diff options
Diffstat (limited to 'net/sunrpc/sched.c')
-rw-r--r-- | net/sunrpc/sched.c | 30 |
1 files changed, 15 insertions, 15 deletions
diff --git a/net/sunrpc/sched.c b/net/sunrpc/sched.c index 10216989309c..b9061bcf6fc1 100644 --- a/net/sunrpc/sched.c +++ b/net/sunrpc/sched.c | |||
@@ -135,7 +135,7 @@ static void __rpc_add_wait_queue_priority(struct rpc_wait_queue *queue, struct r | |||
135 | if (unlikely(task->tk_priority > queue->maxpriority)) | 135 | if (unlikely(task->tk_priority > queue->maxpriority)) |
136 | q = &queue->tasks[queue->maxpriority]; | 136 | q = &queue->tasks[queue->maxpriority]; |
137 | list_for_each_entry(t, q, u.tk_wait.list) { | 137 | list_for_each_entry(t, q, u.tk_wait.list) { |
138 | if (t->tk_cookie == task->tk_cookie) { | 138 | if (t->tk_owner == task->tk_owner) { |
139 | list_add_tail(&task->u.tk_wait.list, &t->u.tk_wait.links); | 139 | list_add_tail(&task->u.tk_wait.list, &t->u.tk_wait.links); |
140 | return; | 140 | return; |
141 | } | 141 | } |
@@ -208,26 +208,26 @@ static inline void rpc_set_waitqueue_priority(struct rpc_wait_queue *queue, int | |||
208 | queue->count = 1 << (priority * 2); | 208 | queue->count = 1 << (priority * 2); |
209 | } | 209 | } |
210 | 210 | ||
211 | static inline void rpc_set_waitqueue_cookie(struct rpc_wait_queue *queue, unsigned long cookie) | 211 | static inline void rpc_set_waitqueue_owner(struct rpc_wait_queue *queue, pid_t pid) |
212 | { | 212 | { |
213 | queue->cookie = cookie; | 213 | queue->owner = pid; |
214 | queue->nr = RPC_BATCH_COUNT; | 214 | queue->nr = RPC_BATCH_COUNT; |
215 | } | 215 | } |
216 | 216 | ||
217 | static inline void rpc_reset_waitqueue_priority(struct rpc_wait_queue *queue) | 217 | static inline void rpc_reset_waitqueue_priority(struct rpc_wait_queue *queue) |
218 | { | 218 | { |
219 | rpc_set_waitqueue_priority(queue, queue->maxpriority); | 219 | rpc_set_waitqueue_priority(queue, queue->maxpriority); |
220 | rpc_set_waitqueue_cookie(queue, 0); | 220 | rpc_set_waitqueue_owner(queue, 0); |
221 | } | 221 | } |
222 | 222 | ||
223 | static void __rpc_init_priority_wait_queue(struct rpc_wait_queue *queue, const char *qname, int maxprio) | 223 | static void __rpc_init_priority_wait_queue(struct rpc_wait_queue *queue, const char *qname, unsigned char nr_queues) |
224 | { | 224 | { |
225 | int i; | 225 | int i; |
226 | 226 | ||
227 | spin_lock_init(&queue->lock); | 227 | spin_lock_init(&queue->lock); |
228 | for (i = 0; i < ARRAY_SIZE(queue->tasks); i++) | 228 | for (i = 0; i < ARRAY_SIZE(queue->tasks); i++) |
229 | INIT_LIST_HEAD(&queue->tasks[i]); | 229 | INIT_LIST_HEAD(&queue->tasks[i]); |
230 | queue->maxpriority = maxprio; | 230 | queue->maxpriority = nr_queues - 1; |
231 | rpc_reset_waitqueue_priority(queue); | 231 | rpc_reset_waitqueue_priority(queue); |
232 | #ifdef RPC_DEBUG | 232 | #ifdef RPC_DEBUG |
233 | queue->name = qname; | 233 | queue->name = qname; |
@@ -236,12 +236,12 @@ static void __rpc_init_priority_wait_queue(struct rpc_wait_queue *queue, const c | |||
236 | 236 | ||
237 | void rpc_init_priority_wait_queue(struct rpc_wait_queue *queue, const char *qname) | 237 | void rpc_init_priority_wait_queue(struct rpc_wait_queue *queue, const char *qname) |
