Re: [PATCH 15/22] /dev/random: kill unrolled SHA code
From: Jeff Garzik
Date: Thu Mar 25 2004 - 20:44:30 EST
Matt Mackall wrote:
/dev/random kill unrolled SHA code
Kill the unrolled SHA variants. In the future, we can use cryptoapi
for faster hash functions.
tiny-mpm/drivers/char/random.c | 146 -----------------------------------------
1 files changed, 146 deletions(-)
diff -puN drivers/char/random.c~kill-sha-variants drivers/char/random.c
--- tiny/drivers/char/random.c~kill-sha-variants 2004-03-20 13:38:34.000000000 -0600
+++ tiny-mpm/drivers/char/random.c 2004-03-20 13:38:34.000000000 -0600
@@ -885,9 +885,6 @@ EXPORT_SYMBOL(add_disk_randomness);
#define HASH_BUFFER_SIZE 5
#define HASH_EXTRA_SIZE 80
-/* Various size/speed tradeoffs are available. Choose 0..3. */
-#define SHA_CODE_SIZE 0
So we go from "fast" to "I hope it gets faster in the future"?
Jeff
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