Breakdown "unhooked" memory regions by VMA pathnames and permissions.

tools/deep_memory_profiler/policy.android.browser.json

 {
   "components": [
     "second",
     "mmap-profiler",
     "mmap-type-profiler",
     "mmap-tcmalloc",
     "FROM_HERE_FOR_TOTAL",
     "mustbezero",
     "unhooked-absent",
+    "unhooked-ashmem-dalvik-heap",
+    "unhooked-ashmem-dalvik-LinearAlloc",
+    "unhooked-ashmem-dalvik-aux-structure",
+    "unhooked-ashmem-dalvik-bitmap",
+    "unhooked-ashmem-dalvik-other",
+    "unhooked-pvrsrvkm",
+    "unhooked-system-dex",
+    "unhooked-chrome-dex",
+    "unhooked-other-ashmem",
     "unhooked-anonymous",
+    "unhooked-file-exec-lib-chrome",
     "unhooked-file-exec",
+    "unhooked-file-nonexec-lib-chrome",
     "unhooked-file-nonexec",
     "unhooked-stack",
     "unhooked-other",
     "no-bucket",
     "mmap-gpu-transferbuffer",
     "mmap-gpu-ringbuffer",
     "mmap-catch-all",
     "tc-disk_cache-backing",
     "tc-disk_cache-other",
     "tc-sqlite3MemAlloc",
@@ skipping 55 matching lines @@
       "name": "mustbezero",
       "stacktrace": "optional",
       "allocator": "optional"
     },
     {
       "name": "unhooked-absent",
       "stacktrace": "optional",
       "allocator": "optional"
     },
     {
+      "name": "unhooked-ashmem-dalvik-heap",
+      "mappedpathname": "/dev/ashmem/dalvik-heap.*",
+      "allocator": "unhooked"
+    },
+    {
+      "name": "unhooked-ashmem-dalvik-LinearAlloc",
+      "mappedpathname": "/dev/ashmem/dalvik-LinearAlloc.*",
+      "allocator": "unhooked"
+    },
+    {
+      "name": "unhooked-ashmem-dalvik-aux-structure",
+      "mappedpathname": "/dev/ashmem/dalvik-aux-structure.*",
+      "allocator": "unhooked"
+    },
+    {
+      "name": "unhooked-ashmem-dalvik-bitmap",
+      "mappedpathname": "/dev/ashmem/dalvik-bitmap.*",
+      "allocator": "unhooked"
+    },
+    {
+      "name": "unhooked-ashmem-dalvik-other",
+      "mappedpathname": "/dev/ashmem/dalvik.*",
+      "allocator": "unhooked"
+    },
+    {
+      "name": "unhooked-pvrsrvkm",
+      "mappedpathname": "/dev/pvrsrvkm.*",
+      "allocator": "unhooked"
+    },
+    {
+      "name": "unhooked-system-dex",
+      "mappedpathname": "/data/dalvik-cache/system.*.dex.*",
+      "allocator": "unhooked"
+    },
+    {
+      "name": "unhooked-chrome-dex",
+      "mappedpathname": "^/.*?(chrome|content).*?apk@classes.dex",
+      "allocator": "unhooked"
+    },
+    {
+      "name": "unhooked-other-ashmem",
+      "mappedpathname": "/dev/ashmem/.*",
+      "allocator": "unhooked"
+    },
+    {
       "name": "unhooked-anonymous",
-      "stacktrace": "optional",
-      "allocator": "optional"
+      "mappedpathname": "^$",
+      "allocator": "unhooked"
+    },
+    {
+      "name": "unhooked-file-exec-lib-chrome",
+      "mappedpathname": "^/.*?(chromeview|content).*",
+      "mappedpermission": "..x.",
+      "allocator": "unhooked"
     },
     {
       "name": "unhooked-file-exec",
-      "stacktrace": "optional",
-      "allocator": "optional"
+      "mappedpathname": "^/.*",
+      "mappedpermission": "..x.",
+      "allocator": "unhooked"
+    },
+    {
+      "name": "unhooked-file-nonexec-lib-chrome",
+      "mappedpathname": "^/.*?(chromeview|content).*",
+      "allocator": "unhooked"

[bulach, 2013/05/28 08:31:59]

nit: it'd be great if you could add these to android.renderer too!
I guess all of them would be interesting, but specially
unhooked-file-nonexec-lib-chrome and unhooked-file-exec-lib-chrome..

     },
     {
       "name": "unhooked-file-nonexec",
-      "stacktrace": "optional",
-      "allocator": "optional"
+      "mappedpathname": "^/.*",
+      "allocator": "unhooked"
     },
     {
       "name": "unhooked-stack",
-      "stacktrace": "optional",
-      "allocator": "optional"
+      "mappedpathname": ".stack.",
+      "allocator": "unhooked"
     },
     {
       "name": "unhooked-other",
-      "stacktrace": "optional",
-      "allocator": "optional"
+      "mappedpathname": ".*",
+      "allocator": "unhooked"
     },
     {
       "name": "mmap-gpu-transferbuffer",
       "stacktrace": ".*gpu::TransferBufferManager::RegisterTransferBuffer.*",
       "allocator": "mmap"
     },
     {
       "name": "mmap-gpu-ringbuffer",
       "stacktrace": ".*gpu::CommandBufferHelper::AllocateRingBuffer.*",
       "allocator": "mmap"
@@ skipping 103 matching lines @@
       "stacktrace": "optional",
       "allocator": "optional"
     },
     {
       "name": "other",
       "stacktrace": "optional",
       "allocator": "optional"
     }
   ],
   "version": "POLICY_DEEP_3"
-}
+}