238 | { | 238 | { |
239 | __rpc_init_priority_wait_queue(queue, qname, RPC_PRIORITY_HIGH); | 239 | __rpc_init_priority_wait_queue(queue, qname, RPC_NR_PRIORITY); |
240 | } | 240 | } |
241 | 241 | ||
242 | void rpc_init_wait_queue(struct rpc_wait_queue *queue, const char *qname) | 242 | void rpc_init_wait_queue(struct rpc_wait_queue *queue, const char *qname) |
243 | { | 243 | { |
244 | __rpc_init_priority_wait_queue(queue, qname, 0); | 244 | __rpc_init_priority_wait_queue(queue, qname, 1); |
245 | } | 245 | } |
246 | EXPORT_SYMBOL_GPL(rpc_init_wait_queue); | 246 | EXPORT_SYMBOL_GPL(rpc_init_wait_queue); |
247 | 247 | ||
@@ -456,12 +456,12 @@ static struct rpc_task * __rpc_wake_up_next_priority(struct rpc_wait_queue *queu | |||
456 | struct rpc_task *task; | 456 | struct rpc_task *task; |
457 | 457 | ||
458 | /* | 458 | /* |
459 | * Service a batch of tasks from a single cookie. | 459 | * Service a batch of tasks from a single owner. |
460 | */ | 460 | */ |
461 | q = &queue->tasks[queue->priority]; | 461 | q = &queue->tasks[queue->priority]; |
462 | if (!list_empty(q)) { | 462 | if (!list_empty(q)) { |
463 | task = list_entry(q->next, struct rpc_task, u.tk_wait.list); | 463 | task = list_entry(q->next, struct rpc_task, u.tk_wait.list); |
464 | if (queue->cookie == task->tk_cookie) { | 464 | if (queue->owner == task->tk_owner) { |
465 | if (--queue->nr) | 465 | if (--queue->nr) |
466 | goto out; | 466 | goto out; |
467 | list_move_tail(&task->u.tk_wait.list, q); | 467 | list_move_tail(&task->u.tk_wait.list, q); |
@@ -470,7 +470,7 @@ static struct rpc_task * __rpc_wake_up_next_priority(struct rpc_wait_queue *queu | |||
470 | * Check if we need to switch queues. | 470 | * Check if we need to switch queues. |
471 | */ | 471 | */ |
472 | if (--queue->count) | 472 | if (--queue->count) |
473 | goto new_cookie; | 473 | goto new_owner; |
474 | } | 474 | } |
475 | 475 | ||
476 | /* | 476 | /* |
@@ -492,8 +492,8 @@ static struct rpc_task * __rpc_wake_up_next_priority(struct rpc_wait_queue *queu | |||
492 | 492 | ||
493 | new_queue: | 493 | new_queue: |
494 | rpc_set_waitqueue_priority(queue, (unsigned int)(q - &queue->tasks[0])); | 494 | rpc_set_waitqueue_priority(queue, (unsigned int)(q - &queue->tasks[0])); |
495 | new_cookie: | 495 | new_owner: |
496 | rpc_set_waitqueue_cookie(queue, task->tk_cookie); | 496 | rpc_set_waitqueue_owner(queue, task->tk_owner); |
497 | out: | 497 | out: |
498 | __rpc_wake_up_task(task); | 498 | __rpc_wake_up_task(task); |
499 | return task; | 499 | return task; |
@@ -830,8 +830,8 @@ void rpc_init_task(struct rpc_task *task, const struct rpc_task_setup *task_setu | |||
830 | task->tk_garb_retry = 2; | 830 | task->tk_garb_retry = 2; |
831 | task->tk_cred_retry = 2; | 831 | task->tk_cred_retry = 2; |
832 | 832 | ||
833 | task->tk_priority = RPC_PRIORITY_NORMAL; | 833 | task->tk_priority = task_setup_data->priority - RPC_PRIORITY_LOW; |
834 | task->tk_cookie = (unsigned long)current; | 834 | task->tk_owner = current->tgid; |
835 | 835 | ||
836 | /* Initialize workqueue for async tasks */ | 836 | /* Initialize workqueue for async tasks */ |
837 | task->tk_workqueue = rpciod_workqueue; | 837 | task->tk_workqueue = rpciod_workqueue; |