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Update README.md #14

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2 changes: 1 addition & 1 deletion lab4/README.md
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Expand Up @@ -196,7 +196,7 @@ Because the kernel part of vm of all environments are identical.

>Whenever the kernel switches from one environment to another, it must ensure the old environment's registers are saved so they can be restored properly later. Why? Where does this happen?

Obviouly `curenv->env_tf = *tf;` in `trap.c` saves the current trap frame.
Obviously `curenv->env_tf = *tf;` in `trap.c` saves the current trap frame.

Exercise 7
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