Use a typedef instead of uint16_t directly when
describing sets of mmu indexes.

Reviewed-by: Pierrick Bouvier <pierrick.bouv...@linaro.org>
Signed-off-by: Richard Henderson <richard.hender...@linaro.org>
---
 include/exec/cputlb.h | 32 ++++++++++++++++----------------
 include/hw/core/cpu.h |  6 +++---
 accel/tcg/cputlb.c    | 30 +++++++++++++++---------------
 3 files changed, 34 insertions(+), 34 deletions(-)

diff --git a/include/exec/cputlb.h b/include/exec/cputlb.h
index 03ed7e2165..9bec0e7890 100644
--- a/include/exec/cputlb.h
+++ b/include/exec/cputlb.h
@@ -150,7 +150,7 @@ void tlb_flush_all_cpus_synced(CPUState *src_cpu);
  * MMU indexes.
  */
 void tlb_flush_page_by_mmuidx(CPUState *cpu, vaddr addr,
-                              uint16_t idxmap);
+                              MMUIdxMap idxmap);
 
 /**
  * tlb_flush_page_by_mmuidx_all_cpus_synced:
@@ -165,7 +165,7 @@ void tlb_flush_page_by_mmuidx(CPUState *cpu, vaddr addr,
  * translations using the flushed TLBs.
  */
 void tlb_flush_page_by_mmuidx_all_cpus_synced(CPUState *cpu, vaddr addr,
-                                              uint16_t idxmap);
+                                              MMUIdxMap idxmap);
 
 /**
  * tlb_flush_by_mmuidx:
@@ -176,7 +176,7 @@ void tlb_flush_page_by_mmuidx_all_cpus_synced(CPUState 
*cpu, vaddr addr,
  * Flush all entries from the TLB of the specified CPU, for the specified
  * MMU indexes.
  */
-void tlb_flush_by_mmuidx(CPUState *cpu, uint16_t idxmap);
+void tlb_flush_by_mmuidx(CPUState *cpu, MMUIdxMap idxmap);
 
 /**
  * tlb_flush_by_mmuidx_all_cpus_synced:
@@ -189,7 +189,7 @@ void tlb_flush_by_mmuidx(CPUState *cpu, uint16_t idxmap);
  * When this function returns, no CPUs will subsequently perform
  * translations using the flushed TLBs.
  */
-void tlb_flush_by_mmuidx_all_cpus_synced(CPUState *cpu, uint16_t idxmap);
+void tlb_flush_by_mmuidx_all_cpus_synced(CPUState *cpu, MMUIdxMap idxmap);
 
 /**
  * tlb_flush_page_bits_by_mmuidx
@@ -201,11 +201,11 @@ void tlb_flush_by_mmuidx_all_cpus_synced(CPUState *cpu, 
uint16_t idxmap);
  * Similar to tlb_flush_page_mask, but with a bitmap of indexes.
  */
 void tlb_flush_page_bits_by_mmuidx(CPUState *cpu, vaddr addr,
-                                   uint16_t idxmap, unsigned bits);
+                                   MMUIdxMap idxmap, unsigned bits);
 
 /* Similarly, with broadcast and syncing. */
 void tlb_flush_page_bits_by_mmuidx_all_cpus_synced(CPUState *cpu, vaddr addr,
-                                                   uint16_t idxmap,
+                                                   MMUIdxMap idxmap,
                                                    unsigned bits);
 
 /**
@@ -220,14 +220,14 @@ void 
tlb_flush_page_bits_by_mmuidx_all_cpus_synced(CPUState *cpu, vaddr addr,
  * comparing only the low @bits worth of each virtual page.
  */
 void tlb_flush_range_by_mmuidx(CPUState *cpu, vaddr addr,
-                               vaddr len, uint16_t idxmap,
+                               vaddr len, MMUIdxMap idxmap,
                                unsigned bits);
 
 /* Similarly, with broadcast and syncing. */
 void tlb_flush_range_by_mmuidx_all_cpus_synced(CPUState *cpu,
                                                vaddr addr,
                                                vaddr len,
-                                               uint16_t idxmap,
+                                               MMUIdxMap idxmap,
                                                unsigned bits);
 #else
 static inline void tlb_flush_page(CPUState *cpu, vaddr addr)
@@ -243,42 +243,42 @@ static inline void tlb_flush_all_cpus_synced(CPUState 
*src_cpu)
 {
 }
 static inline void tlb_flush_page_by_mmuidx(CPUState *cpu,
-                                            vaddr addr, uint16_t idxmap)
+                                            vaddr addr, MMUIdxMap idxmap)
 {
 }
 
