Mercurial > hg > Members > tobaru > CbC_xv6
annotate src/spinlock.h @ 0:83c23a36980d
Init
| author | Tatsuki IHA <e125716@ie.u-ryukyu.ac.jp> |
|---|---|
| date | Fri, 26 May 2017 23:11:05 +0900 |
| parents | |
| children |
| rev | line source |
|---|---|
| 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 |