io_mem_free

函数名称：io_mem_free

函数原型：static void io_mem_free(void *ptr)

返回类型：void

参数：

类型	参数	名称
void *	ptr

4655

如果非ptr则返回

4658

page等于virt_to_head_page(ptr)

4659

如果Drop a ref, return true if the refcount fell to zero (the page has no users)则Higher-order pages are called "compound pages". They are structured thusly:* The first PAGE_SIZE page is called the "head page" and have PG_head set.* The remaining PAGE_SIZE pages are called "tail pages". PageTail() is encoded

**调用者**
名称	描述
io_ring_ctx_free
io_allocate_scq_urings

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