sunrpc: move p_count out of struct rpc_procinfo
p_count is the only writeable memeber of struct rpc_procinfo, which is
a good candidate to be const-ified as it contains function pointers.
This patch moves it into out out struct rpc_procinfo, and into a
separate writable array that is pointed to by struct rpc_version and
indexed by p_statidx.
Signed-off-by: Christoph Hellwig <hch@lst.de>
diff --git a/fs/lockd/clnt4xdr.c b/fs/lockd/clnt4xdr.c
index f0ab7a9..7c255d1 100644
--- a/fs/lockd/clnt4xdr.c
+++ b/fs/lockd/clnt4xdr.c
@@ -602,8 +602,10 @@ static struct rpc_procinfo nlm4_procedures[] = {
PROC(GRANTED_RES, res, norep),
};
+static unsigned int nlm_version4_counts[ARRAY_SIZE(nlm4_procedures)];
const struct rpc_version nlm_version4 = {
.number = 4,
.nrprocs = ARRAY_SIZE(nlm4_procedures),
.procs = nlm4_procedures,
+ .counts = nlm_version4_counts,
};
diff --git a/fs/lockd/clntxdr.c b/fs/lockd/clntxdr.c
index bd8a976..39500c5 100644
--- a/fs/lockd/clntxdr.c
+++ b/fs/lockd/clntxdr.c
@@ -600,16 +600,20 @@ static struct rpc_procinfo nlm_procedures[] = {
PROC(GRANTED_RES, res, norep),
};
+static unsigned int nlm_version1_counts[ARRAY_SIZE(nlm_procedures)];
static const struct rpc_version nlm_version1 = {
.number = 1,
.nrprocs = ARRAY_SIZE(nlm_procedures),
.procs = nlm_procedures,
+ .counts = nlm_version1_counts,
};
+static unsigned int nlm_version3_counts[ARRAY_SIZE(nlm_procedures)];
static const struct rpc_version nlm_version3 = {
.number = 3,
.nrprocs = ARRAY_SIZE(nlm_procedures),
.procs = nlm_procedures,
+ .counts = nlm_version3_counts,
};
static const struct rpc_version *nlm_versions[] = {
diff --git a/fs/lockd/mon.c b/fs/lockd/mon.c
index 62424e92..fe4ec82 100644
--- a/fs/lockd/mon.c
+++ b/fs/lockd/mon.c
@@ -552,10 +552,12 @@ static struct rpc_procinfo nsm_procedures[] = {
},
};
+static unsigned int nsm_version1_counts[ARRAY_SIZE(nsm_procedures)];
static const struct rpc_version nsm_version1 = {
.number = 1,
.nrprocs = ARRAY_SIZE(nsm_procedures),
- .procs = nsm_procedures
+ .procs = nsm_procedures,
+ .counts = nsm_version1_counts,
};
static const struct rpc_version *nsm_version[] = {
diff --git a/fs/nfs/mount_clnt.c b/fs/nfs/mount_clnt.c
index 806657d..d25914aa 100644
--- a/fs/nfs/mount_clnt.c
+++ b/fs/nfs/mount_clnt.c
@@ -504,17 +504,20 @@ static struct rpc_procinfo mnt3_procedures[] = {
},
};
-
+static unsigned int mnt_counts[ARRAY_SIZE(mnt_procedures)];
static const struct rpc_version mnt_version1 = {
.number = 1,
.nrprocs = ARRAY_SIZE(mnt_procedures),
.procs = mnt_procedures,
+ .counts = mnt_counts,
};
+static unsigned int mnt3_counts[ARRAY_SIZE(mnt_procedures)];
static const struct rpc_version mnt_version3 = {
.number = 3,
.nrprocs = ARRAY_SIZE(mnt3_procedures),
.procs = mnt3_procedures,
+ .counts = mnt3_counts,
};
static const struct rpc_version *mnt_version[] = {
diff --git a/fs/nfs/nfs2xdr.c b/fs/nfs/nfs2xdr.c
index a299648..16b4526 100644
--- a/fs/nfs/nfs2xdr.c
+++ b/fs/nfs/nfs2xdr.c
@@ -1170,8 +1170,10 @@ struct rpc_procinfo nfs_procedures[] = {
PROC(STATFS, fhandle, statfsres, 0),
