diff options
| author | Anna Schumaker <Anna.Schumaker@Netapp.com> | 2021-10-14 13:55:05 -0400 |
|---|---|---|
| committer | Trond Myklebust <trond.myklebust@hammerspace.com> | 2021-10-20 18:09:54 -0400 |
| commit | e5731131fb6fefaa69064ca511b7c4971d6cf54f (patch) | |
| tree | 0bf83f6d8fea2aecab642e75633f9903f6b6756c /fs/nfs | |
| parent | 01dde76e471229e3437a2686c572f4980b2c483e (diff) | |
NFS: Move nfs_probe_destination() into the generic client
And rename it to nfs_probe_server(). I also change it to take the nfs_fh
as an argument so callers can choose what filehandle to probe.
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Diffstat (limited to 'fs/nfs')
| -rw-r--r-- | fs/nfs/client.c | 24 | ||||
| -rw-r--r-- | fs/nfs/internal.h | 1 | ||||
| -rw-r--r-- | fs/nfs/nfs4client.c | 26 |
3 files changed, 26 insertions, 25 deletions
diff --git a/fs/nfs/client.c b/fs/nfs/client.c index 23e165d5ec9c..e867d9090386 100644 --- a/fs/nfs/client.c +++ b/fs/nfs/client.c @@ -865,6 +865,30 @@ int nfs_probe_fsinfo(struct nfs_server *server, struct nfs_fh *mntfh, struct nfs EXPORT_SYMBOL_GPL(nfs_probe_fsinfo); /* + * Grab the destination's particulars, including lease expiry time. + * + * Returns zero if probe succeeded and retrieved FSID matches the FSID + * we have cached. + */ +int nfs_probe_server(struct nfs_server *server, struct nfs_fh *mntfh) +{ + struct nfs_fattr *fattr; + int error; + + fattr = nfs_alloc_fattr(); + if (fattr == NULL) + return -ENOMEM; + + /* Sanity: the probe won't work if the destination server + * does not recognize the migrated FH. */ + error = nfs_probe_fsinfo(server, mntfh, fattr); + + nfs_free_fattr(fattr); + return error; +} +EXPORT_SYMBOL_GPL(nfs_probe_server); + +/* * Copy useful information when duplicating a server record */ void nfs_server_copy_userdata(struct nfs_server *target, struct nfs_server *source) diff --git a/fs/nfs/internal.h b/fs/nfs/internal.h index ee14d71da4a1..c1253dd60c32 100644 --- a/fs/nfs/internal.h +++ b/fs/nfs/internal.h @@ -194,6 +194,7 @@ extern struct nfs_client *nfs_alloc_client(const struct nfs_client_initdata *); int nfs_create_rpc_client(struct nfs_client *, const struct nfs_client_initdata *, rpc_authflavor_t); struct nfs_client *nfs_get_client(const struct nfs_client_initdata *); int nfs_probe_fsinfo(struct nfs_server *server, struct nfs_fh *, struct nfs_fattr *); +int nfs_probe_server(struct nfs_server *, struct nfs_fh *); void nfs_server_insert_lists(struct nfs_server *); void nfs_server_remove_lists(struct nfs_server *); void nfs_init_timeout_values(struct rpc_timeout *to, int proto, int timeo, int retrans); diff --git a/fs/nfs/nfs4client.c b/fs/nfs/nfs4client.c index 3fb0ca92377c..85978ecb727e 100644 --- a/fs/nfs/nfs4client.c +++ b/fs/nfs/nfs4client.c @@ -1293,30 +1293,6 @@ error: return ERR_PTR(error); } -/* - * Grab the destination's particulars, including lease expiry time. - * - * Returns zero if probe succeeded and retrieved FSID matches the FSID - * we have cached. - */ -static int nfs_probe_destination(struct nfs_server *server) -{ - struct inode *inode = d_inode(server->super->s_root); - struct nfs_fattr *fattr; - int error; - - fattr = nfs_alloc_fattr(); - if (fattr == NULL) - return -ENOMEM; - - /* Sanity: the probe won't work if the destination server - * does not recognize the migrated FH. */ - error = nfs_probe_fsinfo(server, NFS_FH(inode), fattr); - - nfs_free_fattr(fattr); - return error; -} - /** * nfs4_update_server - Move an nfs_server to a different nfs_client * @@ -1377,5 +1353,5 @@ int nfs4_update_server(struct nfs_server *server, const char *hostname, server->nfs_client->cl_hostname = kstrdup(hostname, GFP_KERNEL); nfs_server_insert_lists(server); - return nfs_probe_destination(server); + return nfs_probe_server(server, NFS_FH(d_inode(server->super->s_root))); } |