adjust_pool_surplus

函数名称：Increment or decrement surplus_huge_pages. Keep node-specific counters* balanced by operating on them in a round-robin fashion.* Returns 1 if an adjustment was made.

函数原型：static int adjust_pool_surplus(struct hstate *h, nodemask_t *nodes_allowed, int delta)

返回类型：int

参数：

类型	参数	名称
struct hstate *	h
nodemask_t *	nodes_allowed
int	delta

2282

VM_BUG_ON(delta != - 1 && delta != 1)

2284

如果delta小于0则

2286

如果surplus_huge_pages_node[node]则转到:found

2289

否则

2291

如果surplus_huge_pages_node[node]小于nr_huge_pages_node[node]则转到:found

2296

返回:0

2298

found :

2299

surplus_huge_pages加等于delta

2300

surplus_huge_pages_node[node]加等于delta

2301

返回:1

**调用者**
名称	描述
set_max_huge_pages

源代码转换工具开放的插件接口	X
支持：c/c++/esqlc/java Oracle/Informix/Mysql 插件可实现：逻辑报告代码生成和批量转换代码

函数逻辑报告