};
+static unsigned int nfs_version2_counts[ARRAY_SIZE(nfs_procedures)];
const struct rpc_version nfs_version2 = {
.number = 2,
.nrprocs = ARRAY_SIZE(nfs_procedures),
- .procs = nfs_procedures
+ .procs = nfs_procedures,
+ .counts = nfs_version2_counts,
};
diff --git a/fs/nfs/nfs3xdr.c b/fs/nfs/nfs3xdr.c
index cc272eb..a017ec5 100644
--- a/fs/nfs/nfs3xdr.c
+++ b/fs/nfs/nfs3xdr.c
@@ -2578,10 +2578,12 @@ struct rpc_procinfo nfs3_procedures[] = {
PROC(COMMIT, commit, commit, 5),
};
+static unsigned int nfs_version3_counts[ARRAY_SIZE(nfs3_procedures)];
const struct rpc_version nfs_version3 = {
.number = 3,
.nrprocs = ARRAY_SIZE(nfs3_procedures),
- .procs = nfs3_procedures
+ .procs = nfs3_procedures,
+ .counts = nfs_version3_counts,
};
#ifdef CONFIG_NFS_V3_ACL
@@ -2606,10 +2608,12 @@ static struct rpc_procinfo nfs3_acl_procedures[] = {
},
};
+static unsigned int nfs3_acl_counts[ARRAY_SIZE(nfs3_acl_procedures)];
const struct rpc_version nfsacl_version3 = {
.number = 3,
.nrprocs = sizeof(nfs3_acl_procedures)/
sizeof(nfs3_acl_procedures[0]),
.procs = nfs3_acl_procedures,
+ .counts = nfs3_acl_counts,
};
#endif /* CONFIG_NFS_V3_ACL */
diff --git a/fs/nfs/nfs4xdr.c b/fs/nfs/nfs4xdr.c
index 797f3ce..40cf552 100644
--- a/fs/nfs/nfs4xdr.c
+++ b/fs/nfs/nfs4xdr.c
@@ -7661,10 +7661,12 @@ struct rpc_procinfo nfs4_procedures[] = {
#endif /* CONFIG_NFS_V4_2 */
};
+static unsigned int nfs_version4_counts[ARRAY_SIZE(nfs4_procedures)];
const struct rpc_version nfs_version4 = {
.number = 4,
.nrprocs = ARRAY_SIZE(nfs4_procedures),
- .procs = nfs4_procedures
+ .procs = nfs4_procedures,
+ .counts = nfs_version4_counts,
};
/*
diff --git a/fs/nfsd/nfs4callback.c b/fs/nfsd/nfs4callback.c
index a2bedbd..afa961f 100644
--- a/fs/nfsd/nfs4callback.c
+++ b/fs/nfsd/nfs4callback.c
@@ -705,6 +705,7 @@ static struct rpc_procinfo nfs4_cb_procedures[] = {
PROC(CB_NOTIFY_LOCK, COMPOUND, cb_notify_lock, cb_notify_lock),
};
+static unsigned int nfs4_cb_counts[ARRAY_SIZE(nfs4_cb_procedures)];
static struct rpc_version nfs_cb_version4 = {
/*
* Note on the callback rpc program version number: despite language in rfc
@@ -715,7 +716,8 @@ static struct rpc_version nfs_cb_version4 = {
*/
.number = 1,
.nrprocs = ARRAY_SIZE(nfs4_cb_procedures),
- .procs = nfs4_cb_procedures
+ .procs = nfs4_cb_procedures,
+ .counts = nfs4_cb_counts,
};
static const struct rpc_version *nfs_cb_version[] = {
diff --git a/include/linux/sunrpc/clnt.h b/include/linux/sunrpc/clnt.h
index 6095ecb..c75ba37 100644
--- a/include/linux/sunrpc/clnt.h
+++ b/include/linux/sunrpc/clnt.h
@@ -88,6 +88,7 @@ struct rpc_version {
u32 number; /* version number */
unsigned int nrprocs; /* number of procs */
struct rpc_procinfo * procs; /* procedure array */
+ unsigned int *counts; /* call counts */
};
/*
@@ -99,7 +100,6 @@ struct rpc_procinfo {
kxdrdproc_t p_decode; /* XDR decode function */
unsigned int p_arglen; /* argument hdr length (u32) */
unsigned int p_replen; /* reply hdr length (u32) */
- unsigned int p_count; /* call count */
unsigned int p_timer; /* Which RTT timer to use */
