SUNRPC: service request network namespace helper introduced
This is a cleanup patch - makes code looks simplier.
It replaces widely used rqstp->rq_xprt->xpt_net by introduced SVC_NET(rqstp).
Signed-off-by: Stanislav Kinsbursky <skinsbursky@parallels.com>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
diff --git a/fs/lockd/host.c b/fs/lockd/host.c
index 0084ab8..f9b22e5 100644
--- a/fs/lockd/host.c
+++ b/fs/lockd/host.c
@@ -331,7 +331,7 @@
struct nsm_handle *nsm = NULL;
struct sockaddr *src_sap = svc_daddr(rqstp);
size_t src_len = rqstp->rq_daddrlen;
- struct net *net = rqstp->rq_xprt->xpt_net;
+ struct net *net = SVC_NET(rqstp);
struct nlm_lookup_host_info ni = {
.server = 1,
.sap = svc_addr(rqstp),
diff --git a/fs/nfs/callback_xdr.c b/fs/nfs/callback_xdr.c
index e64b01d..742ff4f 100644
--- a/fs/nfs/callback_xdr.c
+++ b/fs/nfs/callback_xdr.c
@@ -863,7 +863,7 @@
.drc_status = 0,
.clp = NULL,
.slotid = NFS4_NO_SLOT,
- .net = rqstp->rq_xprt->xpt_net,
+ .net = SVC_NET(rqstp),
};
unsigned int nops = 0;
@@ -879,7 +879,7 @@
return rpc_garbage_args;
if (hdr_arg.minorversion == 0) {
- cps.clp = nfs4_find_client_ident(rqstp->rq_xprt->xpt_net, hdr_arg.cb_ident);
+ cps.clp = nfs4_find_client_ident(SVC_NET(rqstp), hdr_arg.cb_ident);
if (!cps.clp || !check_gss_callback_principal(cps.clp, rqstp))
return rpc_drop_reply;
}
diff --git a/fs/nfsd/export.c b/fs/nfsd/export.c
index 1114463..a3946cf 100644
--- a/fs/nfsd/export.c
+++ b/fs/nfsd/export.c
@@ -929,7 +929,7 @@
rqst_exp_get_by_name(struct svc_rqst *rqstp, struct path *path)
{
struct svc_export *gssexp, *exp = ERR_PTR(-ENOENT);
- struct nfsd_net *nn = net_generic(rqstp->rq_xprt->xpt_net, nfsd_net_id);
+ struct nfsd_net *nn = net_generic(SVC_NET(rqstp), nfsd_net_id);
struct cache_detail *cd = nn->svc_export_cache;
if (rqstp->rq_client == NULL)
@@ -960,7 +960,7 @@
rqst_exp_find(struct svc_rqst *rqstp, int fsid_type, u32 *fsidv)
{
struct svc_export *gssexp, *exp = ERR_PTR(-ENOENT);
- struct nfsd_net *nn = net_generic(rqstp->rq_xprt->xpt_net, nfsd_net_id);
+ struct nfsd_net *nn = net_generic(SVC_NET(rqstp), nfsd_net_id);
struct cache_detail *cd = nn->svc_export_cache;
if (rqstp->rq_client == NULL)
diff --git a/fs/nfsd/nfs4idmap.c b/fs/nfsd/nfs4idmap.c
index dae36f1..fdc91a6 100644
--- a/fs/nfsd/nfs4idmap.c
+++ b/fs/nfsd/nfs4idmap.c
@@ -546,7 +546,7 @@
.type = type,
};
int ret;
- struct nfsd_net *nn = net_generic(rqstp->rq_xprt->xpt_net, nfsd_net_id);
+ struct nfsd_net *nn = net_generic(SVC_NET(rqstp), nfsd_net_id);
if (namelen + 1 > sizeof(key.name))
return nfserr_badowner;
@@ -571,7 +571,7 @@
.type = type,
};
int ret;
- struct nfsd_net *nn = net_generic(rqstp->rq_xprt->xpt_net, nfsd_net_id);
+ struct nfsd_net *nn = net_generic(SVC_NET(rqstp), nfsd_net_id);
strlcpy(key.authname, rqst_authname(rqstp), sizeof(key.authname));
ret = idmap_lookup(rqstp, idtoname_lookup, &key, nn->idtoname_cache, &item);
diff --git a/include/linux/sunrpc/svc.h b/include/linux/sunrpc/svc.h
index 40e0a27..d83db80 100644
--- a/include/linux/sunrpc/svc.h
+++ b/include/linux/sunrpc/svc.h
@@ -278,6 +278,8 @@
struct task_struct *rq_task; /* service thread */
};
+#define SVC_NET(svc_rqst) (svc_rqst->rq_xprt->xpt_net)
+
/*
* Rigorous type checking on sockaddr type conversions
*/