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authorFrank Seidel <frank@f-seidel.de>2009-03-29 15:18:39 +0800
committerHerbert Xu <herbert@gondor.apana.org.au>2009-06-02 14:04:09 +1000
commit376bacb0a26bca722981d1610ffb76f951572bb1 (patch)
tree396c711518b70363b7325be933ac2fa6ed56a54e /crypto
parentd315a0e09f1c8b833cacd5e72f3edea419978138 (diff)
crypto: tcrypt - Reduce stack size
Applying kernel janitors todos (printk calls need KERN_* constants on linebeginnings, reduce stack footprint where possible) to tcrypts test_hash_speed (where stacks memory footprint was very high (on i386 1184 bytes to 160 now). Signed-off-by: Frank Seidel <frank@f-seidel.de> Acked-by: Neil Horman <nhorman@tuxdriver.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'crypto')
-rw-r--r--crypto/tcrypt.c16
1 files changed, 9 insertions, 7 deletions
diff --git a/crypto/tcrypt.c b/crypto/tcrypt.c
index c3c9124209a..50d1e35bbff 100644
--- a/crypto/tcrypt.c
+++ b/crypto/tcrypt.c
@@ -396,16 +396,16 @@ static void test_hash_speed(const char *algo, unsigned int sec,
struct scatterlist sg[TVMEMSIZE];
struct crypto_hash *tfm;
struct hash_desc desc;
- char output[1024];
+ static char output[1024];
int i;
int ret;
- printk("\ntesting speed of %s\n", algo);
+ printk(KERN_INFO "\ntesting speed of %s\n", algo);
tfm = crypto_alloc_hash(algo, 0, CRYPTO_ALG_ASYNC);
if (IS_ERR(tfm)) {
- printk("failed to load transform for %s: %ld\n", algo,
+ printk(KERN_ERR "failed to load transform for %s: %ld\n", algo,
PTR_ERR(tfm));
return;
}
@@ -414,7 +414,7 @@ static void test_hash_speed(const char *algo, unsigned int sec,
desc.flags = 0;
if (crypto_hash_digestsize(tfm) > sizeof(output)) {
- printk("digestsize(%u) > outputbuffer(%zu)\n",
+ printk(KERN_ERR "digestsize(%u) > outputbuffer(%zu)\n",
crypto_hash_digestsize(tfm), sizeof(output));
goto out;
}
@@ -427,12 +427,14 @@ static void test_hash_speed(const char *algo, unsigned int sec,
for (i = 0; speed[i].blen != 0; i++) {
if (speed[i].blen > TVMEMSIZE * PAGE_SIZE) {
- printk("template (%u) too big for tvmem (%lu)\n",
+ printk(KERN_ERR
+ "template (%u) too big for tvmem (%lu)\n",
speed[i].blen, TVMEMSIZE * PAGE_SIZE);
goto out;
}
- printk("test%3u (%5u byte blocks,%5u bytes per update,%4u updates): ",
+ printk(KERN_INFO "test%3u "
+ "(%5u byte blocks,%5u bytes per update,%4u updates): ",
i, speed[i].blen, speed[i].plen, speed[i].blen / speed[i].plen);
if (sec)
@@ -443,7 +445,7 @@ static void test_hash_speed(const char *algo, unsigned int sec,
speed[i].plen, output);
if (ret) {
- printk("hashing failed ret=%d\n", ret);
+ printk(KERN_ERR "hashing failed ret=%d\n", ret);
break;
}
}