pipe_wait         359 fs/pipe.c      		pipe_wait(pipe);
pipe_wait         497 fs/pipe.c      		pipe_wait(pipe);
pipe_wait         886 fs/pipe.c      		pipe_wait(pipe);
pipe_wait         564 fs/splice.c    		pipe_wait(pipe);
pipe_wait        1086 fs/splice.c    		pipe_wait(pipe);
pipe_wait        1475 fs/splice.c    		pipe_wait(pipe);
pipe_wait        1515 fs/splice.c    		pipe_wait(pipe);
pipe_wait         170 include/linux/pipe_fs_i.h void pipe_wait(struct pipe_inode_info *pipe);