Merge "lmkd: change defaults to disable event upgrade/downgrade logic"
diff --git a/libunwindstack/Android.bp b/libunwindstack/Android.bp
index 484bc7d..9389b40 100644
--- a/libunwindstack/Android.bp
+++ b/libunwindstack/Android.bp
@@ -170,6 +170,7 @@
     data: [
         "tests/files/elf32.xz",
         "tests/files/elf64.xz",
+        "tests/files/offline/jit_debug_arm32/*",
         "tests/files/offline/jit_debug_x86_32/*",
         "tests/files/offline/gnu_debugdata_arm32/*",
         "tests/files/offline/straddle_arm32/*",
diff --git a/libunwindstack/JitDebug.cpp b/libunwindstack/JitDebug.cpp
index 1008439..d1dc0e6 100644
--- a/libunwindstack/JitDebug.cpp
+++ b/libunwindstack/JitDebug.cpp
@@ -173,7 +173,6 @@
   initialized_ = true;
 
   std::string descriptor_name("__jit_debug_descriptor");
-  uint64_t descriptor_addr = 0;
   for (MapInfo* info : *maps) {
     if (!(info->flags & PROT_EXEC) || !(info->flags & PROT_READ) || info->offset != 0) {
       continue;
@@ -194,17 +193,16 @@
     }
 
     Elf* elf = info->GetElf(memory_, true);
+    uint64_t descriptor_addr;
     if (elf->GetGlobalVariable(descriptor_name, &descriptor_addr)) {
+      // Search for the first non-zero entry.
       descriptor_addr += info->start;
-      break;
+      entry_addr_ = (this->*read_descriptor_func_)(descriptor_addr);
+      if (entry_addr_ != 0) {
+        break;
+      }
     }
   }
-
-  if (descriptor_addr == 0) {
-    return;
-  }
-
-  entry_addr_ = (this->*read_descriptor_func_)(descriptor_addr);
 }
 
 Elf* JitDebug::GetElf(Maps* maps, uint64_t pc) {
diff --git a/libunwindstack/tests/JitDebugTest.cpp b/libunwindstack/tests/JitDebugTest.cpp
index 83d7a49..1a50989 100644
--- a/libunwindstack/tests/JitDebugTest.cpp
+++ b/libunwindstack/tests/JitDebugTest.cpp
@@ -49,6 +49,7 @@
                        "a000-c000 --xp 00000000 00:00 0\n"
                        "c000-f000 rwxp 00000000 00:00 0\n"
                        "f000-11000 r-xp 00000000 00:00 0\n"
+                       "12000-14000 r-xp 00000000 00:00 0\n"
                        "100000-110000 rw-p 0000000 00:00 0\n"
                        "200000-210000 rw-p 0000000 00:00 0\n"));
     ASSERT_TRUE(maps_->Parse());
@@ -72,6 +73,16 @@
     elf->FakeSetInterface(interface);
     interface->FakeSetGlobalVariable("__jit_debug_descriptor", 0x800);
     map_info->elf = elf;
+
+    map_info = maps_->Get(6);
+    ASSERT_TRUE(map_info != nullptr);
+    elf_memories_.push_back(new MemoryFake);
+    elf = new ElfFake(elf_memories_.back());
+    elf->FakeSetValid(true);
+    interface = new ElfInterfaceFake(elf_memories_.back());
+    elf->FakeSetInterface(interface);
+    interface->FakeSetGlobalVariable("__jit_debug_descriptor", 0x800);
+    map_info->elf = elf;
   }
 
   template <typename EhdrType, typename ShdrType>
@@ -293,6 +304,27 @@
   EXPECT_EQ(elf, elf2);
 }
 
+TEST_F(JitDebugTest, get_multiple_jit_debug_descriptors_valid) {
+  CreateElf<Elf32_Ehdr, Elf32_Shdr>(0x4000, ELFCLASS32, EM_ARM, 0x1500, 0x200);
+  CreateElf<Elf32_Ehdr, Elf32_Shdr>(0x5000, ELFCLASS32, EM_ARM, 0x2000, 0x300);
+
+  WriteDescriptor32(0xf800, 0x200000);
+  WriteEntry32Pad(0x200000, 0, 0, 0x4000, 0x1000);
+  WriteDescriptor32(0x12800, 0x201000);
+  WriteEntry32Pad(0x201000, 0, 0, 0x5000, 0x1000);
+
+  ASSERT_TRUE(jit_debug_->GetElf(maps_.get(), 0x1500) != nullptr);
+  ASSERT_TRUE(jit_debug_->GetElf(maps_.get(), 0x2000) == nullptr);
+
+  // Now clear the descriptor entry for the first one.
+  WriteDescriptor32(0xf800, 0);
+  jit_debug_.reset(new JitDebug(process_memory_));
+  jit_debug_->SetArch(ARCH_ARM);
+
+  ASSERT_TRUE(jit_debug_->GetElf(maps_.get(), 0x1500) == nullptr);
+  ASSERT_TRUE(jit_debug_->GetElf(maps_.get(), 0x2000) != nullptr);
+}
+
 TEST_F(JitDebugTest, get_elf_x86) {
   CreateElf<Elf32_Ehdr, Elf32_Shdr>(0x4000, ELFCLASS32, EM_ARM, 0x1500, 0x200);
 
diff --git a/libunwindstack/tests/UnwindOfflineTest.cpp b/libunwindstack/tests/UnwindOfflineTest.cpp
index 9216204..582ac18 100644
--- a/libunwindstack/tests/UnwindOfflineTest.cpp
+++ b/libunwindstack/tests/UnwindOfflineTest.cpp
@@ -406,4 +406,223 @@
       frame_info);
 }
 
