Index: llvm/docs/ScudoHardenedAllocator.rst
===================================================================
--- llvm/docs/ScudoHardenedAllocator.rst
+++ llvm/docs/ScudoHardenedAllocator.rst
@@ -167,7 +167,9 @@
 |                             |                |                | the actual deallocation of chunks. Lower value |
 |                             |                |                | may reduce memory usage but decrease the       |
 |                             |                |                | effectiveness of the mitigation; a negative    |
-|                             |                |                | value will fallback to the defaults.           |
+|                             |                |                | value will fallback to the defaults. Setting   |
+|                             |                |                | *both* this and ThreadLocalQuarantineSizeKb to |
+|                             |                |                | zero will disable the quarantine entirely.     |
 +-----------------------------+----------------+----------------+------------------------------------------------+
 | QuarantineChunksUpToSize    | 2048           | 512            | Size (in bytes) up to which chunks can be      |
 |                             |                |                | quarantined.                                   |
@@ -175,7 +177,9 @@
 | ThreadLocalQuarantineSizeKb | 1024           | 256            | The size (in Kb) of per-thread cache use to    |
 |                             |                |                | offload the global quarantine. Lower value may |
 |                             |                |                | reduce memory usage but might increase         |
-|                             |                |                | contention on the global quarantine.           |
+|                             |                |                | contention on the global quarantine. Setting   |
+|                             |                |                | *both* this and QuarantineSizeKb to zero will  |
+|                             |                |                | disable the quarantine entirely.               |
 +-----------------------------+----------------+----------------+------------------------------------------------+
 | DeallocationTypeMismatch    | true           | true           | Whether or not we report errors on             |
 |                             |                |                | malloc/delete, new/free, new/delete[], etc.    |