diff options
| -rw-r--r-- | crypto/tcrypt.c | 65 |
1 files changed, 43 insertions, 22 deletions
diff --git a/crypto/tcrypt.c b/crypto/tcrypt.c index 9f6f10b498ba..3603c7c12d3c 100644 --- a/crypto/tcrypt.c +++ b/crypto/tcrypt.c @@ -73,6 +73,22 @@ static char *check[] = { "lzo", "cts", "zlib", NULL }; +struct tcrypt_result { + struct completion completion; + int err; +}; + +static void tcrypt_complete(struct crypto_async_request *req, int err) +{ + struct tcrypt_result *res = req->data; + + if (err == -EINPROGRESS) + return; + + res->err = err; + complete(&res->completion); +} + static int test_cipher_jiffies(struct blkcipher_desc *desc, int enc, struct scatterlist *sg, int blen, int secs) { @@ -143,6 +159,20 @@ out: return ret; } +static inline int do_one_aead_op(struct aead_request *req, int ret) +{ + if (ret == -EINPROGRESS || ret == -EBUSY) { + struct tcrypt_result *tr = req->base.data; + + ret = wait_for_completion_interruptible(&tr->completion); + if (!ret) + ret = tr->err; + reinit_completion(&tr->completion); + } + + return ret; +} + static int test_aead_jiffies(struct aead_request *req, int enc, int blen, int secs) { @@ -153,9 +183,9 @@ static int test_aead_jiffies(struct aead_request *req, int enc, for (start = jiffies, end = start + secs * HZ, bcount = 0; time_before(jiffies, end); bcount++) { if (enc) - ret = crypto_aead_encrypt(req); + ret = do_one_aead_op(req, crypto_aead_encrypt(req)); else - ret = crypto_aead_decrypt(req); + ret = do_one_aead_op(req, crypto_aead_decrypt(req)); if (ret) return ret; @@ -177,9 +207,9 @@ static int test_aead_cycles(struct aead_request *req, int enc, int blen) /* Warm-up run. */ for (i = 0; i < 4; i++) { if (enc) - ret = crypto_aead_encrypt(req); + ret = do_one_aead_op(req, crypto_aead_encrypt(req)); else - ret = crypto_aead_decrypt(req); + ret = do_one_aead_op(req, crypto_aead_decrypt(req)); if (ret) goto out; @@ -191,9 +221,9 @@ static int test_aead_cycles(struct aead_request *req, int enc, int blen) start = get_cycles(); if (enc) - ret = crypto_aead_encrypt(req); + ret = do_one_aead_op(req, crypto_aead_encrypt(req)); else - ret = crypto_aead_decrypt(req); + ret = do_one_aead_op(req, crypto_aead_decrypt(req)); end = get_cycles(); if (ret) @@ -286,6 +316,7 @@ static void test_aead_speed(const char *algo, int enc, unsigned int secs, char *axbuf[XBUFSIZE]; unsigned int *b_size; unsigned int iv_len; + struct tcrypt_result result; iv = kzalloc(MAX_IVLEN, GFP_KERNEL); if (!iv) @@ -321,6 +352,7 @@ static void test_aead_speed(const char *algo, int enc, unsigned int secs, goto out_notfm; } + init_completion(&result.completion); printk(KERN_INFO "\ntesting speed of %s (%s) %s\n", algo, get_driver_name(crypto_aead, tfm), e); @@ -331,6 +363,9 @@ static void test_aead_speed(const char *algo, int enc, unsigned int secs, goto out_noreq; } + aead_request_set_callback(req, CRYPTO_TFM_REQ_MAY_BACKLOG, + tcrypt_complete, &result); + i = 0; do { b_size = aead_sizes; @@ -749,22 +784,6 @@ out: crypto_free_hash(tfm); } -struct tcrypt_result { - struct completion completion; - int err; -}; - -static void tcrypt_complete(struct crypto_async_request *req, int err) -{ - struct tcrypt_result *res = req->data; - - if (err == -EINPROGRESS) - return; - - res->err = err; - complete(&res->completion); -} - static inline int do_one_ahash_op(struct ahash_request *req, int ret) { if (ret == -EINPROGRESS || ret == -EBUSY) { @@ -1760,6 +1779,8 @@ static int do_test(const char *alg, u32 type, u32 mask, int m) case 211: test_aead_speed("rfc4106(gcm(aes))", ENCRYPT, sec, NULL, 0, 16, 8, aead_speed_template_20); + test_aead_speed("gcm(aes)", ENCRYPT, sec, + NULL, 0, 16, 8, aead_speed_template_20); break; case 212: |