svn commit: r250831 - head/lib/libc/sys

[Julian Elischer]

Author: julian
Date: Mon May 20 20:47:40 2013
New Revision: 250831
URL: http://svnweb.freebsd.org/changeset/base/250831

Log:
  Update the setfib man page to reflect recent changes.

Modified:
  head/lib/libc/sys/setfib.2

Modified: head/lib/libc/sys/setfib.2
==============================================================================
--- head/lib/libc/sys/setfib.2	Mon May 20 20:32:58 2013	(r250830)
+++ head/lib/libc/sys/setfib.2	Mon May 20 20:47:40 2013	(r250831)
@@ -64,10 +64,13 @@ with
 where
 .Em N
 is an integer.
-However, this maximum is capped at 16 due to the implementation storing
-the fib number in a 4-bit field in
+This maximum is capped at 65536 due to the implementation storing
+the fib number in a 16-bit field in the
 .Xr mbuf 9
-flags.
+packet header, however it is not suggested that one use such a large number
+as memory is allocated for every FIB regardless of whether it is used, and
+there are places where all FIBs are iterated over.
+.Pp
 The default fib of the process will be applied to all protocol families
 that support multiple fibs, and ignored by those that do not.
 The default fib for a process may be overridden for a socket with the use