+TEST(UnwindOfflineTest, jit_debug_arm32) {
+  std::string dir(TestGetFileDirectory() + "offline/jit_debug_arm32/");
+
+  MemoryOfflineParts* memory = new MemoryOfflineParts;
+  AddMemory(dir + "descriptor.data", memory);
+  AddMemory(dir + "descriptor1.data", memory);
+  AddMemory(dir + "stack.data", memory);
+  for (size_t i = 0; i < 7; i++) {
+    AddMemory(dir + "entry" + std::to_string(i) + ".data", memory);
+    AddMemory(dir + "jit" + std::to_string(i) + ".data", memory);
+  }
+
+  FILE* fp = fopen((dir + "regs.txt").c_str(), "r");
+  ASSERT_TRUE(fp != nullptr);
+  RegsArm regs;
+  uint64_t reg_value;
+  ASSERT_EQ(1, fscanf(fp, "r0: %" SCNx64 "\n", &reg_value));
+  regs[ARM_REG_R0] = reg_value;
+  ASSERT_EQ(1, fscanf(fp, "r1: %" SCNx64 "\n", &reg_value));
+  regs[ARM_REG_R1] = reg_value;
+  ASSERT_EQ(1, fscanf(fp, "r2: %" SCNx64 "\n", &reg_value));
+  regs[ARM_REG_R2] = reg_value;
+  ASSERT_EQ(1, fscanf(fp, "r3: %" SCNx64 "\n", &reg_value));
+  regs[ARM_REG_R3] = reg_value;
+  ASSERT_EQ(1, fscanf(fp, "r4: %" SCNx64 "\n", &reg_value));
+  regs[ARM_REG_R4] = reg_value;
+  ASSERT_EQ(1, fscanf(fp, "r5: %" SCNx64 "\n", &reg_value));
+  regs[ARM_REG_R5] = reg_value;
+  ASSERT_EQ(1, fscanf(fp, "r6: %" SCNx64 "\n", &reg_value));
+  regs[ARM_REG_R6] = reg_value;
+  ASSERT_EQ(1, fscanf(fp, "r7: %" SCNx64 "\n", &reg_value));
+  regs[ARM_REG_R7] = reg_value;
+  ASSERT_EQ(1, fscanf(fp, "r8: %" SCNx64 "\n", &reg_value));
+  regs[ARM_REG_R8] = reg_value;
+  ASSERT_EQ(1, fscanf(fp, "r9: %" SCNx64 "\n", &reg_value));
+  regs[ARM_REG_R9] = reg_value;
+  ASSERT_EQ(1, fscanf(fp, "r10: %" SCNx64 "\n", &reg_value));
+  regs[ARM_REG_R10] = reg_value;
+  ASSERT_EQ(1, fscanf(fp, "r11: %" SCNx64 "\n", &reg_value));
+  regs[ARM_REG_R11] = reg_value;
+  ASSERT_EQ(1, fscanf(fp, "ip: %" SCNx64 "\n", &reg_value));
+  regs[ARM_REG_R12] = reg_value;
+  ASSERT_EQ(1, fscanf(fp, "sp: %" SCNx64 "\n", &reg_value));
+  regs[ARM_REG_SP] = reg_value;
+  ASSERT_EQ(1, fscanf(fp, "lr: %" SCNx64 "\n", &reg_value));
+  regs[ARM_REG_LR] = reg_value;
+  ASSERT_EQ(1, fscanf(fp, "pc: %" SCNx64 "\n", &reg_value));
+  regs[ARM_REG_PC] = reg_value;
+  regs.SetFromRaw();
+  fclose(fp);
+
+  fp = fopen((dir + "maps.txt").c_str(), "r");
+  ASSERT_TRUE(fp != nullptr);
+  // The file is guaranteed to be less than 4096 bytes.
+  std::vector<char> buffer(4096);
+  ASSERT_NE(0U, fread(buffer.data(), 1, buffer.size(), fp));
+  fclose(fp);
+
+  BufferMaps maps(buffer.data());
+  ASSERT_TRUE(maps.Parse());
+
+  ASSERT_EQ(ARCH_ARM, regs.Arch());
+
+  std::shared_ptr<Memory> process_memory(memory);
+
+  char* cwd = getcwd(nullptr, 0);
+  ASSERT_EQ(0, chdir(dir.c_str()));
+  JitDebug jit_debug(process_memory);
+  Unwinder unwinder(128, &maps, &regs, process_memory);
+  unwinder.SetJitDebug(&jit_debug, regs.Arch());
+  unwinder.Unwind();
+  ASSERT_EQ(0, chdir(cwd));
+  free(cwd);
+
+  std::string frame_info(DumpFrames(unwinder));
+  ASSERT_EQ(76U, unwinder.NumFrames()) << "Unwind:\n" << frame_info;
+  EXPECT_EQ(
+      "  #00 pc 00018a5e  libarttestd.so (Java_Main_unwindInProcess+865)\n"
+      "  #01 pc 0000212d (offset 0x2000)  137-cfi.odex (boolean Main.unwindInProcess(boolean, int, "
+      "boolean)+92)\n"
+      "  #02 pc 00011cb1  anonymous:e2796000 (boolean Main.bar(boolean)+72)\n"
+      "  #03 pc 00462175  libartd.so (art_quick_invoke_stub_internal+68)\n"
+      "  #04 pc 00467129  libartd.so (art_quick_invoke_stub+228)\n"
+      "  #05 pc 000bf7a9  libartd.so "
+      "(_ZN3art9ArtMethod6InvokeEPNS_6ThreadEPjjPNS_6JValueEPKc+864)\n"
+      "  #06 pc 00247833  libartd.so "
+      "(_ZN3art11interpreter34ArtInterpreterToCompiledCodeBridgeEPNS_6ThreadEPNS_9ArtMethodEPNS_"
+      "11ShadowFrameEtPNS_6JValueE+382)\n"
+      "  #07 pc 0022e935  libartd.so "
+      "(_ZN3art11interpreterL7ExecuteEPNS_6ThreadERKNS_20CodeItemDataAccessorERNS_11ShadowFrameENS_"
+      "6JValueEb+244)\n"
+      "  #08 pc 0022f71d  libartd.so "
+      "(_ZN3art11interpreter30EnterInterpreterFromEntryPointEPNS_6ThreadERKNS_"
+      "20CodeItemDataAccessorEPNS_11ShadowFrameE+128)\n"
+      "  #09 pc 00442865  libartd.so (artQuickToInterpreterBridge+796)\n"
+      "  #10 pc 004666ff  libartd.so (art_quick_to_interpreter_bridge+30)\n"
+      "  #11 pc 00011c31  anonymous:e2796000 (int Main.compare(Main, Main)+64)\n"
+      "  #12 pc 00462175  libartd.so (art_quick_invoke_stub_internal+68)\n"
+      "  #13 pc 00467129  libartd.so (art_quick_invoke_stub+228)\n"
+      "  #14 pc 000bf7a9  libartd.so "
+      "(_ZN3art9ArtMethod6InvokeEPNS_6ThreadEPjjPNS_6JValueEPKc+864)\n"
+      "  #15 pc 00247833  libartd.so "
+      "(_ZN3art11interpreter34ArtInterpreterToCompiledCodeBridgeEPNS_6ThreadEPNS_9ArtMethodEPNS_"
+      "11ShadowFrameEtPNS_6JValueE+382)\n"
+      "  #16 pc 0022e935  libartd.so "
+      "(_ZN3art11interpreterL7ExecuteEPNS_6ThreadERKNS_20CodeItemDataAccessorERNS_11ShadowFrameENS_"
+      "6JValueEb+244)\n"
+      "  #17 pc 0022f71d  libartd.so "
+      "(_ZN3art11interpreter30EnterInterpreterFromEntryPointEPNS_6ThreadERKNS_"
+      "20CodeItemDataAccessorEPNS_11ShadowFrameE+128)\n"
+      "  #18 pc 00442865  libartd.so (artQuickToInterpreterBridge+796)\n"
+      "  #19 pc 004666ff  libartd.so (art_quick_to_interpreter_bridge+30)\n"
+      "  #20 pc 00011b77  anonymous:e2796000 (int Main.compare(java.lang.Object, "
+      "java.lang.Object)+118)\n"
+      "  #21 pc 00462175  libartd.so (art_quick_invoke_stub_internal+68)\n"
+      "  #22 pc 00467129  libartd.so (art_quick_invoke_stub+228)\n"
+      "  #23 pc 000bf7a9  libartd.so "
+      "(_ZN3art9ArtMethod6InvokeEPNS_6ThreadEPjjPNS_6JValueEPKc+864)\n"
+      "  #24 pc 00247833  libartd.so "
+      "(_ZN3art11interpreter34ArtInterpreterToCompiledCodeBridgeEPNS_6ThreadEPNS_9ArtMethodEPNS_"
+      "11ShadowFrameEtPNS_6JValueE+382)\n"
+      "  #25 pc 0022e935  libartd.so "
+      "(_ZN3art11interpreterL7ExecuteEPNS_6ThreadERKNS_20CodeItemDataAccessorERNS_11ShadowFrameENS_"
+      "6JValueEb+244)\n"
+      "  #26 pc 0022f71d  libartd.so "
+      "(_ZN3art11interpreter30EnterInterpreterFromEntryPointEPNS_6ThreadERKNS_"
+      "20CodeItemDataAccessorEPNS_11ShadowFrameE+128)\n"
+      "  #27 pc 00442865  libartd.so (artQuickToInterpreterBridge+796)\n"
+      "  #28 pc 004666ff  libartd.so (art_quick_to_interpreter_bridge+30)\n"
+      "  #29 pc 00011a29  anonymous:e2796000 (int "
+      "java.util.Arrays.binarySearch0(java.lang.Object[], int, int, java.lang.Object, "
+      "java.util.Comparator)+304)\n"
+      "  #30 pc 00462175  libartd.so (art_quick_invoke_stub_internal+68)\n"
+      "  #31 pc 0046722f  libartd.so (art_quick_invoke_static_stub+226)\n"
+      "  #32 pc 000bf7bb  libartd.so "
+      "(_ZN3art9ArtMethod6InvokeEPNS_6ThreadEPjjPNS_6JValueEPKc+882)\n"
+      "  #33 pc 00247833  libartd.so "
+      "(_ZN3art11interpreter34ArtInterpreterToCompiledCodeBridgeEPNS_6ThreadEPNS_9ArtMethodEPNS_"
+      "11ShadowFrameEtPNS_6JValueE+382)\n"
+      "  #34 pc 0022e935  libartd.so "
+      "(_ZN3art11interpreterL7ExecuteEPNS_6ThreadERKNS_20CodeItemDataAccessorERNS_11ShadowFrameENS_"
+      "6JValueEb+244)\n"
+      "  #35 pc 0022f71d  libartd.so "
+      "(_ZN3art11interpreter30EnterInterpreterFromEntryPointEPNS_6ThreadERKNS_"
+      "20CodeItemDataAccessorEPNS_11ShadowFrameE+128)\n"
+      "  #36 pc 00442865  libartd.so (artQuickToInterpreterBridge+796)\n"
+      "  #37 pc 004666ff  libartd.so (art_quick_to_interpreter_bridge+30)\n"
+      "  #38 pc 0001139b  anonymous:e2796000 (boolean Main.foo()+178)\n"
+      "  #39 pc 00462175  libartd.so (art_quick_invoke_stub_internal+68)\n"
+      "  #40 pc 00467129  libartd.so (art_quick_invoke_stub+228)\n"
+      "  #41 pc 000bf7a9  libartd.so "
+      "(_ZN3art9ArtMethod6InvokeEPNS_6ThreadEPjjPNS_6JValueEPKc+864)\n"
+      "  #42 pc 00247833  libartd.so "
+      "(_ZN3art11interpreter34ArtInterpreterToCompiledCodeBridgeEPNS_6ThreadEPNS_9ArtMethodEPNS_"
+      "11ShadowFrameEtPNS_6JValueE+382)\n"
+      "  #43 pc 0022e935  libartd.so "
+      "(_ZN3art11interpreterL7ExecuteEPNS_6ThreadERKNS_20CodeItemDataAccessorERNS_11ShadowFrameENS_"
+      "6JValueEb+244)\n"
+      "  #44 pc 0022f71d  libartd.so "
+      "(_ZN3art11interpreter30EnterInterpreterFromEntryPointEPNS_6ThreadERKNS_"
+      "20CodeItemDataAccessorEPNS_11ShadowFrameE+128)\n"
+      "  #45 pc 00442865  libartd.so (artQuickToInterpreterBridge+796)\n"
+      "  #46 pc 004666ff  libartd.so (art_quick_to_interpreter_bridge+30)\n"
+      "  #47 pc 00010aa7  anonymous:e2796000 (void Main.runPrimary()+70)\n"
+      "  #48 pc 00462175  libartd.so (art_quick_invoke_stub_internal+68)\n"
+      "  #49 pc 00467129  libartd.so (art_quick_invoke_stub+228)\n"
+      "  #50 pc 000bf7a9  libartd.so "
+      "(_ZN3art9ArtMethod6InvokeEPNS_6ThreadEPjjPNS_6JValueEPKc+864)\n"
+      "  #51 pc 00247833  libartd.so "
+      "(_ZN3art11interpreter34ArtInterpreterToCompiledCodeBridgeEPNS_6ThreadEPNS_9ArtMethodEPNS_"
+      "11ShadowFrameEtPNS_6JValueE+382)\n"
+      "  #52 pc 0022e935  libartd.so "
+      "(_ZN3art11interpreterL7ExecuteEPNS_6ThreadERKNS_20CodeItemDataAccessorERNS_11ShadowFrameENS_"
+      "6JValueEb+244)\n"
+      "  #53 pc 0022f71d  libartd.so "
+      "(_ZN3art11interpreter30EnterInterpreterFromEntryPointEPNS_6ThreadERKNS_"
+      "20CodeItemDataAccessorEPNS_11ShadowFrameE+128)\n"
+      "  #54 pc 00442865  libartd.so (artQuickToInterpreterBridge+796)\n"
+      "  #55 pc 004666ff  libartd.so (art_quick_to_interpreter_bridge+30)\n"
+      "  #56 pc 0000ba99  anonymous:e2796000 (void Main.main(java.lang.String[])+144)\n"
+      "  #57 pc 00462175  libartd.so (art_quick_invoke_stub_internal+68)\n"
+      "  #58 pc 0046722f  libartd.so (art_quick_invoke_static_stub+226)\n"
+      "  #59 pc 000bf7bb  libartd.so "
+      "(_ZN3art9ArtMethod6InvokeEPNS_6ThreadEPjjPNS_6JValueEPKc+882)\n"
+      "  #60 pc 00247833  libartd.so "
