GENERIC_PIPE_BUF_STE(9) pipes API GENERIC_PIPE_BUF_STE(9)
NAME
generic_pipe_buf_steal - attempt to take ownership of a pipe_buffer
SYNOPSIS
int generic_pipe_buf_steal(struct pipe_inode_info * pipe, struct pipe_buffer * buf);
ARGUMENTS
pipe
the pipe that the buffer belongs to
buf
the buffer to attempt to steal
DESCRIPTION
This function attempts to steal the struct page attached to buf. If successful, this function returns 0 and returns with the page locked.
The caller may then reuse the page for whatever he wishes; the typical use is insertion into a different file page cache.
COPYRIGHT
Kernel Hackers Manual 3.10 June 2014 GENERIC_PIPE_BUF_STE(9)
