dax_to_pfn

函数名称：dax_to_pfn

函数原型：static unsigned long dax_to_pfn(void *entry)

返回类型：unsigned long

参数：

类型	参数	名称
void *	entry

85

返回:xa_to_value() - Get value stored in an XArray entry.*@entry: XArray entry.* Context: Any context.* Return: The value stored in the XArray entry.右移DAX pagecache entries use XArray value entries so they can't be mistaken* for pages. We use one bit for locking, one bit for the entry size (PMD)* and two more to tell us if the entry is a zero page or an empty entry that* is just used for locking位

**调用者**
名称	描述
dax_end_pfn
dax_writeback_one

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