+      "(_ZN3art11interpreter34ArtInterpreterToCompiledCodeBridgeEPNS_6ThreadEPNS_9ArtMethodEPNS_"
+      "11ShadowFrameEtPNS_6JValueE+382)\n"
+      "  #61 pc 0022e935  libartd.so "
+      "(_ZN3art11interpreterL7ExecuteEPNS_6ThreadERKNS_20CodeItemDataAccessorERNS_11ShadowFrameENS_"
+      "6JValueEb+244)\n"
+      "  #62 pc 0022f71d  libartd.so "
+      "(_ZN3art11interpreter30EnterInterpreterFromEntryPointEPNS_6ThreadERKNS_"
+      "20CodeItemDataAccessorEPNS_11ShadowFrameE+128)\n"
+      "  #63 pc 00442865  libartd.so (artQuickToInterpreterBridge+796)\n"
+      "  #64 pc 004666ff  libartd.so (art_quick_to_interpreter_bridge+30)\n"
+      "  #65 pc 00462175  libartd.so (art_quick_invoke_stub_internal+68)\n"
+      "  #66 pc 0046722f  libartd.so (art_quick_invoke_static_stub+226)\n"
+      "  #67 pc 000bf7bb  libartd.so "
+      "(_ZN3art9ArtMethod6InvokeEPNS_6ThreadEPjjPNS_6JValueEPKc+882)\n"
+      "  #68 pc 003b292d  libartd.so "
+      "(_ZN3artL18InvokeWithArgArrayERKNS_33ScopedObjectAccessAlreadyRunnableEPNS_9ArtMethodEPNS_"
+      "8ArgArrayEPNS_6JValueEPKc+52)\n"
+      "  #69 pc 003b26c3  libartd.so "
+      "(_ZN3art17InvokeWithVarArgsERKNS_33ScopedObjectAccessAlreadyRunnableEP8_jobjectP10_"
+      "jmethodIDSt9__va_list+210)\n"
+      "  #70 pc 00308411  libartd.so "
+      "(_ZN3art3JNI21CallStaticVoidMethodVEP7_JNIEnvP7_jclassP10_jmethodIDSt9__va_list+76)\n"
+      "  #71 pc 000e6a9f  libartd.so "
+      "(_ZN3art8CheckJNI11CallMethodVEPKcP7_JNIEnvP8_jobjectP7_jclassP10_jmethodIDSt9__va_listNS_"
+      "9Primitive4TypeENS_10InvokeTypeE+1486)\n"
+      "  #72 pc 000e19b9  libartd.so "
+      "(_ZN3art8CheckJNI21CallStaticVoidMethodVEP7_JNIEnvP7_jclassP10_jmethodIDSt9__va_list+40)\n"
+      "  #73 pc 0000159f  dalvikvm32 "
+      "(_ZN7_JNIEnv20CallStaticVoidMethodEP7_jclassP10_jmethodIDz+30)\n"
+      "  #74 pc 00001349  dalvikvm32 (main+896)\n"
+      "  #75 pc 000850c9  libc.so\n",
+      frame_info);
+}
+
 }  // namespace unwindstack
diff --git a/libunwindstack/tests/files/offline/jit_debug_arm32/137-cfi.odex b/libunwindstack/tests/files/offline/jit_debug_arm32/137-cfi.odex
new file mode 100644
index 0000000..35a6bc5
--- /dev/null
+++ b/libunwindstack/tests/files/offline/jit_debug_arm32/137-cfi.odex
Binary files differ
diff --git a/libunwindstack/tests/files/offline/jit_debug_arm32/dalvikvm32 b/libunwindstack/tests/files/offline/jit_debug_arm32/dalvikvm32
new file mode 100644
index 0000000..def299e
--- /dev/null
+++ b/libunwindstack/tests/files/offline/jit_debug_arm32/dalvikvm32
Binary files differ
diff --git a/libunwindstack/tests/files/offline/jit_debug_arm32/descriptor.data b/libunwindstack/tests/files/offline/jit_debug_arm32/descriptor.data
new file mode 100644
index 0000000..7b876b5
--- /dev/null
+++ b/libunwindstack/tests/files/offline/jit_debug_arm32/descriptor.data
Binary files differ
diff --git a/libunwindstack/tests/files/offline/jit_debug_arm32/descriptor1.data b/libunwindstack/tests/files/offline/jit_debug_arm32/descriptor1.data
new file mode 100644
index 0000000..3c468d6
--- /dev/null
+++ b/libunwindstack/tests/files/offline/jit_debug_arm32/descriptor1.data
Binary files differ
diff --git a/libunwindstack/tests/files/offline/jit_debug_arm32/entry0.data b/libunwindstack/tests/files/offline/jit_debug_arm32/entry0.data
new file mode 100644
index 0000000..2c7689b
--- /dev/null
+++ b/libunwindstack/tests/files/offline/jit_debug_arm32/entry0.data
Binary files differ
diff --git a/libunwindstack/tests/files/offline/jit_debug_arm32/entry1.data b/libunwindstack/tests/files/offline/jit_debug_arm32/entry1.data
new file mode 100644
index 0000000..22a35b8
--- /dev/null
+++ b/libunwindstack/tests/files/offline/jit_debug_arm32/entry1.data
Binary files differ
diff --git a/libunwindstack/tests/files/offline/jit_debug_arm32/entry2.data b/libunwindstack/tests/files/offline/jit_debug_arm32/entry2.data
new file mode 100644
index 0000000..61f3927
--- /dev/null
+++ b/libunwindstack/tests/files/offline/jit_debug_arm32/entry2.data
Binary files differ
diff --git a/libunwindstack/tests/files/offline/jit_debug_arm32/entry3.data b/libunwindstack/tests/files/offline/jit_debug_arm32/entry3.data
new file mode 100644
index 0000000..1a37628
--- /dev/null
+++ b/libunwindstack/tests/files/offline/jit_debug_arm32/entry3.data
Binary files differ
diff --git a/libunwindstack/tests/files/offline/jit_debug_arm32/entry4.data b/libunwindstack/tests/files/offline/jit_debug_arm32/entry4.data
new file mode 100644
index 0000000..7ef62ca
--- /dev/null
+++ b/libunwindstack/tests/files/offline/jit_debug_arm32/entry4.data
Binary files differ
diff --git a/libunwindstack/tests/files/offline/jit_debug_arm32/entry5.data b/libunwindstack/tests/files/offline/jit_debug_arm32/entry5.data
new file mode 100644
index 0000000..6d27c89
--- /dev/null
+++ b/libunwindstack/tests/files/offline/jit_debug_arm32/entry5.data
Binary files differ
diff --git a/libunwindstack/tests/files/offline/jit_debug_arm32/entry6.data b/libunwindstack/tests/files/offline/jit_debug_arm32/entry6.data
new file mode 100644
index 0000000..bfbceea
--- /dev/null
+++ b/libunwindstack/tests/files/offline/jit_debug_arm32/entry6.data
Binary files differ
diff --git a/libunwindstack/tests/files/offline/jit_debug_arm32/jit0.data b/libunwindstack/tests/files/offline/jit_debug_arm32/jit0.data
new file mode 100644
index 0000000..b78848e
--- /dev/null
+++ b/libunwindstack/tests/files/offline/jit_debug_arm32/jit0.data
Binary files differ
diff --git a/libunwindstack/tests/files/offline/jit_debug_arm32/jit1.data b/libunwindstack/tests/files/offline/jit_debug_arm32/jit1.data
new file mode 100644
index 0000000..8f927ac
--- /dev/null
+++ b/libunwindstack/tests/files/offline/jit_debug_arm32/jit1.data
Binary files differ
diff --git a/libunwindstack/tests/files/offline/jit_debug_arm32/jit2.data b/libunwindstack/tests/files/offline/jit_debug_arm32/jit2.data
new file mode 100644
index 0000000..1d1dfca
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+++ b/libunwindstack/tests/files/offline/jit_debug_arm32/jit2.data
Binary files differ
diff --git a/libunwindstack/tests/files/offline/jit_debug_arm32/jit3.data b/libunwindstack/tests/files/offline/jit_debug_arm32/jit3.data
new file mode 100644
index 0000000..89aeb43
--- /dev/null
+++ b/libunwindstack/tests/files/offline/jit_debug_arm32/jit3.data
Binary files differ
diff --git a/libunwindstack/tests/files/offline/jit_debug_arm32/jit4.data b/libunwindstack/tests/files/offline/jit_debug_arm32/jit4.data
new file mode 100644
index 0000000..e076934
--- /dev/null
+++ b/libunwindstack/tests/files/offline/jit_debug_arm32/jit4.data
Binary files differ
diff --git a/libunwindstack/tests/files/offline/jit_debug_arm32/jit5.data b/libunwindstack/tests/files/offline/jit_debug_arm32/jit5.data
new file mode 100644
index 0000000..17d6041
--- /dev/null
+++ b/libunwindstack/tests/files/offline/jit_debug_arm32/jit5.data
Binary files differ
diff --git a/libunwindstack/tests/files/offline/jit_debug_arm32/jit6.data b/libunwindstack/tests/files/offline/jit_debug_arm32/jit6.data
new file mode 100644
index 0000000..aaff037
--- /dev/null
+++ b/libunwindstack/tests/files/offline/jit_debug_arm32/jit6.data
Binary files differ
diff --git a/libunwindstack/tests/files/offline/jit_debug_arm32/libart.so b/libunwindstack/tests/files/offline/jit_debug_arm32/libart.so
new file mode 100644
index 0000000..0527893
--- /dev/null
+++ b/libunwindstack/tests/files/offline/jit_debug_arm32/libart.so
Binary files differ
diff --git a/libunwindstack/tests/files/offline/jit_debug_arm32/libartd.so b/libunwindstack/tests/files/offline/jit_debug_arm32/libartd.so
new file mode 100644
index 0000000..8559056
--- /dev/null
+++ b/libunwindstack/tests/files/offline/jit_debug_arm32/libartd.so
Binary files differ
diff --git a/libunwindstack/tests/files/offline/jit_debug_arm32/libarttestd.so b/libunwindstack/tests/files/offline/jit_debug_arm32/libarttestd.so
new file mode 100644
index 0000000..06dbf10
--- /dev/null
+++ b/libunwindstack/tests/files/offline/jit_debug_arm32/libarttestd.so
Binary files differ
diff --git a/libunwindstack/tests/files/offline/jit_debug_arm32/libc.so b/libunwindstack/tests/files/offline/jit_debug_arm32/libc.so
new file mode 100644
index 0000000..9894e66
--- /dev/null
+++ b/libunwindstack/tests/files/offline/jit_debug_arm32/libc.so
Binary files differ
diff --git a/libunwindstack/tests/files/offline/jit_debug_arm32/maps.txt b/libunwindstack/tests/files/offline/jit_debug_arm32/maps.txt
new file mode 100644
index 0000000..f25c781
--- /dev/null
+++ b/libunwindstack/tests/files/offline/jit_debug_arm32/maps.txt
@@ -0,0 +1,8 @@
+ab0d3000-ab0d8000 r-xp 0 00:00 0   dalvikvm32
+dfe4e000-dfe7b000 r-xp 0 00:00 0   libarttestd.so
+e0447000-e0448000 r-xp 2000 00:00 0   137-cfi.odex
+e2796000-e4796000 r-xp 0 00:00 0   anonymous:e2796000
+e648e000-e690f000 r-xp 00000000 00:00 0  libart.so
+ed306000-ed801000 r-xp 0 00:00 0   libartd.so
+eda88000-edb23000 r-xp 0 00:00 0   libc.so
+ede4e000-ede50000 r-xp 0 00:00 0   anonymous:ede4e000
diff --git a/libunwindstack/tests/files/offline/jit_debug_arm32/regs.txt b/libunwindstack/tests/files/offline/jit_debug_arm32/regs.txt
new file mode 100644
index 0000000..0e20066
--- /dev/null
+++ b/libunwindstack/tests/files/offline/jit_debug_arm32/regs.txt
@@ -0,0 +1,16 @@
+r0: dfe7c0f8
+r1: 0
+r2: 0
+r3: 40000000
+r4: e051ffb4
+r5: 0
+r6: e051ffc0
+r7: ede514e8
+r8: ff85d1a8
+r9: ed9210c0
+r10: 58
+r11: 0
+ip: edb26d04
+sp: ff85d180
+lr: edaff5af
+pc: dfe66a5e
diff --git a/libunwindstack/tests/files/offline/jit_debug_arm32/stack.data b/libunwindstack/tests/files/offline/jit_debug_arm32/stack.data
new file mode 100644
index 0000000..b2ff14e
--- /dev/null
+++ b/libunwindstack/tests/files/offline/jit_debug_arm32/stack.data
Binary files differ
diff --git a/rootdir/Android.mk b/rootdir/Android.mk
index 7804f6d..ca992d6 100644
--- a/rootdir/Android.mk
+++ b/rootdir/Android.mk
@@ -135,12 +135,71 @@
 )
 endef
 
