Mercurial > hg > Members > anatofuz > CbC_xv6
annotate src/spinlock.h @ 94:d876c9a65239 default tip
impl mac os target
author | anatofuz <anatofuz@cr.ie.u-ryukyu.ac.jp> |
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date | Wed, 23 Oct 2019 14:31:38 +0900 |
parents | 83c23a36980d |
children |
rev | line source |
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0 | 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 |