc_fns = krait_processor_functions
 	.size	__krait_proc_info, . - __krait_proc_info
 
 	/*