+# Update namespace configuration file with library lists and VNDK version
+#
+# $(1): Input source file (ld.config.txt)
+# $(2): Output built module
+# $(3): VNDK version suffix
+define update_and_install_ld_config
+llndk_libraries := $(call normalize-path-list,$(addsuffix .so,\
+  $(filter-out $(VNDK_PRIVATE_LIBRARIES),$(LLNDK_LIBRARIES))))
+private_llndk_libraries := $(call normalize-path-list,$(addsuffix .so,\
+  $(filter $(VNDK_PRIVATE_LIBRARIES),$(LLNDK_LIBRARIES))))
+vndk_sameprocess_libraries := $(call normalize-path-list,$(addsuffix .so,\
+  $(filter-out $(VNDK_PRIVATE_LIBRARIES),$(VNDK_SAMEPROCESS_LIBRARIES))))
+vndk_core_libraries := $(call normalize-path-list,$(addsuffix .so,\
+  $(filter-out $(VNDK_PRIVATE_LIBRARIES),$(VNDK_CORE_LIBRARIES))))
+sanitizer_runtime_libraries := $(call normalize-path-list,$(addsuffix .so,\
+  $(ADDRESS_SANITIZER_RUNTIME_LIBRARY) \
+  $(UBSAN_RUNTIME_LIBRARY) \
+  $(TSAN_RUNTIME_LIBRARY) \
+  $(2ND_ADDRESS_SANITIZER_RUNTIME_LIBRARY) \
+  $(2ND_UBSAN_RUNTIME_LIBRARY) \
+  $(2ND_TSAN_RUNTIME_LIBRARY)))
+# If BOARD_VNDK_VERSION is not defined, VNDK version suffix will not be used.
+vndk_version_suffix := $(if $(strip $(3)),-$(strip $(3)))
+
+$(2): PRIVATE_LLNDK_LIBRARIES := $$(llndk_libraries)
+$(2): PRIVATE_PRIVATE_LLNDK_LIBRARIES := $$(private_llndk_libraries)
+$(2): PRIVATE_VNDK_SAMEPROCESS_LIBRARIES := $$(vndk_sameprocess_libraries)
+$(2): PRIVATE_VNDK_CORE_LIBRARIES := $$(vndk_core_libraries)
+$(2): PRIVATE_SANITIZER_RUNTIME_LIBRARIES := $$(sanitizer_runtime_libraries)
+$(2): PRIVATE_VNDK_VERSION := $$(vndk_version_suffix)
+$(2): $(1)
+	@echo "Generate: $$< -> $$@"
+	@mkdir -p $$(dir $$@)
+	$$(hide) sed -e 's?%LLNDK_LIBRARIES%?$$(PRIVATE_LLNDK_LIBRARIES)?g' $$< >$$@
+	$$(hide) sed -i -e 's?%PRIVATE_LLNDK_LIBRARIES%?$$(PRIVATE_PRIVATE_LLNDK_LIBRARIES)?g' $$@
+	$$(hide) sed -i -e 's?%VNDK_SAMEPROCESS_LIBRARIES%?$$(PRIVATE_VNDK_SAMEPROCESS_LIBRARIES)?g' $$@
+	$$(hide) sed -i -e 's?%VNDK_CORE_LIBRARIES%?$$(PRIVATE_VNDK_CORE_LIBRARIES)?g' $$@
+	$$(hide) sed -i -e 's?%SANITIZER_RUNTIME_LIBRARIES%?$$(PRIVATE_SANITIZER_RUNTIME_LIBRARIES)?g' $$@
+	$$(hide) sed -i -e 's?%VNDK_VER%?$$(PRIVATE_VNDK_VERSION)?g' $$@
+
+llndk_libraries :=
+private_llndk_libraries :=
+vndk_sameprocess_libraries :=
+vndk_core_libraries :=
+sanitizer_runtime_libraries :=
+vndk_version_suffix :=
+endef # update_and_install_ld_config
+
 #######################################
 # ld.config.txt
+#
+# For VNDK enforced devices that have defined BOARD_VNDK_VERSION, use
+# "ld.config.txt.in" as a source file. This configuration includes strict VNDK
+# run-time restrictions for vendor process.
+# Other treblized devices, that have not defined BOARD_VNDK_VERSION or that
+# have set BOARD_VNDK_RUNTIME_DISABLE to true, use "ld.config.txt" as a source
+# file. This configuration does not have strict VNDK run-time restrictions.
+# If the device is not treblized, use "ld.config.legacy.txt" for legacy
+# namespace configuration.
 include $(CLEAR_VARS)
+LOCAL_MODULE := ld.config.txt
+LOCAL_MODULE_CLASS := ETC
+LOCAL_MODULE_PATH := $(TARGET_OUT_ETC)
 
