SUNRPC: Make trace_svc_process() display the RPC procedure symbolically

The next few patches will employ these strings to help make server-
side trace logs more human-readable. A similar technique is already
in use in kernel RPC client code.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>

1 files changed, 22 insertions, 0 deletions

diff --git a/fs/nfsd/nfs3proc.c b/fs/nfsd/nfs3proc.c
index 76931f4f57c3..c9c64471c568 100644
--- a/fs/nfsd/nfs3proc.c
+++ b/fs/nfsd/nfs3proc.c
@@ -708,6 +708,7 @@ static const struct svc_procedure nfsd_procedures3[22] = {
 		.pc_ressize = sizeof(struct nfsd_voidres),
 		.pc_cachetype = RC_NOCACHE,
 		.pc_xdrressize = ST,
+		.pc_name = "NULL",
 	},
 	[NFS3PROC_GETATTR] = {
 		.pc_func = nfsd3_proc_getattr,
@@ -718,6 +719,7 @@ static const struct svc_procedure nfsd_procedures3[22] = {
 		.pc_ressize = sizeof(struct nfsd3_attrstatres),
 		.pc_cachetype = RC_NOCACHE,
 		.pc_xdrressize = ST+AT,
+		.pc_name = "GETATTR",
 	},
 	[NFS3PROC_SETATTR] = {
 		.pc_func = nfsd3_proc_setattr,
@@ -728,6 +730,7 @@ static const struct svc_procedure nfsd_procedures3[22] = {
 		.pc_ressize = sizeof(struct nfsd3_wccstatres),
 		.pc_cachetype = RC_REPLBUFF,
 		.pc_xdrressize = ST+WC,
+		.pc_name = "SETATTR",
 	},
 	[NFS3PROC_LOOKUP] = {
 		.pc_func = nfsd3_proc_lookup,
@@ -738,6 +741,7 @@ static const struct svc_procedure nfsd_procedures3[22] = {
 		.pc_ressize = sizeof(struct nfsd3_diropres),
 		.pc_cachetype = RC_NOCACHE,
 		.pc_xdrressize = ST+FH+pAT+pAT,
+		.pc_name = "LOOKUP",
 	},
 	[NFS3PROC_ACCESS] = {
 		.pc_func = nfsd3_proc_access,
@@ -748,6 +752,7 @@ static const struct svc_procedure nfsd_procedures3[22] = {
 		.pc_ressize = sizeof(struct nfsd3_accessres),
 		.pc_cachetype = RC_NOCACHE,
 		.pc_xdrressize = ST+pAT+1,
+		.pc_name = "ACCESS",
 	},
 	[NFS3PROC_READLINK] = {
 		.pc_func = nfsd3_proc_readlink,
@@ -758,6 +763,7 @@ static const struct svc_procedure nfsd_procedures3[22] = {
 		.pc_ressize = sizeof(struct nfsd3_readlinkres),
 		.pc_cachetype = RC_NOCACHE,
 		.pc_xdrressize = ST+pAT+1+NFS3_MAXPATHLEN/4,
+		.pc_name = "READLINK",
 	},
 	[NFS3PROC_READ] = {
 		.pc_func = nfsd3_proc_read,
@@ -768,6 +774,7 @@ static const struct svc_procedure nfsd_procedures3[22] = {
 		.pc_ressize = sizeof(struct nfsd3_readres),
 		.pc_cachetype = RC_NOCACHE,
 		.pc_xdrressize = ST+pAT+4+NFSSVC_MAXBLKSIZE/4,
+		.pc_name = "READ",
 	},
 	[NFS3PROC_WRITE] = {
 		.pc_func = nfsd3_proc_write,
@@ -778,6 +785,7 @@ static const struct svc_procedure nfsd_procedures3[22] = {
 		.pc_ressize = sizeof(struct nfsd3_writeres),
 		.pc_cachetype = RC_REPLBUFF,
 		.pc_xdrressize = ST+WC+4,
+		.pc_name = "WRITE",
 	},
 	[NFS3PROC_CREATE] = {
 		.pc_func = nfsd3_proc_create,
@@ -788,6 +796,7 @@ static const struct svc_procedure nfsd_procedures3[22] = {
 		.pc_ressize = sizeof(struct nfsd3_createres),
 		.pc_cachetype = RC_REPLBUFF,
 		.pc_xdrressize = ST+(1+FH+pAT)+WC,
+		.pc_name = "CREATE",
 	},
 	[NFS3PROC_MKDIR] = {
 		.pc_func = nfsd3_proc_mkdir,
@@ -798,6 +807,7 @@ static const struct svc_procedure nfsd_procedures3[22] = {
 		.pc_ressize = sizeof(struct nfsd3_createres),
 		.pc_cachetype = RC_REPLBUFF,
 		.pc_xdrressize = ST+(1+FH+pAT)+WC,
+		.pc_name = "MKDIR",
 	},
 	[NFS3PROC_SYMLINK] = {
 		.pc_func = nfsd3_proc_symlink,
