rt.c (0cce284537fb42d9c28b9b31038ffc9b464555f5) rt.c (b18b6a9cef7f30e9a8b7738d5fc8d568cf660855)
1/*
2 * Real-Time Scheduling Class (mapped to the SCHED_FIFO and SCHED_RR
3 * policies)
4 */
5
6#include "sched.h"
7
8#include <linux/slab.h>

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2241 * greater than the current running task
2242 * then reschedule.
2243 */
2244 if (p->prio < rq->curr->prio)
2245 resched_curr(rq);
2246 }
2247}
2248
1/*
2 * Real-Time Scheduling Class (mapped to the SCHED_FIFO and SCHED_RR
3 * policies)
4 */
5
6#include "sched.h"
7
8#include <linux/slab.h>

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2241 * greater than the current running task
2242 * then reschedule.
2243 */
2244 if (p->prio < rq->curr->prio)
2245 resched_curr(rq);
2246 }
2247}
2248
2249#ifdef CONFIG_POSIX_TIMERS
2249static void watchdog(struct rq *rq, struct task_struct *p)
2250{
2251 unsigned long soft, hard;
2252
2253 /* max may change after cur was read, this will be fixed next tick */
2254 soft = task_rlimit(p, RLIMIT_RTTIME);
2255 hard = task_rlimit_max(p, RLIMIT_RTTIME);
2256

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2262 p->rt.watchdog_stamp = jiffies;
2263 }
2264
2265 next = DIV_ROUND_UP(min(soft, hard), USEC_PER_SEC/HZ);
2266 if (p->rt.timeout > next)
2267 p->cputime_expires.sched_exp = p->se.sum_exec_runtime;
2268 }
2269}
2250static void watchdog(struct rq *rq, struct task_struct *p)
2251{
2252 unsigned long soft, hard;
2253
2254 /* max may change after cur was read, this will be fixed next tick */
2255 soft = task_rlimit(p, RLIMIT_RTTIME);
2256 hard = task_rlimit_max(p, RLIMIT_RTTIME);
2257

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2263 p->rt.watchdog_stamp = jiffies;
2264 }
2265
2266 next = DIV_ROUND_UP(min(soft, hard), USEC_PER_SEC/HZ);
2267 if (p->rt.timeout > next)
2268 p->cputime_expires.sched_exp = p->se.sum_exec_runtime;
2269 }
2270}
2271#else
2272static inline void watchdog(struct rq *rq, struct task_struct *p) { }
2273#endif
2270
2271static void task_tick_rt(struct rq *rq, struct task_struct *p, int queued)
2272{
2273 struct sched_rt_entity *rt_se = &p->rt;
2274
2275 update_curr_rt(rq);
2276
2277 watchdog(rq, p);

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2275static void task_tick_rt(struct rq *rq, struct task_struct *p, int queued)
2276{
2277 struct sched_rt_entity *rt_se = &p->rt;
2278
2279 update_curr_rt(rq);
2280
2281 watchdog(rq, p);

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