 _enforce_vndk_at_runtime := false
-
 ifdef BOARD_VNDK_VERSION
 ifneq ($(BOARD_VNDK_RUNTIME_DISABLE),true)
   _enforce_vndk_at_runtime := true
@@ -148,65 +207,52 @@
 endif
 
 ifeq ($(_enforce_vndk_at_runtime),true)
-LOCAL_MODULE := ld.config.txt
-LOCAL_MODULE_CLASS := ETC
-LOCAL_MODULE_PATH := $(TARGET_OUT_ETC)
+# for VNDK enforced devices
 LOCAL_MODULE_STEM := $(call append_vndk_version,$(LOCAL_MODULE))
 include $(BUILD_SYSTEM)/base_rules.mk
+$(eval $(call update_and_install_ld_config,\
+  $(LOCAL_PATH)/etc/ld.config.txt.in,\
+  $(LOCAL_BUILT_MODULE),\
+  $(PLATFORM_VNDK_VERSION)))
 
-llndk_libraries := $(call normalize-path-list,$(addsuffix .so,\
-$(filter-out $(VNDK_PRIVATE_LIBRARIES),$(LLNDK_LIBRARIES))))
+else ifeq ($(PRODUCT_TREBLE_LINKER_NAMESPACES)|$(SANITIZE_TARGET),true|)
+# for treblized but VNDK non-enforced devices
+LOCAL_MODULE_STEM := $(call append_vndk_version,$(LOCAL_MODULE))
+include $(BUILD_SYSTEM)/base_rules.mk
+$(eval $(call update_and_install_ld_config,\
+  $(LOCAL_PATH)/etc/ld.config.txt,\
+  $(LOCAL_BUILT_MODULE),\
+  $(if $(BOARD_VNDK_VERSION),$(PLATFORM_VNDK_VERSION))))
 
-private_llndk_libraries := $(call normalize-path-list,$(addsuffix .so,\
-$(filter $(VNDK_PRIVATE_LIBRARIES),$(LLNDK_LIBRARIES))))
-
-vndk_sameprocess_libraries := $(call normalize-path-list,$(addsuffix .so,\
-$(filter-out $(VNDK_PRIVATE_LIBRARIES),$(VNDK_SAMEPROCESS_LIBRARIES))))
-
-vndk_core_libraries := $(call normalize-path-list,$(addsuffix .so,\
-$(filter-out $(VNDK_PRIVATE_LIBRARIES),$(VNDK_CORE_LIBRARIES))))
-
-sanitizer_runtime_libraries := $(call normalize-path-list,$(addsuffix .so,\
-$(ADDRESS_SANITIZER_RUNTIME_LIBRARY) \
-$(UBSAN_RUNTIME_LIBRARY) \
-$(TSAN_RUNTIME_LIBRARY) \
-$(2ND_ADDRESS_SANITIZER_RUNTIME_LIBRARY) \
-$(2ND_UBSAN_RUNTIME_LIBRARY) \
-$(2ND_TSAN_RUNTIME_LIBRARY)))
-
-$(LOCAL_BUILT_MODULE): PRIVATE_LLNDK_LIBRARIES := $(llndk_libraries)
-$(LOCAL_BUILT_MODULE): PRIVATE_PRIVATE_LLNDK_LIBRARIES := $(private_llndk_libraries)
-$(LOCAL_BUILT_MODULE): PRIVATE_VNDK_SAMEPROCESS_LIBRARIES := $(vndk_sameprocess_libraries)
-$(LOCAL_BUILT_MODULE): PRIVATE_LLNDK_PRIVATE_LIBRARIES := $(llndk_private_libraries)
-$(LOCAL_BUILT_MODULE): PRIVATE_VNDK_CORE_LIBRARIES := $(vndk_core_libraries)
-$(LOCAL_BUILT_MODULE): PRIVATE_SANITIZER_RUNTIME_LIBRARIES := $(sanitizer_runtime_libraries)
-$(LOCAL_BUILT_MODULE): $(LOCAL_PATH)/etc/ld.config.txt.in
-	@echo "Generate: $< -> $@"
-	@mkdir -p $(dir $@)
-	$(hide) sed -e 's?%LLNDK_LIBRARIES%?$(PRIVATE_LLNDK_LIBRARIES)?g' $< >$@
-	$(hide) sed -i -e 's?%PRIVATE_LLNDK_LIBRARIES%?$(PRIVATE_PRIVATE_LLNDK_LIBRARIES)?g' $@
-	$(hide) sed -i -e 's?%VNDK_SAMEPROCESS_LIBRARIES%?$(PRIVATE_VNDK_SAMEPROCESS_LIBRARIES)?g' $@
-	$(hide) sed -i -e 's?%VNDK_CORE_LIBRARIES%?$(PRIVATE_VNDK_CORE_LIBRARIES)?g' $@
-	$(hide) sed -i -e 's?%SANITIZER_RUNTIME_LIBRARIES%?$(PRIVATE_SANITIZER_RUNTIME_LIBRARIES)?g' $@
-
-llndk_libraries :=
-vndk_sameprocess_libraries :=
-vndk_core_libraries :=
-sanitizer_runtime_libraries :=
-else # if _enforce_vndk_at_runtime is not true
-
-LOCAL_MODULE := ld.config.txt
-ifeq ($(PRODUCT_TREBLE_LINKER_NAMESPACES)|$(SANITIZE_TARGET),true|)
-  LOCAL_SRC_FILES := etc/ld.config.txt
-  LOCAL_MODULE_STEM := $(call append_vndk_version,$(LOCAL_MODULE))
 else
-  LOCAL_SRC_FILES := etc/ld.config.legacy.txt
-  LOCAL_MODULE_STEM := $(LOCAL_MODULE)
-endif
+# for legacy non-treblized devices
+LOCAL_SRC_FILES := etc/ld.config.legacy.txt
+LOCAL_MODULE_STEM := $(LOCAL_MODULE)
+include $(BUILD_PREBUILT)
+
+endif # if _enforce_vndk_at_runtime is true
+
+_enforce_vndk_at_runtime :=
+
+#######################################
+# ld.config.noenforce.txt
+#
+# This file is a temporary configuration file only for GSI. Originally GSI has
+# BOARD_VNDK_VERSION defined and has strict VNDK enforcing rule based on
+# "ld.config.txt.in". However for the devices, that have not defined
+# BOARD_VNDK_VERSION, GSI provides this configuration file which is based on
+# "ld.config.txt".
+# Do not install this file for the devices other than GSI.
+include $(CLEAR_VARS)
+LOCAL_MODULE := ld.config.noenforce.txt
 LOCAL_MODULE_CLASS := ETC
 LOCAL_MODULE_PATH := $(TARGET_OUT_ETC)
-include $(BUILD_PREBUILT)
-endif
+LOCAL_MODULE_STEM := $(LOCAL_MODULE)
+include $(BUILD_SYSTEM)/base_rules.mk
+$(eval $(call update_and_install_ld_config,\
+  $(LOCAL_PATH)/etc/ld.config.txt,\
+  $(LOCAL_BUILT_MODULE),\
+  $(PLATFORM_VNDK_VERSION)))
 
 #######################################
 # llndk.libraries.txt
diff --git a/rootdir/etc/ld.config.txt b/rootdir/etc/ld.config.txt
index b86104d..5d97a73 100644
--- a/rootdir/etc/ld.config.txt
+++ b/rootdir/etc/ld.config.txt
@@ -128,7 +128,7 @@
 
 namespace.rs.search.paths  = /odm/${LIB}/vndk-sp
 namespace.rs.search.paths += /vendor/${LIB}/vndk-sp
-namespace.rs.search.paths += /system/${LIB}/vndk-sp${VNDK_VER}
+namespace.rs.search.paths += /system/${LIB}/vndk-sp%VNDK_VER%
 namespace.rs.search.paths += /odm/${LIB}
 namespace.rs.search.paths += /vendor/${LIB}
 
@@ -140,8 +140,8 @@
 namespace.rs.asan.search.paths +=           /odm/${LIB}/vndk-sp
 namespace.rs.asan.search.paths += /data/asan/vendor/${LIB}/vndk-sp
 namespace.rs.asan.search.paths +=           /vendor/${LIB}/vndk-sp
-namespace.rs.asan.search.paths += /data/asan/system/${LIB}/vndk-sp${VNDK_VER}
-namespace.rs.asan.search.paths +=           /system/${LIB}/vndk-sp${VNDK_VER}
+namespace.rs.asan.search.paths += /data/asan/system/${LIB}/vndk-sp%VNDK_VER%
+namespace.rs.asan.search.paths +=           /system/${LIB}/vndk-sp%VNDK_VER%
 namespace.rs.asan.search.paths += /data/asan/odm/${LIB}
 namespace.rs.asan.search.paths +=           /odm/${LIB}
 namespace.rs.asan.search.paths += /data/asan/vendor/${LIB}
@@ -198,7 +198,7 @@
 
 namespace.vndk.search.paths  = /odm/${LIB}/vndk-sp
 namespace.vndk.search.paths += /vendor/${LIB}/vndk-sp
-namespace.vndk.search.paths += /system/${LIB}/vndk-sp${VNDK_VER}
+namespace.vndk.search.paths += /system/${LIB}/vndk-sp%VNDK_VER%
 
 namespace.vndk.permitted.paths  = /odm/${LIB}/hw
 namespace.vndk.permitted.paths += /odm/${LIB}/egl
@@ -209,8 +209,8 @@
 namespace.vndk.asan.search.paths +=           /odm/${LIB}/vndk-sp
 namespace.vndk.asan.search.paths += /data/asan/vendor/${LIB}/vndk-sp
 namespace.vndk.asan.search.paths +=           /vendor/${LIB}/vndk-sp
-namespace.vndk.asan.search.paths += /data/asan/system/${LIB}/vndk-sp${VNDK_VER}
-namespace.vndk.asan.search.paths +=           /system/${LIB}/vndk-sp${VNDK_VER}
+namespace.vndk.asan.search.paths += /data/asan/system/${LIB}/vndk-sp%VNDK_VER%
+namespace.vndk.asan.search.paths +=           /system/${LIB}/vndk-sp%VNDK_VER%
 
 namespace.vndk.asan.permitted.paths  = /data/asan/odm/${LIB}/hw
 namespace.vndk.asan.permitted.paths +=           /odm/${LIB}/hw
@@ -254,8 +254,8 @@
 namespace.default.search.paths += /vendor/${LIB}/vndk-sp
 
