Function report |
Source Code:fs\splice.c |
Create Date:2022-07-28 20:11:25 |
Last Modify:2020-03-12 14:18:49 | Copyright©Brick |
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Name:generic_file_splice_read - splice data from file to a pipe*@in: file to splice from*@ppos: position in @in*@pipe: pipe to splice to*@len: number of bytes to splice*@flags: splice modifier flags* Description:
Proto:ssize_t generic_file_splice_read(struct file *in, loff_t *ppos, struct pipe_inode_info *pipe, size_t len, unsigned int flags)
Type:ssize_t
Parameter:
Type | Parameter | Name |
---|---|---|
struct file * | in | |
loff_t * | ppos | |
struct pipe_inode_info * | pipe | |
size_t | len | |
unsigned int | flags |
309 | iov_iter_pipe( & to, generic data direction definitions , pipe, len) |
311 | init_sync_kiocb( & kiocb, in) |
313 | ret = call_read_iter(in, & kiocb, & to) |
314 | If ret > 0 Then |
317 | Else if ret < 0 Then |
319 | iov_offset = 0 |
320 | iov_iter_advance( & to, 0) |
329 | Return ret |
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