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-rw-r--r--Documentation/MANPAGE.md9
1 files changed, 4 insertions, 5 deletions
diff --git a/Documentation/MANPAGE.md b/Documentation/MANPAGE.md
index b9aa51b..acb0ff0 100644
--- a/Documentation/MANPAGE.md
+++ b/Documentation/MANPAGE.md
@@ -114,11 +114,10 @@ leaks information about identical file names across directories
The resulting `gocryptfs.conf` has "DirIV" missing from "FeatureFlags".
#### -devrandom
-Use `/dev/random` for generating the master key instead of the default Go
-implementation. This is especially useful on embedded systems with Go versions
-prior to 1.9, which fall back to weak random data when the getrandom syscall
-is blocking. Using this option can block indefinitely when the kernel cannot
-harvest enough entropy.
+Obsolete and ignored on gocryptfs v2.2 and later.
+
+See https://github.com/rfjakob/gocryptfs/commit/f3c777d5eaa682d878c638192311e52f9c204294
+and https://github.com/rfjakob/gocryptfs/issues/596 for background info.
#### -hkdf
Use HKDF to derive separate keys for content and name encryption from