diff options
| -rw-r--r-- | fs/nfs/read.c | 8 | ||||
| -rw-r--r-- | fs/nfs/write.c | 16 | ||||
| -rw-r--r-- | include/linux/sunrpc/sched.h | 2 | ||||
| -rw-r--r-- | net/sunrpc/sched.c | 37 |
4 files changed, 15 insertions, 48 deletions
diff --git a/fs/nfs/read.c b/fs/nfs/read.c index 87546cd277d..be9e8270f4d 100644 --- a/fs/nfs/read.c +++ b/fs/nfs/read.c @@ -58,19 +58,13 @@ struct nfs_read_data *nfs_readdata_alloc(unsigned int pagecount) return p; } -static void nfs_readdata_rcu_free(struct rcu_head *head) +static void nfs_readdata_free(struct nfs_read_data *p) { - struct nfs_read_data *p = container_of(head, struct nfs_read_data, task.u.tk_rcu); if (p && (p->pagevec != &p->page_array[0])) kfree(p->pagevec); mempool_free(p, nfs_rdata_mempool); } -static void nfs_readdata_free(struct nfs_read_data *rdata) -{ - call_rcu_bh(&rdata->task.u.tk_rcu, nfs_readdata_rcu_free); -} - void nfs_readdata_release(void *data) { struct nfs_read_data *rdata = data; diff --git a/fs/nfs/write.c b/fs/nfs/write.c index 84495ef9072..30513029c00 100644 --- a/fs/nfs/write.c +++ b/fs/nfs/write.c @@ -58,19 +58,13 @@ struct nfs_write_data *nfs_commit_alloc(void) return p; } -static void nfs_commit_rcu_free(struct rcu_head *head) +void nfs_commit_free(struct nfs_write_data *p) { - struct nfs_write_data *p = container_of(head, struct nfs_write_data, task.u.tk_rcu); if (p && (p->pagevec != &p->page_array[0])) kfree(p->pagevec); mempool_free(p, nfs_commit_mempool); } -void nfs_commit_free(struct nfs_write_data *wdata) -{ - call_rcu_bh(&wdata->task.u.tk_rcu, nfs_commit_rcu_free); -} - struct nfs_write_data *nfs_writedata_alloc(unsigned int pagecount) { struct nfs_write_data *p = mempool_alloc(nfs_wdata_mempool, GFP_NOFS); @@ -92,19 +86,13 @@ struct nfs_write_data *nfs_writedata_alloc(unsigned int pagecount) return p; } -static void nfs_writedata_rcu_free(struct rcu_head *head) +static void nfs_writedata_free(struct nfs_write_data *p) { - struct nfs_write_data *p = container_of(head, struct nfs_write_data, task.u.tk_rcu); if (p && (p->pagevec != &p->page_array[0])) kfree(p->pagevec); mempool_free(p, nfs_wdata_mempool); } -static void nfs_writedata_free(struct nfs_write_data *wdata) -{ - call_rcu_bh(&wdata->task.u.tk_rcu, nfs_writedata_rcu_free); -} - void nfs_writedata_release(void *data) { struct nfs_write_data *wdata = data; diff --git a/include/linux/sunrpc/sched.h b/include/linux/sunrpc/sched.h index bf69fce84ed..d1a5c8c1a0f 100644 --- a/include/linux/sunrpc/sched.h +++ b/include/linux/sunrpc/sched.h @@ -11,7 +11,6 @@ #include <linux/timer.h> #include <linux/sunrpc/types.h> -#include <linux/rcupdate.h> #include <linux/spinlock.h> #include <linux/wait.h> #include <linux/workqueue.h> @@ -77,7 +76,6 @@ struct rpc_task { union { struct work_struct tk_work; /* Async task work queue */ struct rpc_wait tk_wait; /* RPC wait */ - struct rcu_head tk_rcu; /* for task deletion */ } u; unsigned short tk_timeouts; /* maj timeouts */ diff --git