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Subject: [PATCH v1 26/41] SUNRPC: Advertise support for RFC 8009 encryption
 types
From:   Chuck Lever <cel@kernel.org>
To:     linux-nfs@vger.kernel.org
Cc:     dhowells@redhat.com, simo@redhat.com
Date:   Fri, 13 Jan 2023 10:24:12 -0500
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From: Chuck Lever <chuck.lever@oracle.com>

Add the RFC 8009 encryption types to the string of integers that is
reported to gssd during upcalls. This enables gssd to utilize keys
with these encryption types when support for them is built into the
kernel.

Link: https://bugzilla.linux-nfs.org/show_bug.cgi?id=400
Tested-by: Scott Mayhew <smayhew@redhat.com>
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
---
 net/sunrpc/auth_gss/gss_krb5_mech.c |    4 ++++
 1 file changed, 4 insertions(+)

diff --git a/net/sunrpc/auth_gss/gss_krb5_mech.c b/net/sunrpc/auth_gss/gss_krb5_mech.c
index fa0b5197fe32..6ef0c7247692 100644
--- a/net/sunrpc/auth_gss/gss_krb5_mech.c
+++ b/net/sunrpc/auth_gss/gss_krb5_mech.c
@@ -214,6 +214,10 @@ static char gss_krb5_enctype_priority_list[64];
 static void gss_krb5_prepare_enctype_priority_list(void)
 {
 	static const u32 gss_krb5_enctypes[] = {
+#if defined(CONFIG_RPCSEC_GSS_KRB5_ENCTYPES_AES_SHA2)
+		ENCTYPE_AES256_CTS_HMAC_SHA384_192,
+		ENCTYPE_AES128_CTS_HMAC_SHA256_128,
+#endif
 #if defined(CONFIG_RPCSEC_GSS_KRB5_ENCTYPES_AES_SHA1)
 		ENCTYPE_AES256_CTS_HMAC_SHA1_96,
 		ENCTYPE_AES128_CTS_HMAC_SHA1_96,