crypto: proc - identify internal ciphers

With ciphers that now cannot be accessed via the kernel crypto API,
callers shall be able to identify the ciphers that are not callable. The
/proc/crypto file is added a boolean field identifying that such
internal ciphers.

Signed-off-by: Stephan Mueller <smueller@chronox.de>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

1 files changed, 3 insertions, 0 deletions

diff --git a/crypto/proc.c b/crypto/proc.c
index 4a0a7aad2204..4ffe73b51612 100644
--- a/crypto/proc.c
+++ b/crypto/proc.c
@@ -89,6 +89,9 @@ static int c_show(struct seq_file *m, void *p)
         seq_printf(m, "selftest     : %s\n",
                    (alg->cra_flags & CRYPTO_ALG_TESTED) ?
                    "passed" : "unknown");
+        seq_printf(m, "internal     : %s\n",
+                   (alg->cra_flags & CRYPTO_ALG_INTERNAL) ?
+                   "yes" : "no");
 
         if (alg->cra_flags & CRYPTO_ALG_LARVAL) {
                 seq_printf(m, "type         : larval\n");