a/net/sunrpc/sched.c b/net/sunrpc/sched.c index 88a686a8e43..cae219c8cae 100644 --- a/net/sunrpc/sched.c +++ b/net/sunrpc/sched.c @@ -393,11 +393,9 @@ static void rpc_wake_up_task_queue_locked(struct rpc_wait_queue *queue, struct r */ void rpc_wake_up_queued_task(struct rpc_wait_queue *queue, struct rpc_task *task) { - rcu_read_lock_bh(); - spin_lock(&queue->lock); + spin_lock_bh(&queue->lock); rpc_wake_up_task_queue_locked(queue, task); - spin_unlock(&queue->lock); - rcu_read_unlock_bh(); + spin_unlock_bh(&queue->lock); } EXPORT_SYMBOL_GPL(rpc_wake_up_queued_task); @@ -470,16 +468,14 @@ struct rpc_task * rpc_wake_up_next(struct rpc_wait_queue *queue) dprintk("RPC: wake_up_next(%p \"%s\")\n", queue, rpc_qname(queue)); - rcu_read_lock_bh(); - spin_lock(&queue->lock); + spin_lock_bh(&queue->lock); if (RPC_IS_PRIORITY(queue)) task = __rpc_wake_up_next_priority(queue); else { task_for_first(task, &queue->tasks[0]) rpc_wake_up_task_queue_locked(queue, task); } - spin_unlock(&queue->lock); - rcu_read_unlock_bh(); + spin_unlock_bh(&queue->lock); return task; } @@ -496,8 +492,7 @@ void rpc_wake_up(struct rpc_wait_queue *queue) struct rpc_task *task, *next; struct list_head *head; - rcu_read_lock_bh(); - spin_lock(&queue->lock); + spin_lock_bh(&queue->lock); head = &queue->tasks[queue->maxpriority]; for (;;) { list_for_each_entry_safe(task, next, head, u.tk_wait.list) @@ -506,8 +501,7 @@ void rpc_wake_up(struct rpc_wait_queue *queue) break; head--; } - spin_unlock(&queue->lock); - rcu_read_unlock_bh(); + spin_unlock_bh(&queue->lock); } EXPORT_SYMBOL_GPL(rpc_wake_up); @@ -523,8 +517,7 @@ void rpc_wake_up_status(struct rpc_wait_queue *queue, int status) struct rpc_task *task, *next; struct list_head *head; - rcu_read_lock_bh(); - spin_lock(&queue->lock); + spin_lock_bh(&queue->lock); head = &queue->tasks[queue->maxpriority]; for (;;) { list_for_each_entry_safe(task, next, head, u.tk_wait.list) { @@ -535,8 +528,7 @@ void rpc_wake_up_status(struct rpc_wait_queue *queue, int status) break; head--; } - spin_unlock(&queue->lock); - rcu_read_unlock_bh(); + spin_unlock_bh(&queue->lock); } EXPORT_SYMBOL_GPL(rpc_wake_up_status); @@ -848,13 +840,6 @@ rpc_alloc_task(void) return (struct rpc_task *)mempool_alloc(rpc_task_mempool, GFP_NOFS); } -static void rpc_free_task_rcu(struct rcu_head *rcu) -{ - struct rpc_task *task = container_of(rcu, struct rpc_task, u.tk_rcu); - dprintk("RPC: %5u freeing task\n", task->tk_pid); - mempool_free(task, rpc_task_mempool); -} - /* * Create a new task for the specified client. */ @@ -883,8 +868,10 @@ static void rpc_free_task(struct rpc_task *task) const struct rpc_call_ops *tk_ops = task->tk_ops; void *calldata = task->tk_calldata; - if (task->tk_flags & RPC_TASK_DYNAMIC) - call_rcu_bh(&task->u.tk_rcu, rpc_free_task_rcu); + if (task->tk_flags & RPC_TASK_DYNAMIC) { + dprintk("RPC: %5u freeing task\n", task->tk_pid); + mempool_free(task, rpc_task_mempool); + } rpc_release_calldata(tk_ops, calldata); } |