Author: trasz
Date: Fri Nov 30 16:01:43 2018
New Revision: 341344
URL: https://svnweb.freebsd.org/changeset/base/341344

Log:
  Add an example of quick kernel rebuild.
  
  MFC after:    2 weeks
  Sponsored by: DARPA, AFRL

Modified:
  head/share/man/man7/development.7

Modified: head/share/man/man7/development.7
==============================================================================
--- head/share/man/man7/development.7   Fri Nov 30 15:56:14 2018        
(r341343)
+++ head/share/man/man7/development.7   Fri Nov 30 16:01:43 2018        
(r341344)
@@ -127,6 +127,14 @@ case
 cd src/bin/ls
 make clean all install
 .Ed
+.Pp
+Quickly rebuild and reinstall the kernel, only recompiling the files
+changed since last build; note that this will only work if the full kernel
+build has been completed in the past, not on a fresh source tree:
+.Bd -literal -offset indent
+cd src
+make -j8 kernel KERNFAST=1
+.Ed
 .Sh SEE ALSO
 .Xr svnlite 1 ,
 .Xr witness 4 ,
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