>Module Name:	src
>Committed By:	pk
>Date:		Mon May 31 15:30:55 UTC 2004
>
>Modified Files:
>	src/sys/kern: kern_descrip.c
>	src/sys/sys: filedesc.h
>
>Log Message:
>Implement mutexes for file descriptor and current working directory access.
>Fix a potential race condition when reallocating storage for file descriptors
>(even for non-SMP kernels).
>Add missing locks for `struct file' ref count updates.

this makes consumers of sys/filedesc.h need sys/lock.h now.  can we
simply make sys/filedesc.h include it and call it a day?

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