> Module Name:	src
> Committed By:	ad
> Date:		Mon Mar 12 21:31:15 UTC 2007
> 
> Modified Files:
> 	src/sys/kern: init_main.c sys_pipe.c
> 	src/sys/sys: pipe.h
> 
> Log Message:
> Put a lock around pipe->pipe_peer.
> 
> 
> To generate a diff of this commit:
> cvs rdiff -r1.299 -r1.300 src/sys/kern/init_main.c
> cvs rdiff -r1.81 -r1.82 src/sys/kern/sys_pipe.c
> cvs rdiff -r1.20 -r1.21 src/sys/sys/pipe.h
> 
> Please note that diffs are not public domain; they are subject to the
> copyright notices on the relevant files.

i think this can deadlock.

pipeclose -> pipeselwakeup -> selwakeup -> knote -> filt_pipewrite

YAMAMOTO Takashi