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-rw-r--r--sys/ufs/ffs/README.softupdates2
1 files changed, 2 insertions, 0 deletions
diff --git a/sys/ufs/ffs/README.softupdates b/sys/ufs/ffs/README.softupdates
index 2d49c252e6ff..1b75ef3a472f 100644
--- a/sys/ufs/ffs/README.softupdates
+++ b/sys/ufs/ffs/README.softupdates
@@ -13,5 +13,7 @@ e.g. from single-user mode..
tunefs -n enable /dev/rsd0s1d
Soft Updates is ALPHA code. Use at your own risk.
+For more information on soft updates see:
+http://www.ece.cmu.edu/~ganger/papers/CSE-TR-254-95/
Julian, julian@freebsd.org