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crypto: user - Implement a generic crypto statistics

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This patch implement a generic way to get statistics about all crypto
usages.

Signed-off-by: Corentin Labbe <clabbe@baylibre.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Corentin Labbe
2018-09-19 10:10:54 +00:00
committed by Herbert Xu
parent a9cbfe4c78
commit cac5818c25
17 changed files with 970 additions and 35 deletions
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21
crypto/ahash.c
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@@ -364,24 +364,35 @@ static int crypto_ahash_op(struct ahash_request *req,
int crypto_ahash_final(struct ahash_request *req)
{
return crypto_ahash_op(req, crypto_ahash_reqtfm(req)->final);
int ret;
ret = crypto_ahash_op(req, crypto_ahash_reqtfm(req)->final);
crypto_stat_ahash_final(req, ret);
return ret;
}
EXPORT_SYMBOL_GPL(crypto_ahash_final);
int crypto_ahash_finup(struct ahash_request *req)
{
return crypto_ahash_op(req, crypto_ahash_reqtfm(req)->finup);
int ret;
ret = crypto_ahash_op(req, crypto_ahash_reqtfm(req)->finup);
crypto_stat_ahash_final(req, ret);
return ret;
}
EXPORT_SYMBOL_GPL(crypto_ahash_finup);
int crypto_ahash_digest(struct ahash_request *req)
{
struct crypto_ahash *tfm = crypto_ahash_reqtfm(req);
int ret;
if (crypto_ahash_get_flags(tfm) & CRYPTO_TFM_NEED_KEY)
return -ENOKEY;
return crypto_ahash_op(req, tfm->digest);
ret = -ENOKEY;
else
ret = crypto_ahash_op(req, tfm->digest);
crypto_stat_ahash_final(req, ret);
return ret;
}
EXPORT_SYMBOL_GPL(crypto_ahash_digest);