-static inline void tlb_flush_by_mmuidx(CPUState *cpu, uint16_t idxmap)
+static inline void tlb_flush_by_mmuidx(CPUState *cpu, MMUIdxMap idxmap)
 {
 }
 static inline void tlb_flush_page_by_mmuidx_all_cpus_synced(CPUState *cpu,
                                                             vaddr addr,
-                                                            uint16_t idxmap)
+                                                            MMUIdxMap idxmap)
 {
 }
 static inline void tlb_flush_by_mmuidx_all_cpus_synced(CPUState *cpu,
-                                                       uint16_t idxmap)
+                                                       MMUIdxMap idxmap)
 {
 }
 static inline void tlb_flush_page_bits_by_mmuidx(CPUState *cpu,
                                                  vaddr addr,
-                                                 uint16_t idxmap,
+                                                 MMUIdxMap idxmap,
                                                  unsigned bits)
 {
 }
 static inline void
 tlb_flush_page_bits_by_mmuidx_all_cpus_synced(CPUState *cpu, vaddr addr,
-                                              uint16_t idxmap, unsigned bits)
+                                              MMUIdxMap idxmap, unsigned bits)
 {
 }
 static inline void tlb_flush_range_by_mmuidx(CPUState *cpu, vaddr addr,
-                                             vaddr len, uint16_t idxmap,
+                                             vaddr len, MMUIdxMap idxmap,
                                              unsigned bits)
 {
 }
 static inline void tlb_flush_range_by_mmuidx_all_cpus_synced(CPUState *cpu,
                                                              vaddr addr,
                                                              vaddr len,
-                                                             uint16_t idxmap,
+                                                             MMUIdxMap idxmap,
                                                              unsigned bits)
 {
 }
diff --git a/include/hw/core/cpu.h b/include/hw/core/cpu.h
index 5eaf41a566..1153cadb70 100644
--- a/include/hw/core/cpu.h
+++ b/include/hw/core/cpu.h
@@ -198,10 +198,10 @@ struct CPUClass {
 };
 
 /*
- * Fix the number of mmu modes to 16, which is also the maximum
- * supported by the softmmu tlb api.
+ * Fix the number of mmu modes to 16.
  */
 #define NB_MMU_MODES 16
+typedef uint16_t MMUIdxMap;
 
 /* Use a fully associative victim tlb of 8 entries. */
 #define CPU_VTLB_SIZE 8
@@ -306,7 +306,7 @@ typedef struct CPUTLBCommon {
      * mmu_idx N since the last time that mmu_idx was flushed.
      * Protected by tlb_c.lock.
      */
-    uint16_t dirty;
+     MMUIdxMap dirty;
     /*
      * Statistics.  These are not lock protected, but are read and
      * written atomically.  This allows the monitor to print a snapshot
diff --git a/accel/tcg/cputlb.c b/accel/tcg/cputlb.c
index 87e14bde4f..d324f33339 100644
--- a/accel/tcg/cputlb.c
+++ b/accel/tcg/cputlb.c
@@ -370,8 +370,8 @@ static void flush_all_helper(CPUState *src, run_on_cpu_func 
fn,
 
 static void tlb_flush_by_mmuidx_async_work(CPUState *cpu, run_on_cpu_data data)
 {
-    uint16_t asked = data.host_int;
-    uint16_t all_dirty, work, to_clean;
+    MMUIdxMap asked = data.host_int;
+    MMUIdxMap all_dirty, work, to_clean;
     int64_t now = get_clock_realtime();
 
     assert_cpu_is_self(cpu);
@@ -408,7 +408,7 @@ static void tlb_flush_by_mmuidx_async_work(CPUState *cpu, 
run_on_cpu_data data)
     }
 }
 
-void tlb_flush_by_mmuidx(CPUState *cpu, uint16_t idxmap)
+void tlb_flush_by_mmuidx(CPUState *cpu, MMUIdxMap idxmap)
 {
     tlb_debug("mmu_idx: 0x%" PRIx16 "\n", idxmap);
 
@@ -422,7 +422,7 @@ void tlb_flush(CPUState *cpu)
     tlb_flush_by_mmuidx(cpu, ALL_MMUIDX_BITS);
 }
 
-void tlb_flush_by_mmuidx_all_cpus_synced(CPUState *src_cpu, uint16_t idxmap)
+void tlb_flush_by_mmuidx_all_cpus_synced(CPUState *src_cpu, MMUIdxMap idxmap)
 {
     const run_on_cpu_func fn = tlb_flush_by_mmuidx_async_work;
 
