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fix extra "revisit" virtual memory section #113

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4 changes: 2 additions & 2 deletions content/vm/page-table.md
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Expand Up @@ -21,7 +21,7 @@ title: "Page Table Design"

## Virtual Memory System Design

Recall that when we introduced caches in an [earlier section](#sec-cache-terminology), we extensively discussed design tradeoffs. Physical memory is just another layer of the memory hierarchy—where now, memory is a "cache" for disk. We revisit therefore revisit the design questions below, now for our virtual memory system:
Recall that when we introduced caches in an [earlier section](#sec-cache-terminology), we extensively discussed design tradeoffs. Physical memory is just another layer of the memory hierarchy—where now, memory is a "cache" for disk. We therefore revisit the design questions below, now for our virtual memory system:

(sec-vm-design-policy)=
:::{note} Virtual Memory design policies
Expand Down Expand Up @@ -235,4 +235,4 @@ Watch the lecture video below. See CS 152 and CS 152 for more details, or these
:title: "[CS61C FA20] Lecture 30.1 - Virtual Memory II: Hierarchical Page Tables"
:::

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