I think I need to move the newly static variables to the random_state

structure; remind myself in the cooments. Also regroup all the Yarrow
variables at the top of the variable list; they are "special".
(no functional change).

1 files changed, 5 insertions, 6 deletions

diff --git a/sys/dev/random/yarrow.c b/sys/dev/random/yarrow.c
index 75bcf6c..99453f6 100644
--- a/sys/dev/random/yarrow.c
+++ b/sys/dev/random/yarrow.c
@@ -101,13 +101,12 @@ random_deinit(void)
 static void
 reseed(int fastslow)
 {
-	/*
-	 * Allocate the huge variables statically.  They _will_ run you
-	 * out of interrupt-context stack otherwise!
-	 */
-	static BF_KEY hashkey;
+	/* Interrupt-context stack is a limited resource; make static */
+	/* large structures; XXX Revisit - needs to move to the large */
+	/* random_state structure.                                    */
 	static unsigned char v[TIMEBIN][KEYSIZE];	/* v[i] */
-	unsigned char hash[KEYSIZE];		/* h' */
+	unsigned char hash[KEYSIZE];			/* h' */
+	static BF_KEY hashkey;
 	unsigned char ivec[8];
 	unsigned char temp[KEYSIZE];
 	struct entropy *bucket;