cancel_work

函数名称：ancel_work_sync - cancel a work and wait for it to finish*@work: the work to cancel* Cancel @work and wait for its execution to finish. This function* can be used even if the work re-queues itself or migrates to* another workqueue

函数原型：bool cancel_work_sync(struct work_struct *work)

返回类型：bool

参数：

类型	参数	名称
struct work_struct *	work

**调用者**
名称	描述
css_free_rwork_fn	ss destruction is four-stage process
free_pages_work
z3fold_alloc	z3fold_alloc() - allocates a region of a given size@pool: z3fold pool from which to allocate@size: size in bytes of the desired allocation@gfp: gfp flags used if the pool needs to grow@handle: handle of the new allocation* This function will attempt
throtl_shutdown_wq
rhashtable_free_and_destroy	hashtable_free_and_destroy - free elements and destroy hash table@ht: the hash table to destroy@free_fn: callback to release resources of element@arg: pointer passed to free_fn Stops an eventual async resize. If defined, invokes free_fn for each
mem_cgroup_css_free
blk_sync_queue	同步队列

函数逻辑报告