 # Access to system libraries are allowed
-namespace.default.search.paths += /system/${LIB}/vndk${VNDK_VER}
-namespace.default.search.paths += /system/${LIB}/vndk-sp${VNDK_VER}
+namespace.default.search.paths += /system/${LIB}/vndk%VNDK_VER%
+namespace.default.search.paths += /system/${LIB}/vndk-sp%VNDK_VER%
 namespace.default.search.paths += /system/${LIB}
 
 namespace.default.asan.search.paths  = /data/asan/odm/${LIB}
@@ -270,9 +270,9 @@
 namespace.default.asan.search.paths +=           /vendor/${LIB}/vndk
 namespace.default.asan.search.paths += /data/asan/vendor/${LIB}/vndk-sp
 namespace.default.asan.search.paths +=           /vendor/${LIB}/vndk-sp
-namespace.default.asan.search.paths += /data/asan/system/${LIB}/vndk${VNDK_VER}
-namespace.default.asan.search.paths +=           /system/${LIB}/vndk${VNDK_VER}
-namespace.default.asan.search.paths += /data/asan/system/${LIB}/vndk-sp${VNDK_VER}
-namespace.default.asan.search.paths +=           /system/${LIB}/vndk-sp${VNDK_VER}
+namespace.default.asan.search.paths += /data/asan/system/${LIB}/vndk%VNDK_VER%
+namespace.default.asan.search.paths +=           /system/${LIB}/vndk%VNDK_VER%
+namespace.default.asan.search.paths += /data/asan/system/${LIB}/vndk-sp%VNDK_VER%
+namespace.default.asan.search.paths +=           /system/${LIB}/vndk-sp%VNDK_VER%
 namespace.default.asan.search.paths += /data/asan/system/${LIB}
 namespace.default.asan.search.paths +=           /system/${LIB}
diff --git a/rootdir/etc/ld.config.txt.in b/rootdir/etc/ld.config.txt.in
index ffc4359..cad09c3 100644
--- a/rootdir/etc/ld.config.txt.in
+++ b/rootdir/etc/ld.config.txt.in
@@ -131,7 +131,7 @@
 
 namespace.rs.search.paths  = /odm/${LIB}/vndk-sp
 namespace.rs.search.paths += /vendor/${LIB}/vndk-sp
-namespace.rs.search.paths += /system/${LIB}/vndk-sp${VNDK_VER}
+namespace.rs.search.paths += /system/${LIB}/vndk-sp%VNDK_VER%
 namespace.rs.search.paths += /odm/${LIB}
 namespace.rs.search.paths += /vendor/${LIB}
 
@@ -143,8 +143,8 @@
 namespace.rs.asan.search.paths +=           /odm/${LIB}/vndk-sp
 namespace.rs.asan.search.paths += /data/asan/vendor/${LIB}/vndk-sp
 namespace.rs.asan.search.paths +=           /vendor/${LIB}/vndk-sp
-namespace.rs.asan.search.paths += /data/asan/system/${LIB}/vndk-sp${VNDK_VER}
-namespace.rs.asan.search.paths +=           /system/${LIB}/vndk-sp${VNDK_VER}
+namespace.rs.asan.search.paths += /data/asan/system/${LIB}/vndk-sp%VNDK_VER%
+namespace.rs.asan.search.paths +=           /system/${LIB}/vndk-sp%VNDK_VER%
 namespace.rs.asan.search.paths += /data/asan/odm/${LIB}
 namespace.rs.asan.search.paths +=           /odm/${LIB}
 namespace.rs.asan.search.paths += /data/asan/vendor/${LIB}
@@ -176,21 +176,21 @@
 
 namespace.vndk.search.paths  = /odm/${LIB}/vndk-sp
 namespace.vndk.search.paths += /vendor/${LIB}/vndk-sp
-namespace.vndk.search.paths += /system/${LIB}/vndk-sp${VNDK_VER}
+namespace.vndk.search.paths += /system/${LIB}/vndk-sp%VNDK_VER%
 
 namespace.vndk.permitted.paths  = /odm/${LIB}/hw
 namespace.vndk.permitted.paths += /odm/${LIB}/egl
 namespace.vndk.permitted.paths += /vendor/${LIB}/hw
 namespace.vndk.permitted.paths += /vendor/${LIB}/egl
 # This is exceptionally required since android.hidl.memory@1.0-impl.so is here
-namespace.vndk.permitted.paths += /system/${LIB}/vndk-sp${VNDK_VER}/hw
+namespace.vndk.permitted.paths += /system/${LIB}/vndk-sp%VNDK_VER%/hw
 
 namespace.vndk.asan.search.paths  = /data/asan/odm/${LIB}/vndk-sp
 namespace.vndk.asan.search.paths +=           /odm/${LIB}/vndk-sp
 namespace.vndk.asan.search.paths += /data/asan/vendor/${LIB}/vndk-sp
 namespace.vndk.asan.search.paths +=           /vendor/${LIB}/vndk-sp
-namespace.vndk.asan.search.paths += /data/asan/system/${LIB}/vndk-sp${VNDK_VER}
-namespace.vndk.asan.search.paths +=           /system/${LIB}/vndk-sp${VNDK_VER}
+namespace.vndk.asan.search.paths += /data/asan/system/${LIB}/vndk-sp%VNDK_VER%
+namespace.vndk.asan.search.paths +=           /system/${LIB}/vndk-sp%VNDK_VER%
 
 namespace.vndk.asan.permitted.paths  = /data/asan/odm/${LIB}/hw
 namespace.vndk.asan.permitted.paths +=           /odm/${LIB}/hw
@@ -201,8 +201,8 @@
 namespace.vndk.asan.permitted.paths += /data/asan/vendor/${LIB}/egl
 namespace.vndk.asan.permitted.paths +=           /vendor/${LIB}/egl
 
-namespace.vndk.asan.permitted.paths += /data/asan/system/${LIB}/vndk-sp${VNDK_VER}/hw
-namespace.vndk.asan.permitted.paths +=           /system/${LIB}/vndk-sp${VNDK_VER}/hw
+namespace.vndk.asan.permitted.paths += /data/asan/system/${LIB}/vndk-sp%VNDK_VER%/hw
+namespace.vndk.asan.permitted.paths +=           /system/${LIB}/vndk-sp%VNDK_VER%/hw
 
 # When these NDK libs are required inside this namespace, then it is redirected
 # to the default namespace. This is possible since their ABI is stable across
@@ -274,13 +274,13 @@
 ###############################################################################
 namespace.vndk.isolated = false
 
-namespace.vndk.search.paths  = /system/${LIB}/vndk-sp${VNDK_VER}
-namespace.vndk.search.paths += /system/${LIB}/vndk${VNDK_VER}
+namespace.vndk.search.paths  = /system/${LIB}/vndk-sp%VNDK_VER%
+namespace.vndk.search.paths += /system/${LIB}/vndk%VNDK_VER%
 
-namespace.vndk.asan.search.paths  = /data/asan/system/${LIB}/vndk-sp${VNDK_VER}
-namespace.vndk.asan.search.paths +=           /system/${LIB}/vndk-sp${VNDK_VER}
-namespace.vndk.asan.search.paths += /data/asan/system/${LIB}/vndk${VNDK_VER}
-namespace.vndk.asan.search.paths +=           /system/${LIB}/vndk${VNDK_VER}
+namespace.vndk.asan.search.paths  = /data/asan/system/${LIB}/vndk-sp%VNDK_VER%
+namespace.vndk.asan.search.paths +=           /system/${LIB}/vndk-sp%VNDK_VER%
+namespace.vndk.asan.search.paths += /data/asan/system/${LIB}/vndk%VNDK_VER%
+namespace.vndk.asan.search.paths +=           /system/${LIB}/vndk%VNDK_VER%
 
 # When these NDK libs are required inside this namespace, then it is redirected
 # to the system namespace. This is possible since their ABI is stable across
diff --git a/rootdir/init.rc b/rootdir/init.rc
index dd381a6..d02cb9d 100644
--- a/rootdir/init.rc
+++ b/rootdir/init.rc
@@ -468,6 +468,8 @@
     mkdir /data/app 0771 system system
     mkdir /data/property 0700 root root
     mkdir /data/tombstones 0771 system system
+    mkdir /data/vendor/tombstones 0771 root root
+    mkdir /data/vendor/tombstones/wifi 0771 wifi wifi
 
