bio_set_polled

函数名称：Mark a bio as polled. Note that for async polled IO, the caller must* expect -EWOULDBLOCK if we cannot allocate a request (or other resources).* We cannot block waiting for requests on polled IO, as those completions* must be found by the caller

函数原型：static inline void bio_set_polled(struct bio *bio, struct kiocb *kiocb)

返回类型：void

参数：

类型	参数	名称
struct bio *	bio
struct kiocb *	kiocb

832

bottom bits req flags, * top bits REQ_OP. Use * accessors.或等于REQ_HIPRI

833

如果非is_sync_kiocb(kiocb)则 bottom bits req flags, * top bits REQ_OP. Use * accessors.或等于REQ_NOWAIT

**调用者**
名称	描述
__blkdev_direct_IO_simple
__blkdev_direct_IO
iomap_dio_submit_bio

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