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| Rev 458 | Rev 475 | ||
|---|---|---|---|
| Line 46... | Line 46... | ||
| 46 | #include <typedefs.h> |
46 | #include <typedefs.h> |
| 47 | #include <cpu.h> |
47 | #include <cpu.h> |
| 48 | #include <print.h> |
48 | #include <print.h> |
| 49 | #include <debug.h> |
49 | #include <debug.h> |
| 50 | 50 | ||
| 51 | volatile count_t nrdy; |
51 | atomic_t nrdy; |
| 52 | 52 | ||
| 53 | 53 | ||
| 54 | /** Take actions before new thread runs |
54 | /** Take actions before new thread runs |
| 55 | * |
55 | * |
| 56 | * Perform actions that need to be |
56 | * Perform actions that need to be |
| Line 179... | Line 179... | ||
| 179 | goto retry; |
179 | goto retry; |
| 180 | } |
180 | } |
| 181 | CPU->nrdy--; |
181 | CPU->nrdy--; |
| 182 | spinlock_unlock(&CPU->lock); |
182 | spinlock_unlock(&CPU->lock); |
| 183 | 183 | ||
| 184 | atomic_dec((int *) &nrdy); |
184 | atomic_dec(&nrdy); |
| 185 | r->n--; |
185 | r->n--; |
| 186 | 186 | ||
| 187 | /* |
187 | /* |
| 188 | * Take the first thread from the queue. |
188 | * Take the first thread from the queue. |
| 189 | */ |
189 | */ |
| Line 555... | Line 555... | ||
| 555 | goto restart; |
555 | goto restart; |
| 556 | } |
556 | } |
| 557 | cpu->nrdy--; |
557 | cpu->nrdy--; |
| 558 | spinlock_unlock(&cpu->lock); |
558 | spinlock_unlock(&cpu->lock); |
| 559 | 559 | ||
| 560 | atomic_dec((int *)&nrdy); |
560 | atomic_dec(&nrdy); |
| 561 | 561 | ||
| 562 | r->n--; |
562 | r->n--; |
| 563 | list_remove(&t->rq_link); |
563 | list_remove(&t->rq_link); |
| 564 | 564 | ||
| 565 | break; |
565 | break; |