     # create dalvik-cache, so as to enforce our permissions
     mkdir /data/dalvik-cache 0771 root root
diff --git a/storaged/Android.bp b/storaged/Android.bp
index 2c7dea1..b478f4a 100644
--- a/storaged/Android.bp
+++ b/storaged/Android.bp
@@ -65,6 +65,8 @@
         "binder/android/os/storaged/IStoragedPrivate.aidl",
     ],
 
+    static_libs: ["libhealthhalutils"],
+
     logtags: ["EventLogTags.logtags"],
 
     proto: {
@@ -84,7 +86,10 @@
 
     srcs: ["main.cpp"],
 
-    static_libs: ["libstoraged"],
+    static_libs: [
+        "libhealthhalutils",
+        "libstoraged",
+    ],
 }
 
 /*
@@ -98,7 +103,10 @@
 
     srcs: ["tests/storaged_test.cpp"],
 
-    static_libs: ["libstoraged"],
+    static_libs: [
+        "libhealthhalutils",
+        "libstoraged",
+    ],
 }
 
 // AIDL interface between storaged and framework.jar
diff --git a/storaged/include/storaged.h b/storaged/include/storaged.h
index 6bf6c9c..c5cac27 100644
--- a/storaged/include/storaged.h
+++ b/storaged/include/storaged.h
@@ -81,7 +81,7 @@
   private:
     time_t mTimer;
     storaged_config mConfig;
-    disk_stats_monitor mDsm;
+    unique_ptr<disk_stats_monitor> mDsm;
     uid_monitor mUidm;
     time_t mStarttime;
     sp<android::hardware::health::V2_0::IHealth> health;
@@ -96,8 +96,11 @@
         return string("/data/misc_ce/") + to_string(user_id) +
                "/storaged/storaged.proto";
     }
-public:
+    void init_health_service();
+
+  public:
     storaged_t(void);
+    void init(void);
     void event(void);
     void event_checked(void);
     void pause(void) {
@@ -130,7 +133,6 @@
     void add_user_ce(userid_t user_id);
     void remove_user_ce(userid_t user_id);
 
-    void init_health_service();
     virtual ::android::hardware::Return<void> healthInfoChanged(
         const ::android::hardware::health::V1_0::HealthInfo& info);
     void serviceDied(uint64_t cookie, const wp<::android::hidl::base::V1_0::IBase>& who);
diff --git a/storaged/include/storaged_diskstats.h b/storaged/include/storaged_diskstats.h
index ff030f6..0b93ba6 100644
--- a/storaged/include/storaged_diskstats.h
+++ b/storaged/include/storaged_diskstats.h
@@ -19,6 +19,8 @@
 
 #include <stdint.h>
 
+#include <android/hardware/health/2.0/IHealth.h>
+
 // number of attributes diskstats has
 #define DISK_STATS_SIZE ( 11 )
 
@@ -160,6 +162,7 @@
     const double mSigma;
     struct disk_perf mMean;
     struct disk_perf mStd;
+    android::sp<android::hardware::health::V2_0::IHealth> mHealth;
 
     void update_mean();
     void update_std();
@@ -170,21 +173,27 @@
     void update(struct disk_stats* stats);
 
 public:
-    disk_stats_monitor(uint32_t window_size = 5, double sigma = 1.0) :
-        DISK_STATS_PATH(access(MMC_DISK_STATS_PATH, R_OK) ?
-                            (access(SDA_DISK_STATS_PATH, R_OK) ?
-                                nullptr :
-                                SDA_DISK_STATS_PATH) :
-                            MMC_DISK_STATS_PATH),
-        mPrevious(), mAccumulate(), mAccumulate_pub(),
-        mStall(false), mValid(false),
-        mWindow(window_size), mSigma(sigma),
-        mMean(), mStd() {}
-    bool enabled() {
-        return DISK_STATS_PATH != nullptr;
-    }
-    void update(void);
-    void publish(void);
+  disk_stats_monitor(const android::sp<android::hardware::health::V2_0::IHealth>& healthService,
+                     uint32_t window_size = 5, double sigma = 1.0)
+      : DISK_STATS_PATH(
+            healthService != nullptr
+                ? nullptr
+                : (access(MMC_DISK_STATS_PATH, R_OK) == 0
+                       ? MMC_DISK_STATS_PATH
+                       : (access(SDA_DISK_STATS_PATH, R_OK) == 0 ? SDA_DISK_STATS_PATH : nullptr))),
+        mPrevious(),
+        mAccumulate(),
+        mAccumulate_pub(),
+        mStall(false),
+        mValid(false),
+        mWindow(window_size),
+        mSigma(sigma),
+        mMean(),
+        mStd(),
+        mHealth(healthService) {}
+  bool enabled() { return mHealth != nullptr || DISK_STATS_PATH != nullptr; }
+  void update(void);
+  void publish(void);
 };
 
-#endif /* _STORAGED_DISKSTATS_H_ */
\ No newline at end of file
+#endif /* _STORAGED_DISKSTATS_H_ */
diff --git a/storaged/include/storaged_info.h b/storaged/include/storaged_info.h
index b1efac2..3a6a0d4 100644
--- a/storaged/include/storaged_info.h
+++ b/storaged/include/storaged_info.h
@@ -21,6 +21,7 @@
 
 #include <chrono>
 
+#include <android/hardware/health/2.0/IHealth.h>
 #include <utils/Mutex.h>
 
 #include "storaged.h"
@@ -35,7 +36,7 @@
 using namespace storaged_proto;
 
 class storage_info_t {
-protected:
+  protected:
     FRIEND_TEST(storaged_test, storage_info_t);
     // emmc lifetime
     uint16_t eol;                   // pre-eol (end of life) information
@@ -66,8 +67,10 @@
     }
     void publish();
     storage_info_t* s_info;
-public:
-    static storage_info_t* get_storage_info();
+
+  public:
+    static storage_info_t* get_storage_info(
+        const sp<android::hardware::health::V2_0::IHealth>& healthService);
     virtual ~storage_info_t() {};
     virtual void report() {};
     void load_perf_history_proto(const IOPerfHistory& perf_history);
@@ -98,4 +101,18 @@
     virtual void report();
 };
 
+class health_storage_info_t : public storage_info_t {
+  private:
+    using IHealth = hardware::health::V2_0::IHealth;
+    using StorageInfo = hardware::health::V2_0::StorageInfo;
+
+    sp<IHealth> mHealth;
+    void set_values_from_hal_storage_info(const StorageInfo& halInfo);
+
+  public:
+    health_storage_info_t(const sp<IHealth>& service) : mHealth(service){};
+    virtual ~health_storage_info_t() {}
+    virtual void report();
+};
+
 #endif /* _STORAGED_INFO_H_ */
diff --git a/storaged/main.cpp b/storaged/main.cpp
index c1b1329..b3f1281 100644
--- a/storaged/main.cpp
+++ b/storaged/main.cpp
@@ -51,7 +51,7 @@
 void* storaged_main(void* /* unused */) {
     storaged_sp = new storaged_t();
 
-    storaged_sp->init_health_service();
+    storaged_sp->init();
     storaged_sp->report_storage_info();
 
     LOG_TO(SYSTEM, INFO) << "storaged: Start";
diff --git a/storaged/storaged.cpp b/storaged/storaged.cpp
index ff0de29..6807cd9 100644
--- a/storaged/storaged.cpp
+++ b/storaged/storaged.cpp
@@ -28,11 +28,12 @@
 #include <sstream>
 #include <string>
 
-#include <android/hidl/manager/1.0/IServiceManager.h>
 #include <android-base/file.h>
 #include <android-base/logging.h>
+#include <android/hidl/manager/1.0/IServiceManager.h>
 #include <batteryservice/BatteryServiceConstants.h>
 #include <cutils/properties.h>
+#include <healthhalutils/HealthHalUtils.h>
 #include <hidl/HidlTransportSupport.h>
 #include <hwbinder/IPCThreadState.h>
 #include <log/log.h>
@@ -62,25 +63,16 @@
 
 const uint32_t storaged_t::current_version = 4;
 
-using android::hardware::health::V1_0::BatteryStatus;
-using android::hardware::health::V1_0::toString;
-using android::hardware::health::V1_0::HealthInfo;
-using android::hardware::health::V2_0::IHealth;
-using android::hardware::health::V2_0::Result;
 using android::hardware::interfacesEqual;
 using android::hardware::Return;
+using android::hardware::health::V1_0::BatteryStatus;
+using android::hardware::health::V1_0::HealthInfo;
+using android::hardware::health::V1_0::toString;
+using android::hardware::health::V2_0::get_health_service;
+using android::hardware::health::V2_0::IHealth;
+using android::hardware::health::V2_0::Result;
 using android::hidl::manager::V1_0::IServiceManager;
 
-static sp<IHealth> get_health_service() {
-    for (auto&& instanceName : {"default", "backup"}) {
-        auto ret = IHealth::getService(instanceName);
-        if (ret != nullptr) {
-            return ret;
-        }
-        LOG_TO(SYSTEM, INFO) << "health: storaged: cannot get " << instanceName << " service";
-    }
-    return nullptr;
-}
 
 inline charger_stat_t is_charger_on(BatteryStatus prop) {
     return (prop == BatteryStatus::CHARGING || prop == BatteryStatus::FULL) ?
@@ -92,6 +84,12 @@
     return android::hardware::Void();
 }
 