@@ -808,6 +818,7 @@ static const struct svc_procedure nfsd_procedures3[22] = {
 		.pc_ressize = sizeof(struct nfsd3_createres),
 		.pc_cachetype = RC_REPLBUFF,
 		.pc_xdrressize = ST+(1+FH+pAT)+WC,
+		.pc_name = "SYMLINK",
 	},
 	[NFS3PROC_MKNOD] = {
 		.pc_func = nfsd3_proc_mknod,
@@ -818,6 +829,7 @@ static const struct svc_procedure nfsd_procedures3[22] = {
 		.pc_ressize = sizeof(struct nfsd3_createres),
 		.pc_cachetype = RC_REPLBUFF,
 		.pc_xdrressize = ST+(1+FH+pAT)+WC,
+		.pc_name = "MKNOD",
 	},
 	[NFS3PROC_REMOVE] = {
 		.pc_func = nfsd3_proc_remove,
@@ -828,6 +840,7 @@ static const struct svc_procedure nfsd_procedures3[22] = {
 		.pc_ressize = sizeof(struct nfsd3_wccstatres),
 		.pc_cachetype = RC_REPLBUFF,
 		.pc_xdrressize = ST+WC,
+		.pc_name = "REMOVE",
 	},
 	[NFS3PROC_RMDIR] = {
 		.pc_func = nfsd3_proc_rmdir,
@@ -838,6 +851,7 @@ static const struct svc_procedure nfsd_procedures3[22] = {
 		.pc_ressize = sizeof(struct nfsd3_wccstatres),
 		.pc_cachetype = RC_REPLBUFF,
 		.pc_xdrressize = ST+WC,
+		.pc_name = "RMDIR",
 	},
 	[NFS3PROC_RENAME] = {
 		.pc_func = nfsd3_proc_rename,
@@ -848,6 +862,7 @@ static const struct svc_procedure nfsd_procedures3[22] = {
 		.pc_ressize = sizeof(struct nfsd3_renameres),
 		.pc_cachetype = RC_REPLBUFF,
 		.pc_xdrressize = ST+WC+WC,
+		.pc_name = "RENAME",
 	},
 	[NFS3PROC_LINK] = {
 		.pc_func = nfsd3_proc_link,
@@ -858,6 +873,7 @@ static const struct svc_procedure nfsd_procedures3[22] = {
 		.pc_ressize = sizeof(struct nfsd3_linkres),
 		.pc_cachetype = RC_REPLBUFF,
 		.pc_xdrressize = ST+pAT+WC,
+		.pc_name = "LINK",
 	},
 	[NFS3PROC_READDIR] = {
 		.pc_func = nfsd3_proc_readdir,
@@ -867,6 +883,7 @@ static const struct svc_procedure nfsd_procedures3[22] = {
 		.pc_argsize = sizeof(struct nfsd3_readdirargs),
 		.pc_ressize = sizeof(struct nfsd3_readdirres),
 		.pc_cachetype = RC_NOCACHE,
+		.pc_name = "READDIR",
 	},
 	[NFS3PROC_READDIRPLUS] = {
 		.pc_func = nfsd3_proc_readdirplus,
@@ -876,6 +893,7 @@ static const struct svc_procedure nfsd_procedures3[22] = {
 		.pc_argsize = sizeof(struct nfsd3_readdirplusargs),
 		.pc_ressize = sizeof(struct nfsd3_readdirres),
 		.pc_cachetype = RC_NOCACHE,
+		.pc_name = "READDIRPLUS",
 	},
 	[NFS3PROC_FSSTAT] = {
 		.pc_func = nfsd3_proc_fsstat,
@@ -885,6 +903,7 @@ static const struct svc_procedure nfsd_procedures3[22] = {
 		.pc_ressize = sizeof(struct nfsd3_fsstatres),
 		.pc_cachetype = RC_NOCACHE,
 		.pc_xdrressize = ST+pAT+2*6+1,
+		.pc_name = "FSSTAT",
 	},
 	[NFS3PROC_FSINFO] = {
 		.pc_func = nfsd3_proc_fsinfo,
@@ -894,6 +913,7 @@ static const struct svc_procedure nfsd_procedures3[22] = {
 		.pc_ressize = sizeof(struct nfsd3_fsinfores),
 		.pc_cachetype = RC_NOCACHE,
 		.pc_xdrressize = ST+pAT+12,
+		.pc_name = "FSINFO",
 	},
 	[NFS3PROC_PATHCONF] = {
 		.pc_func = nfsd3_proc_pathconf,
@@ -903,6 +923,7 @@ static const struct svc_procedure nfsd_procedures3[22] = {
 		.pc_ressize = sizeof(struct nfsd3_pathconfres),
 		.pc_cachetype = RC_NOCACHE,
 		.pc_xdrressize = ST+pAT+6,
+		.pc_name = "PATHCONF",
 	},
 	[NFS3PROC_COMMIT] = {
 		.pc_func = nfsd3_proc_commit,
@@ -913,6 +934,7 @@ static const struct svc_procedure nfsd_procedures3[22] = {
 		.pc_ressize = sizeof(struct nfsd3_commitres),
 		.pc_cachetype = RC_NOCACHE,
 		.pc_xdrressize = ST+WC+2,
+		.pc_name = "COMMIT",
 	},
 };