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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¶
pipethe pipe that the buffer belongs to
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¶
April 2019 | Kernel Hackers Manual 4.9. |