1 files changed, 10 insertions, 0 deletions

diff --git a/arch/mips/mm/tlbex.c b/arch/mips/mm/tlbex.c
index 37b1cb246332..65b6e85447b1 100644
--- a/arch/mips/mm/tlbex.c
+++ b/arch/mips/mm/tlbex.c
@@ -932,6 +932,8 @@ build_get_pgd_vmalloc64(u32 **p, struct uasm_label **l, struct uasm_reloc **r,
                  * to mimic that here by taking a load/istream page
                  * fault.
                  */
+                if (IS_ENABLED(CONFIG_CPU_LOONGSON3_WORKAROUNDS))
+                        uasm_i_sync(p, 0);
                 UASM_i_LA(p, ptr, (unsigned long)tlb_do_page_fault_0);
                 uasm_i_jr(p, ptr);
 
@@ -1646,6 +1648,8 @@ static void
 iPTE_LW(u32 **p, unsigned int pte, unsigned int ptr)
 {
 #ifdef CONFIG_SMP
+        if (IS_ENABLED(CONFIG_CPU_LOONGSON3_WORKAROUNDS))
+                uasm_i_sync(p, 0);
 # ifdef CONFIG_PHYS_ADDR_T_64BIT
         if (cpu_has_64bits)
                 uasm_i_lld(p, pte, 0, ptr);
@@ -2259,6 +2263,8 @@ static void build_r4000_tlb_load_handler(void)
 #endif
 
         uasm_l_nopage_tlbl(&l, p);
+        if (IS_ENABLED(CONFIG_CPU_LOONGSON3_WORKAROUNDS))
+                uasm_i_sync(&p, 0);
         build_restore_work_registers(&p);
 #ifdef CONFIG_CPU_MICROMIPS
         if ((unsigned long)tlb_do_page_fault_0 & 1) {
@@ -2313,6 +2319,8 @@ static void build_r4000_tlb_store_handler(void)
 #endif
 
         uasm_l_nopage_tlbs(&l, p);
+        if (IS_ENABLED(CONFIG_CPU_LOONGSON3_WORKAROUNDS))
+                uasm_i_sync(&p, 0);
         build_restore_work_registers(&p);
 #ifdef CONFIG_CPU_MICROMIPS
         if ((unsigned long)tlb_do_page_fault_1 & 1) {
@@ -2368,6 +2376,8 @@ static void build_r4000_tlb_modify_handler(void)
 #endif
 
         uasm_l_nopage_tlbm(&l, p);
+        if (IS_ENABLED(CONFIG_CPU_LOONGSON3_WORKAROUNDS))
+                uasm_i_sync(&p, 0);
         build_restore_work_registers(&p);
 #ifdef CONFIG_CPU_MICROMIPS
         if ((unsigned long)tlb_do_page_fault_1 & 1) {