u32 p_statidx; /* Which procedure to account */
const char * p_name; /* name of procedure */
diff --git a/net/sunrpc/auth_gss/gss_rpc_upcall.c b/net/sunrpc/auth_gss/gss_rpc_upcall.c
index a80b8e6..f8729b6 100644
--- a/net/sunrpc/auth_gss/gss_rpc_upcall.c
+++ b/net/sunrpc/auth_gss/gss_rpc_upcall.c
@@ -364,11 +364,12 @@ void gssp_free_upcall_data(struct gssp_upcall_data *data)
/*
* Initialization stuff
*/
-
+static unsigned int gssp_version1_counts[ARRAY_SIZE(gssp_procedures)];
static const struct rpc_version gssp_version1 = {
.number = GSSPROXY_VERS_1,
.nrprocs = ARRAY_SIZE(gssp_procedures),
.procs = gssp_procedures,
+ .counts = gssp_version1_counts,
};
static const struct rpc_version *gssp_version[] = {
diff --git a/net/sunrpc/clnt.c b/net/sunrpc/clnt.c
index 964d5c4..f2d1f97 100644
--- a/net/sunrpc/clnt.c
+++ b/net/sunrpc/clnt.c
@@ -1517,14 +1517,16 @@ static void
call_start(struct rpc_task *task)
{
struct rpc_clnt *clnt = task->tk_client;
+ int idx = task->tk_msg.rpc_proc->p_statidx;
dprintk("RPC: %5u call_start %s%d proc %s (%s)\n", task->tk_pid,
clnt->cl_program->name, clnt->cl_vers,
rpc_proc_name(task),
(RPC_IS_ASYNC(task) ? "async" : "sync"));
- /* Increment call count */
- task->tk_msg.rpc_proc->p_count++;
+ /* Increment call count (version might not be valid for ping) */
+ if (clnt->cl_program->version[clnt->cl_vers])
+ clnt->cl_program->version[clnt->cl_vers]->counts[idx]++;
clnt->cl_stats->rpccnt++;
task->tk_action = call_reserve;
}
diff --git a/net/sunrpc/rpcb_clnt.c b/net/sunrpc/rpcb_clnt.c
index f67b9e2..9d47b9d 100644
--- a/net/sunrpc/rpcb_clnt.c
+++ b/net/sunrpc/rpcb_clnt.c
@@ -1117,22 +1117,28 @@ static const struct rpcb_info rpcb_next_version6[] = {
},
};
+static unsigned int rpcb_version2_counts[ARRAY_SIZE(rpcb_procedures2)];
static const struct rpc_version rpcb_version2 = {
.number = RPCBVERS_2,
.nrprocs = ARRAY_SIZE(rpcb_procedures2),
- .procs = rpcb_procedures2
+ .procs = rpcb_procedures2,
+ .counts = rpcb_version2_counts,
};
+static unsigned int rpcb_version3_counts[ARRAY_SIZE(rpcb_procedures3)];
static const struct rpc_version rpcb_version3 = {
.number = RPCBVERS_3,
.nrprocs = ARRAY_SIZE(rpcb_procedures3),
- .procs = rpcb_procedures3
+ .procs = rpcb_procedures3,
+ .counts = rpcb_version3_counts,
};
+static unsigned int rpcb_version4_counts[ARRAY_SIZE(rpcb_procedures4)];
static const struct rpc_version rpcb_version4 = {
.number = RPCBVERS_4,
.nrprocs = ARRAY_SIZE(rpcb_procedures4),
- .procs = rpcb_procedures4
+ .procs = rpcb_procedures4,
+ .counts = rpcb_version4_counts,
};
static const struct rpc_version *rpcb_version[] = {
diff --git a/net/sunrpc/stats.c b/net/sunrpc/stats.c
index caeb01a..91c84d1 100644
--- a/net/sunrpc/stats.c
+++ b/net/sunrpc/stats.c
@@ -55,8 +55,7 @@ static int rpc_proc_show(struct seq_file *seq, void *v) {
seq_printf(seq, "proc%u %u",
vers->number, vers->nrprocs);
for (j = 0; j < vers->nrprocs; j++)
- seq_printf(seq, " %u",
- vers->procs[j].p_count);
+ seq_printf(seq, " %u", vers->counts[j]);
seq_putc(seq, '\n');
}
return 0;