Index: base/sys_info.h |
diff --git a/base/sys_info.h b/base/sys_info.h |
index e35feff735e4ac3783d1870ae04d711ef7cdd7fc..ddda676418318c33bdb51e26175a22a32852875b 100644 |
--- a/base/sys_info.h |
+++ b/base/sys_info.h |
@@ -28,6 +28,9 @@ class BASE_EXPORT SysInfo { |
// Return the number of bytes of current available physical memory on the |
// machine. |
+ // (The amount of memory that can be allocated without any significant |
+ // impact on the system. It can lead to freeing inactive file-backed |
+ // and/or speculative file-backed memory). |
static int64_t AmountOfAvailablePhysicalMemory(); |
// Return the number of bytes of virtual memory of this process. A return |