NetBSD master CVS tree commits

[source%NetBSD.ORG@localhost]

pk
Fri Nov 28 16:35:45 PST 1997
Update of /cvsroot/src/sys/vm
In directory netbsd1:/var/slash-tmp/cvs-serv4661

Modified Files:
        vm_swap.c 
Log Message:
Avoid several race conditions, especially when a transaction ends in error.

Guard sw_reg_start() against synchronous completions of the device
strategy routines, avoiding possibly boundless recursion.