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comparison src/spinlock.h @ 0:83c23a36980d

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author Tatsuki IHA <e125716@ie.u-ryukyu.ac.jp>
date Fri, 26 May 2017 23:11:05 +0900
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-1:000000000000 0:83c23a36980d
1 // Mutual exclusion lock.
2 struct spinlock {
3 uint locked; // Is the lock held?
4
5 // For debugging:
6 char *name; // Name of lock.
7 struct cpu *cpu; // The cpu holding the lock.
8 uint pcs[10]; // The call stack (an array of program counters)
9 // that locked the lock.
10 };
11