+void storaged_t::init() {
+    init_health_service();
+    mDsm = std::make_unique<disk_stats_monitor>(health);
+    storage_info.reset(storage_info_t::get_storage_info(health));
+}
+
 void storaged_t::init_health_service() {
     if (!mUidm.enabled())
         return;
@@ -160,8 +158,6 @@
         property_get_int32("ro.storaged.flush_proto.interval",
                            DEFAULT_PERIODIC_CHORES_INTERVAL_FLUSH_PROTO);
 
-    storage_info.reset(storage_info_t::get_storage_info());
-
     mStarttime = time(NULL);
     mTimer = 0;
 }
@@ -315,10 +311,10 @@
 void storaged_t::event(void) {
     unordered_map<int, StoragedProto> protos;
 
-    if (mDsm.enabled()) {
-        mDsm.update();
+    if (mDsm->enabled()) {
+        mDsm->update();
         if (!(mTimer % mConfig.periodic_chores_interval_disk_stats_publish)) {
-            mDsm.publish();
+            mDsm->publish();
         }
     }
 
diff --git a/storaged/storaged_diskstats.cpp b/storaged/storaged_diskstats.cpp
index 0604e0a..1050033 100644
--- a/storaged/storaged_diskstats.cpp
+++ b/storaged/storaged_diskstats.cpp
@@ -30,6 +30,12 @@
 
 namespace {
 
+using android::sp;
+using android::hardware::health::V2_0::DiskStats;
+using android::hardware::health::V2_0::IHealth;
+using android::hardware::health::V2_0::Result;
+using android::hardware::health::V2_0::toString;
+
 #ifdef DEBUG
 void log_debug_disk_perf(struct disk_perf* perf, const char* type) {
     // skip if the input structure are all zeros
@@ -60,17 +66,30 @@
 
 } // namespace
 
-bool parse_disk_stats(const char* disk_stats_path, struct disk_stats* stats)
-{
-    // Get time
-    struct timespec ts;
+bool get_time(struct timespec* ts) {
     // Use monotonic to exclude suspend time so that we measure IO bytes/sec
     // when system is running.
-    int ret = clock_gettime(CLOCK_MONOTONIC, &ts);
+    int ret = clock_gettime(CLOCK_MONOTONIC, ts);
     if (ret < 0) {
         PLOG_TO(SYSTEM, ERROR) << "clock_gettime() failed";
         return false;
     }
+    return true;
+}
+
+void init_disk_stats_other(const struct timespec& ts, struct disk_stats* stats) {
+    stats->start_time = 0;
+    stats->end_time = (uint64_t)ts.tv_sec * SEC_TO_MSEC + ts.tv_nsec / (MSEC_TO_USEC * USEC_TO_NSEC);
+    stats->counter = 1;
+    stats->io_avg = (double)stats->io_in_flight;
+}
+
+bool parse_disk_stats(const char* disk_stats_path, struct disk_stats* stats) {
+    // Get time
+    struct timespec ts;
+    if (!get_time(&ts)) {
+        return false;
+    }
 
     std::string buffer;
     if (!android::base::ReadFileToString(disk_stats_path, &buffer)) {
@@ -84,11 +103,52 @@
         ss >> *((uint64_t*)stats + i);
     }
     // Other entries
-    stats->start_time = 0;
-    stats->end_time = (uint64_t)ts.tv_sec * SEC_TO_MSEC +
-        ts.tv_nsec / (MSEC_TO_USEC * USEC_TO_NSEC);
-    stats->counter = 1;
-    stats->io_avg = (double)stats->io_in_flight;
+    init_disk_stats_other(ts, stats);
+    return true;
+}
+
+void convert_hal_disk_stats(struct disk_stats* dst, const DiskStats& src) {
+    dst->read_ios = src.reads;
+    dst->read_merges = src.readMerges;
+    dst->read_sectors = src.readSectors;
+    dst->read_ticks = src.readTicks;
+    dst->write_ios = src.writes;
+    dst->write_merges = src.writeMerges;
+    dst->write_sectors = src.writeSectors;
+    dst->write_ticks = src.writeTicks;
+    dst->io_in_flight = src.ioInFlight;
+    dst->io_ticks = src.ioTicks;
+    dst->io_in_queue = src.ioInQueue;
+}
+
+bool get_disk_stats_from_health_hal(const sp<IHealth>& service, struct disk_stats* stats) {
+    struct timespec ts;
+    if (!get_time(&ts)) {
+        return false;
+    }
+
+    bool success = false;
+    auto ret = service->getDiskStats([&success, stats](auto result, const auto& halStats) {
+        if (result != Result::SUCCESS || halStats.size() == 0) {
+            LOG_TO(SYSTEM, ERROR) << "getDiskStats failed with result " << toString(result)
+                                  << " and size " << halStats.size();
+            return;
+        }
+
+        convert_hal_disk_stats(stats, halStats[0]);
+        success = true;
+    });
+
+    if (!ret.isOk()) {
+        LOG_TO(SYSTEM, ERROR) << "getDiskStats failed with " << ret.description();
+        return false;
+    }
+
+    if (!success) {
+        return false;
+    }
+
+    init_disk_stats_other(ts, stats);
     return true;
 }
 
@@ -243,8 +303,14 @@
 
 void disk_stats_monitor::update() {
     disk_stats curr;
-    if (!parse_disk_stats(DISK_STATS_PATH, &curr)) {
-        return;
+    if (mHealth != nullptr) {
+        if (!get_disk_stats_from_health_hal(mHealth, &curr)) {
+            return;
+        }
+    } else {
+        if (!parse_disk_stats(DISK_STATS_PATH, &curr)) {
+            return;
+        }
     }
 
     update(&curr);
diff --git a/storaged/storaged_info.cpp b/storaged/storaged_info.cpp
index 036d7e1..b6dd164 100644
--- a/storaged/storaged_info.cpp
+++ b/storaged/storaged_info.cpp
@@ -36,6 +36,10 @@
 using namespace android::base;
 using namespace storaged_proto;
 
+using android::hardware::health::V2_0::IHealth;
+using android::hardware::health::V2_0::Result;
+using android::hardware::health::V2_0::StorageInfo;
+
 const string emmc_info_t::emmc_sysfs = "/sys/bus/mmc/devices/mmc0:0001/";
 const string emmc_info_t::emmc_debugfs = "/d/mmc0/mmc0:0001/ext_csd";
 const char* emmc_info_t::emmc_ver_str[9] = {
@@ -54,8 +58,10 @@
 
 } // namespace
 
-storage_info_t* storage_info_t::get_storage_info()
-{
+storage_info_t* storage_info_t::get_storage_info(const sp<IHealth>& healthService) {
+    if (healthService != nullptr) {
+        return new health_storage_info_t(healthService);
+    }
     if (FileExists(emmc_info_t::emmc_sysfs) ||
         FileExists(emmc_info_t::emmc_debugfs)) {
         return new emmc_info_t;
@@ -351,3 +357,25 @@
     publish();
 }
 
+void health_storage_info_t::report() {
+    auto ret = mHealth->getStorageInfo([this](auto result, const auto& halInfos) {
+        if (result != Result::SUCCESS || halInfos.size() == 0) {
+            LOG_TO(SYSTEM, DEBUG) << "getStorageInfo failed with result " << toString(result)
+                                  << " and size " << halInfos.size();
+            return;
+        }
+        set_values_from_hal_storage_info(halInfos[0]);
+        publish();
+    });
+
+    if (!ret.isOk()) {
+        LOG_TO(SYSTEM, DEBUG) << "getStorageInfo failed with " << ret.description();
+    }
+}
+
+void health_storage_info_t::set_values_from_hal_storage_info(const StorageInfo& halInfo) {
+    eol = halInfo.eol;
+    lifetime_a = halInfo.lifetimeA;
+    lifetime_b = halInfo.lifetimeB;
+    version = halInfo.version;
+}
diff --git a/storaged/tests/storaged_test.cpp b/storaged/tests/storaged_test.cpp
index 6a5fc61..d1fa9ed 100644
--- a/storaged/tests/storaged_test.cpp
+++ b/storaged/tests/storaged_test.cpp
@@ -25,6 +25,7 @@
 
 #include <gtest/gtest.h>
 
+#include <healthhalutils/HealthHalUtils.h>
 #include <storaged.h>               // data structures
 #include <storaged_utils.h>         // functions to test
 
@@ -234,10 +235,17 @@
 }
 
 TEST(storaged_test, disk_stats_monitor) {
+    using android::hardware::health::V2_0::get_health_service;
+
+    auto healthService = get_health_service();
+
     // asserting that there is one file for diskstats
-    ASSERT_TRUE(access(MMC_DISK_STATS_PATH, R_OK) >= 0 || access(SDA_DISK_STATS_PATH, R_OK) >= 0);
+    ASSERT_TRUE(healthService != nullptr || access(MMC_DISK_STATS_PATH, R_OK) >= 0 ||
+                access(SDA_DISK_STATS_PATH, R_OK) >= 0);
+
     // testing if detect() will return the right value
-    disk_stats_monitor dsm_detect;
+    disk_stats_monitor dsm_detect{healthService};
+    ASSERT_TRUE(dsm_detect.enabled());
     // feed monitor with constant perf data for io perf baseline
     // using constant perf is reasonable since the functionality of stream_stats
     // has already been tested
@@ -280,7 +288,7 @@
     }
 
     // testing if stalled disk_stats can be correctly accumulated in the monitor
-    disk_stats_monitor dsm_acc;
+    disk_stats_monitor dsm_acc{healthService};
     struct disk_stats norm_inc = {
         .read_ios = 200,
         .read_merges = 0,