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Message-ID: <20120113090919.1598.95630.stgit@localhost6.localdomain6>
Date: Fri, 13 Jan 2012 13:09:19 +0400
From: Stanislav Kinsbursky <skinsbursky@...allels.com>
To: Trond.Myklebust@...app.com
Cc: linux-nfs@...r.kernel.org, xemul@...allels.com, neilb@...e.de,
netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
jbottomley@...allels.com, bfields@...ldses.org,
davem@...emloft.net, devel@...nvz.org
Subject: [PATCH v2 3/4] SUNRPC: parametrize rpc_pton() by network context
Parametrize rpc_pton() by network context and thus force it's callers to pass
in network context instead of using hard-coded "init_net".
Signed-off-by: Stanislav Kinsbursky <skinsbursky@...allels.com>
---
fs/nfs/dns_resolve.c | 4 ++--
fs/nfs/nfs4filelayoutdev.c | 2 +-
fs/nfs/nfs4namespace.c | 2 +-
fs/nfs/super.c | 4 ++--
fs/nfsd/nfsctl.c | 2 +-
include/linux/sunrpc/clnt.h | 2 +-
net/sunrpc/addr.c | 7 ++++---
net/sunrpc/svcauth_unix.c | 2 +-
8 files changed, 13 insertions(+), 12 deletions(-)
diff --git a/fs/nfs/dns_resolve.c b/fs/nfs/dns_resolve.c
index 200eb67..7edc62a 100644
--- a/fs/nfs/dns_resolve.c
+++ b/fs/nfs/dns_resolve.c
@@ -20,7 +20,7 @@ ssize_t nfs_dns_resolve_name(struct net *net, char *name, size_t namelen,
ip_len = dns_query(NULL, name, namelen, NULL, &ip_addr, NULL);
if (ip_len > 0)
- ret = rpc_pton(ip_addr, ip_len, sa, salen);
+ ret = rpc_pton(&init_net, ip_addr, ip_len, sa, salen);
else
ret = -ESRCH;
kfree(ip_addr);
@@ -224,7 +224,7 @@ static int nfs_dns_parse(struct cache_detail *cd, char *buf, int buflen)
len = qword_get(&buf, buf1, sizeof(buf1));
if (len <= 0)
goto out;
- key.addrlen = rpc_pton(buf1, len,
+ key.addrlen = rpc_pton(&init_net, buf1, len,
(struct sockaddr *)&key.addr,
sizeof(key.addr));
diff --git a/fs/nfs/nfs4filelayoutdev.c b/fs/nfs/nfs4filelayoutdev.c
index 8ae9190..0d8b952 100644
--- a/fs/nfs/nfs4filelayoutdev.c
+++ b/fs/nfs/nfs4filelayoutdev.c
@@ -457,7 +457,7 @@ decode_ds_addr(struct xdr_stream *streamp, gfp_t gfp_flags)
INIT_LIST_HEAD(&da->da_node);
- if (!rpc_pton(buf, portstr-buf, (struct sockaddr *)&da->da_addr,
+ if (!rpc_pton(&init_net, buf, portstr-buf, (struct sockaddr *)&da->da_addr,
sizeof(da->da_addr))) {
dprintk("%s: error parsing address %s\n", __func__, buf);
goto out_free_da;
diff --git a/fs/nfs/nfs4namespace.c b/fs/nfs/nfs4namespace.c
index 919a369..48a9acd 100644
--- a/fs/nfs/nfs4namespace.c
+++ b/fs/nfs/nfs4namespace.c
@@ -98,7 +98,7 @@ static size_t nfs_parse_server_name(char *string, size_t len,
{
ssize_t ret;
- ret = rpc_pton(string, len, sa, salen);
+ ret = rpc_pton(&init_net, string, len, sa, salen);
if (ret == 0) {
ret = nfs_dns_resolve_name(server->client->cl_xprt->xprt_net,
string, len, sa, salen);
diff --git a/fs/nfs/super.c b/fs/nfs/super.c
index e45feb0..b79f2a1 100644
--- a/fs/nfs/super.c
+++ b/fs/nfs/super.c
@@ -1408,7 +1408,7 @@ static int nfs_parse_mount_options(char *raw,
if (string == NULL)
goto out_nomem;
mnt->nfs_server.addrlen =
- rpc_pton(string, strlen(string),
+ rpc_pton(&init_net, string, strlen(string),
(struct sockaddr *)
&mnt->nfs_server.address,
sizeof(mnt->nfs_server.address));
@@ -1430,7 +1430,7 @@ static int nfs_parse_mount_options(char *raw,
