Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:lib\iov_iter.c Create Date:2022-07-28 06:22:43
Last Modify:2022-05-21 11:43:54 Copyright©Brick
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Name:iov_iter_pipe

Proto:void iov_iter_pipe(struct iov_iter *i, unsigned int direction, struct pipe_inode_info *pipe, size_t count)

Type:void

Parameter:

TypeParameterName
struct iov_iter *i
unsigned intdirection
struct pipe_inode_info *pipe
size_tcount
1194  BUG_ON(direction != generic data direction definitions )
1195  WARN_ON(pipe_full - Return true if the pipe is full*@head: The pipe ring head pointer*@tail: The pipe ring tail pointer*@limit: The maximum amount of slots available.)
1196  * Bit 0 is the read/write bit, set if we're writing. * Bit 1 is the BVEC_FLAG_NO_REF bit, set if type is a bvec and * the caller isn't expecting to drop a page reference when done. = ITER_PIPE | generic data direction definitions
1197  pipe = pipe
1198  head = head
1199  iov_offset = 0
1200  count = count
1201  start_head = head
Caller
NameDescribe
default_file_splice_read