Mercurial > hg > Members > innparusu > xv6-rpi
annotate src/spinlock.h @ 40:162d92edbb0a
Added tag no-cbc for changeset 87d6dc2cf001
| author | one |
|---|---|
| date | Sat, 02 Mar 2019 18:37:03 +0900 |
| parents | 83c23a36980d |
| 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 |