intof_platform_populate(structdevice_node *root, conststruct of_device_id *matches, conststruct of_dev_auxdata *lookup, structdevice *parent) { structdevice_node *child; intrc = 0; root= root ? of_node_get(root) : of_find_node_by_path("/"); if(!root) return-EINVAL; for_each_ch...
intof_platform_populate(structdevice_node *root, conststruct of_device_id *matches, conststruct of_dev_auxdata *lookup, structdevice *parent) { structdevice_node *child; intrc = 0; root= root ? of_node_get(root) : of_find_node_by_path("/"); if(!root) return-EINVAL; for_each_ch...
struct address_space { struct inode *host; /* owner: inode, block_device */ struct radix_tree_root page_tree; /* radix tree of all pages */ spinlock_t tree_lock; /* and lock protecting it */ atomic_t i_mmap_writable;/* count VM_SHARED mappings */ struct rb_root i_mmap; /* ...
//从devicetree数据中populateplatform devices。intof_platform_populate(structdevice_node *root,conststruct of_device_id *matches,conststruct of_dev_auxdata *lookup,structdevice *parent){ structdevice_node *child;intrc = 0;root= root ? of_node_get(root) : of_find_node_by_path("...
* 1: nodes are of type raw_prio_tree_node*/}; 优先树用来管理表示给定文件中特定区间的所有vm_area_struct实例。这要求该数据结构不仅能够处理重叠,还要能处理相同的文件区间。如图4-8所示:两个进程将一个文件的[7, 12]区域映射到其虚拟地址空间中,而第3个进程映射了区间[10, 30]。
Expand DownExpand Up@@ -1601,7 +1583,6 @@ MODULE_DEVICE_TABLE(of, rk_pcie_of_match); staticconststructdw_pcie_opsdw_pcie_ops={ .start_link=rk_pcie_establish_link, .link_up=rk_pcie_link_up, }; staticintrk1808_pcie_fixup(structrk_pcie*rk_pcie,structdevice_node*np) ...
当前ArkTS是否采用类Node.js的异步I/O机制 对于网络请求这I/O密集型任务是否需要使用多线程进行处理 对于@ohos.net.http网络框架是否需要使用TaskPool处理 ArkTS线程模型和并发 有哪些创建线程的方式 如何实现多线程数据共享 应该如何设计大量线程并发方案 如何设置Task优先级 线程间JS对象通过序列化方式进...
structllist_nodewake_entry; inton_cpu; #ifdef CONFIG_THREAD_INFO_IN_TASK /* Current CPU: */ unsignedintcpu; #endif unsignedintwakee_flips; unsignedlongwakee_flip_decay_ts; structtask_struct*last_wakee; /* * recent_used_cpu is initially set as the last CPU used by a task ...
*/ struct rb_node vm_rb; /* 对于有地址空间和后备存储器的区域来说, shared连接到address_space->i_mmap优先树, 或连接到悬挂在优先树结点之外、类似的一组虚拟内存区域的链表, 或连接到address_space->i_mmap_nonlinear链表中的虚拟内存区域。 */ union { struct { struct list_head list; void *...
struct wake_q_node wake_q;#ifdefCONFIG_RT_MUTEXES/* PI waiters blocked on a rt_mutex held by this task: */struct rb_root_cached pi_waiters;/* Updated under owner's pi_lock and rq lock */struct task_struct*pi_top_task;/* Deadlock detection and priority inheritance handling: */...