Thread (39 messages) 39 messages, 5 authors, 2023-05-16
STALE1131d

[PATCH v1 21/27] SUNRPC: Hoist init_encode out of svc_authenticate()

From: Chuck Lever <cel@kernel.org>
Date: 2023-01-08 16:30:54
Subsystem: kernel nfsd, sunrpc, and lockd servers, networking [general], nfs, sunrpc, and lockd clients, the rest · Maintainers: Chuck Lever, Jeff Layton, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Trond Myklebust, Anna Schumaker, Linus Torvalds

From: Chuck Lever <redacted>

Now that each ->accept method has been converted, the
svcxdr_init_encode() calls can be hoisted back up into the generic
RPC server code.

Signed-off-by: Chuck Lever <redacted>
---
 net/sunrpc/auth_gss/svcauth_gss.c |    2 --
 net/sunrpc/svc.c                  |    2 ++
 net/sunrpc/svcauth_unix.c         |    3 ---
 3 files changed, 2 insertions(+), 5 deletions(-)
diff --git a/net/sunrpc/auth_gss/svcauth_gss.c b/net/sunrpc/auth_gss/svcauth_gss.c
index 89333669af26..560fb8a2803d 100644
--- a/net/sunrpc/auth_gss/svcauth_gss.c
+++ b/net/sunrpc/auth_gss/svcauth_gss.c
@@ -1589,8 +1589,6 @@ svcauth_gss_accept(struct svc_rqst *rqstp)
 	int		ret;
 	struct sunrpc_net *sn = net_generic(SVC_NET(rqstp), sunrpc_net_id);
 
-	svcxdr_init_encode(rqstp);
-
 	rqstp->rq_auth_stat = rpc_autherr_badcred;
 	if (!svcdata)
 		svcdata = kmalloc(sizeof(*svcdata), GFP_KERNEL);
diff --git a/net/sunrpc/svc.c b/net/sunrpc/svc.c
index 9951311790bf..393eebd1f6fe 100644
--- a/net/sunrpc/svc.c
+++ b/net/sunrpc/svc.c
@@ -1262,6 +1262,8 @@ svc_process_common(struct svc_rqst *rqstp, struct kvec *resv)
 		if (rqstp->rq_prog == progp->pg_prog)
 			break;
 
+	svcxdr_init_encode(rqstp);
+
 	/*
 	 * Decode auth data, and add verifier to reply buffer.
 	 * We do this before anything else in order to get a decent
diff --git a/net/sunrpc/svcauth_unix.c b/net/sunrpc/svcauth_unix.c
index 632150a6b947..b101700d155c 100644
--- a/net/sunrpc/svcauth_unix.c
+++ b/net/sunrpc/svcauth_unix.c
@@ -772,7 +772,6 @@ svcauth_null_accept(struct svc_rqst *rqstp)
 	if (cred->cr_group_info == NULL)
 		return SVC_CLOSE; /* kmalloc failure - client must retry */
 
-	svcxdr_init_encode(rqstp);
 	if (xdr_stream_encode_opaque_auth(&rqstp->rq_res_stream,
 					  RPC_AUTH_NULL, NULL, 0) < 0)
 		return SVC_CLOSE;
@@ -855,7 +854,6 @@ svcauth_tls_accept(struct svc_rqst *rqstp)
 	if (cred->cr_group_info == NULL)
 		return SVC_CLOSE;
 
-	svcxdr_init_encode(rqstp);
 	if (rqstp->rq_xprt->xpt_ops->xpo_start_tls) {
 		p = xdr_reserve_space(&rqstp->rq_res_stream, XDR_UNIT * 2 + 8);
 		if (!p)
@@ -959,7 +957,6 @@ svcauth_unix_accept(struct svc_rqst *rqstp)
 		return SVC_DENIED;
 	}
 
-	svcxdr_init_encode(rqstp);
 	if (xdr_stream_encode_opaque_auth(&rqstp->rq_res_stream,
 					  RPC_AUTH_NULL, NULL, 0) < 0)
 		return SVC_CLOSE;

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