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authorCorentin Labbe <clabbe@baylibre.com>2018-11-29 17:42:16 +0300
committerHerbert Xu <herbert@gondor.apana.org.au>2018-12-07 09:15:00 +0300
commit2ced26078fcff26db532d6300a1b5f8ffd11a5e1 (patch)
treeb132cfafef62c742cc0bcfa680984736f3d6e59f /include
parentc97e4df573f2434b07f08d3b93673f61158d267f (diff)
downloadlinux-2ced26078fcff26db532d6300a1b5f8ffd11a5e1.tar.xz
crypto: user - made crypto_user_stat optional
Even if CRYPTO_STATS is set to n, some part of CRYPTO_STATS are compiled. This patch made all part of crypto_user_stat uncompiled in that case. Signed-off-by: Corentin Labbe <clabbe@baylibre.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'include')
-rw-r--r--include/crypto/internal/cryptouser.h17
-rw-r--r--include/linux/crypto.h2
2 files changed, 19 insertions, 0 deletions
diff --git a/include/crypto/internal/cryptouser.h b/include/crypto/internal/cryptouser.h
index 8db299c25566..3492ab42eefb 100644
--- a/include/crypto/internal/cryptouser.h
+++ b/include/crypto/internal/cryptouser.h
@@ -3,6 +3,23 @@
struct crypto_alg *crypto_alg_match(struct crypto_user_alg *p, int exact);
+#ifdef CONFIG_CRYPTO_STATS
int crypto_dump_reportstat(struct sk_buff *skb, struct netlink_callback *cb);
int crypto_reportstat(struct sk_buff *in_skb, struct nlmsghdr *in_nlh, struct nlattr **attrs);
int crypto_dump_reportstat_done(struct netlink_callback *cb);
+#else
+static int crypto_dump_reportstat(struct sk_buff *skb, struct netlink_callback *cb)
+{
+ return -ENOTSUPP;
+}
+
+static int crypto_reportstat(struct sk_buff *in_skb, struct nlmsghdr *in_nlh, struct nlattr **attrs)
+{
+ return -ENOTSUPP;
+}
+
+static int crypto_dump_reportstat_done(struct netlink_callback *cb)
+{
+ return -ENOTSUPP;
+}
+#endif
diff --git a/include/linux/crypto.h b/include/linux/crypto.h
index 3634ad6fe202..3e05053b8d57 100644
--- a/include/linux/crypto.h
+++ b/include/linux/crypto.h
@@ -515,6 +515,7 @@ struct crypto_alg {
struct module *cra_module;
+#ifdef CONFIG_CRYPTO_STATS
union {
atomic_t encrypt_cnt;
atomic_t compress_cnt;
@@ -552,6 +553,7 @@ struct crypto_alg {
atomic_t compute_shared_secret_cnt;
};
atomic_t sign_cnt;
+#endif /* CONFIG_CRYPTO_STATS */
} CRYPTO_MINALIGN_ATTR;