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disabling SA in 5.0

Isn't this rather heavy-handed and will prevent people from plopping
a 5.0 kernel in a 4.0 userland and have things working? I thought it
was enough to disable PTHREAD_CONCURRENCY to prevent the crashes.


Module Name:    src
Committed By:   snj
Date:           Sun Mar  8 03:03:25 UTC 2009

Modified Files:
        src/sys/compat/sa [netbsd-5]: compat_sa.c

Log Message:
Pull up following revision(s) (requested by ad in ticket #544):
        sys/compat/sa/compat_sa.c: revision 1.8
PR kern/40730 any user can crash the system with KERN_SA
Disable SA. It can be re-enabled with sysctl -w kern.no_sa_support=0.

To generate a diff of this commit:
cvs rdiff -u -r1.6.2.1 -r1.6.2.2 src/sys/compat/sa/compat_sa.c

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.

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