if (string == NULL)
goto out_nomem;
mnt->mount_server.addrlen =
- rpc_pton(string, strlen(string),
+ rpc_pton(&init_net, string, strlen(string),
(struct sockaddr *)
&mnt->mount_server.address,
sizeof(mnt->mount_server.address));
diff --git a/fs/nfsd/nfsctl.c b/fs/nfsd/nfsctl.c
index bb4a11d..3bc8242 100644
--- a/fs/nfsd/nfsctl.c
+++ b/fs/nfsd/nfsctl.c
@@ -222,7 +222,7 @@ static ssize_t write_unlock_ip(struct file *file, char *buf, size_t size)
if (qword_get(&buf, fo_path, size) < 0)
return -EINVAL;
- if (rpc_pton(fo_path, size, sap, salen) == 0)
+ if (rpc_pton(&init_net, fo_path, size, sap, salen) == 0)
return -EINVAL;
return nlmsvc_unlock_all_by_ip(sap);
diff --git a/include/linux/sunrpc/clnt.h b/include/linux/sunrpc/clnt.h
index e891a8a..7bd114f 100644
--- a/include/linux/sunrpc/clnt.h
+++ b/include/linux/sunrpc/clnt.h
@@ -163,7 +163,7 @@ size_t rpc_peeraddr(struct rpc_clnt *, struct sockaddr *, size_t);
const char *rpc_peeraddr2str(struct rpc_clnt *, enum rpc_display_format_t);
size_t rpc_ntop(const struct sockaddr *, char *, const size_t);
-size_t rpc_pton(const char *, const size_t,
+size_t rpc_pton(struct net *, const char *, const size_t,
struct sockaddr *, const size_t);
char * rpc_sockaddr2uaddr(const struct sockaddr *, gfp_t);
size_t rpc_uaddr2sockaddr(const char *, const size_t,
diff --git a/net/sunrpc/addr.c b/net/sunrpc/addr.c
index 18c40a2..82b06b7 100644
--- a/net/sunrpc/addr.c
+++ b/net/sunrpc/addr.c
@@ -230,6 +230,7 @@ static size_t rpc_pton6(struct net *net, const char *buf, const size_t buflen,
/**
* rpc_pton - Construct a sockaddr in @sap
+ * @net: applicable network namespace
* @buf: C string containing presentation format IP address
* @buflen: length of presentation address in bytes
* @sap: buffer into which to plant socket address
@@ -242,14 +243,14 @@ static size_t rpc_pton6(struct net *net, const char *buf, const size_t buflen,
* socket address, if successful. Returns zero if an error
* occurred.
*/
-size_t rpc_pton(const char *buf, const size_t buflen,
+size_t rpc_pton(struct net *net, const char *buf, const size_t buflen,
struct sockaddr *sap, const size_t salen)
{
unsigned int i;
for (i = 0; i < buflen; i++)
if (buf[i] == ':')
- return rpc_pton6(&init_net, buf, buflen, sap, salen);
+ return rpc_pton6(net, buf, buflen, sap, salen);
return rpc_pton4(buf, buflen, sap, salen);
}
EXPORT_SYMBOL_GPL(rpc_pton);
@@ -340,7 +341,7 @@ size_t rpc_uaddr2sockaddr(const char *uaddr, const size_t uaddr_len,
port = (unsigned short)((porthi << 8) | portlo);
*c = '\0';
- if (rpc_pton(buf, strlen(buf), sap, salen) == 0)
+ if (rpc_pton(&init_net, buf, strlen(buf), sap, salen) == 0)
return 0;
switch (sap->sa_family) {
diff --git a/net/sunrpc/svcauth_unix.c b/net/sunrpc/svcauth_unix.c
index 01153ea..2f8c426 100644
--- a/net/sunrpc/svcauth_unix.c
+++ b/net/sunrpc/svcauth_unix.c
@@ -211,7 +211,7 @@ static int ip_map_parse(struct cache_detail *cd,
len = qword_get(&mesg, buf, mlen);
if (len <= 0) return -EINVAL;
- if (rpc_pton(buf, len, &address.sa, sizeof(address)) == 0)
+ if (rpc_pton(&init_net, buf, len, &address.sa, sizeof(address)) == 0)
return -EINVAL;
switch (address.sa.sa_family) {
case AF_INET:
--
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