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GENERIC_PIPE_BUF_GET(9) | pipes API | GENERIC_PIPE_BUF_GET(9) |
NAME¶
generic_pipe_buf_get - get a reference to a struct pipe_bufferSYNOPSIS¶
void generic_pipe_buf_get(struct pipe_inode_info * pipe, struct pipe_buffer * buf);
ARGUMENTS¶
struct pipe_inode_info * pipethe pipe that the buffer belongs to
struct pipe_buffer * buf
the buffer to get a reference to
DESCRIPTION¶
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.COPYRIGHT¶
September 2017 | Kernel Hackers Manual 4.12 |