generic_pipe_buf_get — get a reference to a struct pipe_buffer
void generic_pipe_buf_get (
)
struct pipe_inode_info * pipe
the pipe that the buffer belongs to
struct pipe_buffer * buf
the buffer to get a reference to
This function grabs an extra reference to buf. It's used in in the tee system call, when we duplicate the buffers in one pipe into another.
buf
tee