Function report |
Source Code:include\linux\bio.h |
Create Date:2022-07-28 05:45:58 |
Last Modify:2020-03-12 14:18:49 | Copyright©Brick |
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Annotation kernel can get tool activity | Download SCCT | Chinese |
Name: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
Proto:static inline void bio_set_polled(struct bio *bio, struct kiocb *kiocb)
Type:void
Parameter:
Type | Parameter | Name |
---|---|---|
struct bio * | bio | |
struct kiocb * | kiocb |
833 | If Not is_sync_kiocb(kiocb) Then bottom bits req flags, * top bits REQ_OP. Use * accessors. |= REQ_NOWAIT |
Name | Describe |
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__blkdev_direct_IO_simple | |
__blkdev_direct_IO | |
iomap_dio_submit_bio |
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