@@ -531,7 +531,7 @@ static void tlb_flush_page_locked(CPUState *cpu, int midx, 
vaddr page)
  */
 static void tlb_flush_page_by_mmuidx_async_0(CPUState *cpu,
                                              vaddr addr,
-                                             uint16_t idxmap)
+                                             MMUIdxMap idxmap)
 {
     int mmu_idx;
 
@@ -570,14 +570,14 @@ static void tlb_flush_page_by_mmuidx_async_1(CPUState 
*cpu,
 {
     vaddr addr_and_idxmap = data.target_ptr;
     vaddr addr = addr_and_idxmap & TARGET_PAGE_MASK;
-    uint16_t idxmap = addr_and_idxmap & ~TARGET_PAGE_MASK;
+    MMUIdxMap idxmap = addr_and_idxmap & ~TARGET_PAGE_MASK;
 
     tlb_flush_page_by_mmuidx_async_0(cpu, addr, idxmap);
 }
 
 typedef struct {
     vaddr addr;
-    uint16_t idxmap;
+    MMUIdxMap idxmap;
 } TLBFlushPageByMMUIdxData;
 
 /**
@@ -599,7 +599,7 @@ static void tlb_flush_page_by_mmuidx_async_2(CPUState *cpu,
     g_free(d);
 }
 
-void tlb_flush_page_by_mmuidx(CPUState *cpu, vaddr addr, uint16_t idxmap)
+void tlb_flush_page_by_mmuidx(CPUState *cpu, vaddr addr, MMUIdxMap idxmap)
 {
     tlb_debug("addr: %016" VADDR_PRIx " mmu_idx:%" PRIx16 "\n", addr, idxmap);
 
@@ -618,7 +618,7 @@ void tlb_flush_page(CPUState *cpu, vaddr addr)
 
 void tlb_flush_page_by_mmuidx_all_cpus_synced(CPUState *src_cpu,
                                               vaddr addr,
-                                              uint16_t idxmap)
+                                              MMUIdxMap idxmap)
 {
     tlb_debug("addr: %016" VADDR_PRIx " mmu_idx:%"PRIx16"\n", addr, idxmap);
 
@@ -715,8 +715,8 @@ static void tlb_flush_range_locked(CPUState *cpu, int midx,
 typedef struct {
     vaddr addr;
     vaddr len;
-    uint16_t idxmap;
-    uint16_t bits;
+    MMUIdxMap idxmap;
+    unsigned bits;
 } TLBFlushRangeData;
 
 static void tlb_flush_range_by_mmuidx_async_0(CPUState *cpu,
@@ -766,7 +766,7 @@ static void tlb_flush_range_by_mmuidx_async_1(CPUState *cpu,
 }
 
 void tlb_flush_range_by_mmuidx(CPUState *cpu, vaddr addr,
-                               vaddr len, uint16_t idxmap,
+                               vaddr len, MMUIdxMap idxmap,
                                unsigned bits)
 {
     TLBFlushRangeData d;
@@ -797,7 +797,7 @@ void tlb_flush_range_by_mmuidx(CPUState *cpu, vaddr addr,
 }
 
 void tlb_flush_page_bits_by_mmuidx(CPUState *cpu, vaddr addr,
-                                   uint16_t idxmap, unsigned bits)
+                                   MMUIdxMap idxmap, unsigned bits)
 {
     tlb_flush_range_by_mmuidx(cpu, addr, TARGET_PAGE_SIZE, idxmap, bits);
 }
@@ -805,7 +805,7 @@ void tlb_flush_page_bits_by_mmuidx(CPUState *cpu, vaddr 
addr,
 void tlb_flush_range_by_mmuidx_all_cpus_synced(CPUState *src_cpu,
                                                vaddr addr,
                                                vaddr len,
-                                               uint16_t idxmap,
+                                               MMUIdxMap idxmap,
                                                unsigned bits)
 {
     TLBFlushRangeData d, *p;
@@ -847,7 +847,7 @@ void tlb_flush_range_by_mmuidx_all_cpus_synced(CPUState 
*src_cpu,
 
 void tlb_flush_page_bits_by_mmuidx_all_cpus_synced(CPUState *src_cpu,
                                                    vaddr addr,
-                                                   uint16_t idxmap,
+                                                   MMUIdxMap idxmap,
                                                    unsigned bits)
 {
     tlb_flush_range_by_mmuidx_all_cpus_synced(src_cpu, addr, TARGET_PAGE_SIZE,
-- 
2.43.0


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