In the name of address family compatibility, we can't have the NIP_FMT and
NIPQUAD macros in nfs_try_mount(). Instead, we can make use of an unused
mount option to display the mount server's hostname.
Signed-off-by: Chuck Lever <[email protected]>
Cc: Aurelien Charbon <[email protected]>
---
fs/nfs/super.c | 23 ++++++++++++++++++-----
1 files changed, 18 insertions(+), 5 deletions(-)
diff --git a/fs/nfs/super.c b/fs/nfs/super.c
index dde6e3f..0c500ab 100644
--- a/fs/nfs/super.c
+++ b/fs/nfs/super.c
@@ -89,7 +89,7 @@ enum {
Opt_nfsvers,
/* Mount options that take string arguments */
- Opt_sec, Opt_proto, Opt_mountproto,
+ Opt_sec, Opt_proto, Opt_mountproto, Opt_mounthost,
Opt_addr, Opt_mountaddr, Opt_clientaddr,
/* Mount options that are ignored */
@@ -148,7 +148,7 @@ static match_table_t nfs_mount_option_tokens = {
{ Opt_mountproto, "mountproto=%s" },
{ Opt_addr, "addr=%s" },
{ Opt_clientaddr, "clientaddr=%s" },
- { Opt_userspace, "mounthost=%s" },
+ { Opt_mounthost, "mounthost=%s" },
{ Opt_mountaddr, "mountaddr=%s" },
{ Opt_err, NULL }
@@ -950,6 +950,12 @@ static int nfs_parse_mount_options(char *raw,
goto out_nomem;
mnt->client_address = string;
break;
+ case Opt_mounthost:
+ string = match_strdup(args);
+ if (string == NULL)
+ goto out_nomem;
+ mnt->mount_server.hostname = string;
+ break;
case Opt_mountaddr:
string = match_strdup(args);
if (string == NULL)
@@ -1003,6 +1009,7 @@ static int nfs_try_mount(struct nfs_parsed_mount_data *args,
{
struct sockaddr_in sin;
int status;
+ char *hostname;
if (args->mount_server.version == 0) {
if (args->flags & NFS_MOUNT_VER3)
@@ -1011,6 +1018,11 @@ static int nfs_try_mount(struct nfs_parsed_mount_data *args,
args->mount_server.version = NFS_MNT_VERSION;
}
+ if (args->mount_server.hostname)
+ hostname = args->mount_server.hostname;
+ else
+ hostname = args->nfs_server.hostname;
+
/*
* Construct the mount server's address.
*/
@@ -1029,7 +1041,7 @@ static int nfs_try_mount(struct nfs_parsed_mount_data *args,
*/
status = nfs_mount((struct sockaddr *) &sin,
sizeof(sin),
- args->nfs_server.hostname,
+ hostname,
args->nfs_server.export_path,
args->mount_server.version,
args->mount_server.protocol,
@@ -1037,8 +1049,8 @@ static int nfs_try_mount(struct nfs_parsed_mount_data *args,
if (status == 0)
return 0;
- dfprintk(MOUNT, "NFS: unable to mount server " NIPQUAD_FMT
- ", error %d\n", NIPQUAD(sin.sin_addr.s_addr), status);
+ dfprintk(MOUNT, "NFS: unable to mount server %s, error %d",
+ hostname, status);
return status;
}
@@ -1442,6 +1454,7 @@ static int nfs_get_sb(struct file_system_type *fs_type,
out:
kfree(data.nfs_server.hostname);
+ kfree(data.mount_server.hostname);
return error;
out_err_nosb:
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