Zero is the safe do-nothing value for callers to use.

Reviewed-by: Helge Deller <deller@gmx.de>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 target/arm/internals.h      | 3 ++-
 target/arm/ptw.c            | 2 +-
 target/arm/tcg/m_helper.c   | 8 ++++----
 target/arm/tcg/tlb_helper.c | 2 +-
 4 files changed, 8 insertions(+), 7 deletions(-)

diff --git a/target/arm/internals.h b/target/arm/internals.h
index 1e5da81ce9..2b16579fa5 100644
--- a/target/arm/internals.h
+++ b/target/arm/internals.h
@@ -1432,6 +1432,7 @@ typedef struct GetPhysAddrResult {
  * @env: CPUARMState
  * @address: virtual address to get physical address for
  * @access_type: 0 for read, 1 for write, 2 for execute
+ * @memop: memory operation feeding this access, or 0 for none
  * @mmu_idx: MMU index indicating required translation regime
  * @result: set on translation success.
  * @fi: set to fault info if the translation fails
@@ -1450,7 +1451,7 @@ typedef struct GetPhysAddrResult {
  *    value.
  */
 bool get_phys_addr(CPUARMState *env, vaddr address,
-                   MMUAccessType access_type, ARMMMUIdx mmu_idx,
+                   MMUAccessType access_type, MemOp memop, ARMMMUIdx mmu_idx,
                    GetPhysAddrResult *result, ARMMMUFaultInfo *fi)
     __attribute__((nonnull));
 
diff --git a/target/arm/ptw.c b/target/arm/ptw.c
index 659855133c..373095a339 100644
--- a/target/arm/ptw.c
+++ b/target/arm/ptw.c
@@ -3572,7 +3572,7 @@ bool get_phys_addr_with_space_nogpc(CPUARMState *env, vaddr address,
 }
 
 bool get_phys_addr(CPUARMState *env, vaddr address,
-                   MMUAccessType access_type, ARMMMUIdx mmu_idx,
+                   MMUAccessType access_type, MemOp memop, ARMMMUIdx mmu_idx,
                    GetPhysAddrResult *result, ARMMMUFaultInfo *fi)
 {
     S1Translate ptw = {
diff --git a/target/arm/tcg/m_helper.c b/target/arm/tcg/m_helper.c
index 23d7f73035..f7354f3c6e 100644
--- a/target/arm/tcg/m_helper.c
+++ b/target/arm/tcg/m_helper.c
@@ -222,7 +222,7 @@ static bool v7m_stack_write(ARMCPU *cpu, uint32_t addr, uint32_t value,
     int exc;
     bool exc_secure;
 
-    if (get_phys_addr(env, addr, MMU_DATA_STORE, mmu_idx, &res, &fi)) {
+    if (get_phys_addr(env, addr, MMU_DATA_STORE, 0, mmu_idx, &res, &fi)) {
         /* MPU/SAU lookup failed */
         if (fi.type == ARMFault_QEMU_SFault) {
             if (mode == STACK_LAZYFP) {
@@ -311,7 +311,7 @@ static bool v7m_stack_read(ARMCPU *cpu, uint32_t *dest, uint32_t addr,
     bool exc_secure;
     uint32_t value;
 
-    if (get_phys_addr(env, addr, MMU_DATA_LOAD, mmu_idx, &res, &fi)) {
+    if (get_phys_addr(env, addr, MMU_DATA_LOAD, 0, mmu_idx, &res, &fi)) {
         /* MPU/SAU lookup failed */
         if (fi.type == ARMFault_QEMU_SFault) {
             qemu_log_mask(CPU_LOG_INT,
@@ -2009,7 +2009,7 @@ static bool v7m_read_half_insn(ARMCPU *cpu, ARMMMUIdx mmu_idx, bool secure,
                       "...really SecureFault with SFSR.INVEP\n");
         return false;
     }
-    if (get_phys_addr(env, addr, MMU_INST_FETCH, mmu_idx, &res, &fi)) {
+    if (get_phys_addr(env, addr, MMU_INST_FETCH, 0, mmu_idx, &res, &fi)) {
         /* the MPU lookup failed */
         env->v7m.cfsr[env->v7m.secure] |= R_V7M_CFSR_IACCVIOL_MASK;
         armv7m_nvic_set_pending(env->nvic, ARMV7M_EXCP_MEM, env->v7m.secure);
@@ -2045,7 +2045,7 @@ static bool v7m_read_sg_stack_word(ARMCPU *cpu, ARMMMUIdx mmu_idx,
     ARMMMUFaultInfo fi = {};
     uint32_t value;
 
-    if (get_phys_addr(env, addr, MMU_DATA_LOAD, mmu_idx, &res, &fi)) {
+    if (get_phys_addr(env, addr, MMU_DATA_LOAD, 0, mmu_idx, &res, &fi)) {
         /* MPU/SAU lookup failed */
         if (fi.type == ARMFault_QEMU_SFault) {
             qemu_log_mask(CPU_LOG_INT,
diff --git a/target/arm/tcg/tlb_helper.c b/target/arm/tcg/tlb_helper.c
index 885bf4ec14..1d8b7bcaa2 100644
--- a/target/arm/tcg/tlb_helper.c
+++ b/target/arm/tcg/tlb_helper.c
@@ -344,7 +344,7 @@ bool arm_cpu_tlb_fill(CPUState *cs, vaddr address, int size,
      * return false.  Otherwise populate fsr with ARM DFSR/IFSR fault
      * register format, and signal the fault.
      */
-    ret = get_phys_addr(&cpu->env, address, access_type,
+    ret = get_phys_addr(&cpu->env, address, access_type, 0,
                         core_to_arm_mmu_idx(&cpu->env, mmu_idx),
                         &res, fi);
     if (likely(!ret)) {
-- 
2.43.0