![]() ![]() * * Some of the internal functions ("_xxx") are useful when * manipulating whole lists rather than single entries, as * sometimes we already know the next/prev entries and we can * generate better code by using them directly rather than * using the generic single-entry routines. ![]() Taken into account./* SPDX-License-Identifier: GPL-2.0 */ #ifndef _LINUX_LIST_H #define _LINUX_LIST_H #include #include #include #include #include #include /* * Circular doubly linked list implementation. Scheduling in userspace, there are, however, some limitations to be The kernel thread are more relaxed and scheduling is closer to ) Įven if the programming restrictions for the function running within Struct task_struct * kthread_run ( int ( * threadfn )( void * data ) void * data, const char namefmt. Such functions, work queues can be scheduled to execute these blocking Softirqs are running in interrupt context which means that they can The highest priority is the HI_SOFTIRQ type softirqs, followed in This mechanism is that reading the data can be done without We are sure nobody uses the element anymore. Steps: (1) removing references to deleted data and (2) freeing deleting an element from a chained list) are done in two RCU is a mechanism by which destructive operations RCU_SOFTIRQ - implementation of RCU type mechanisms.By caching the freed object, it is possible for the basic structure to be preserved between uses thus allowing for quick. HRTIMER_SOFTIRQ - implementation of high precision timers This is particularly useful because the Linux kernel allocates and frees many structures continuously (for example, the struct taskstruct which is the structure that represents a process, inodes, dentries, etc).BLOCK_IOPOLL_SOFTIRQ - used by the IO subsystem to increase performance when the iopoll handler is invoked.BLOCK_SOFTIRQ - used by the IO subsystem. ![]()
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