diff options
| -rw-r--r-- | fs/nfs/client.c | 2 | ||||
| -rw-r--r-- | fs/nfs/flexfilelayout/flexfilelayoutdev.c | 2 | ||||
| -rw-r--r-- | fs/nfs/internal.h | 1 | ||||
| -rw-r--r-- | fs/nfs/localio.c | 6 |
4 files changed, 6 insertions, 5 deletions
diff --git a/fs/nfs/client.c b/fs/nfs/client.c index 745f3c42f140..cf35ad3f818a 100644 --- a/fs/nfs/client.c +++ b/fs/nfs/client.c @@ -439,7 +439,7 @@ struct nfs_client *nfs_get_client(const struct nfs_client_initdata *cl_init) spin_unlock(&nn->nfs_client_lock); new = rpc_ops->init_client(new, cl_init); if (!IS_ERR(new)) - nfs_local_probe(new); + nfs_local_probe_async(new); return new; } diff --git a/fs/nfs/flexfilelayout/flexfilelayoutdev.c b/fs/nfs/flexfilelayout/flexfilelayoutdev.c index 4a304cf17c4b..656d5c50bbce 100644 --- a/fs/nfs/flexfilelayout/flexfilelayoutdev.c +++ b/fs/nfs/flexfilelayout/flexfilelayoutdev.c @@ -400,7 +400,7 @@ nfs4_ff_layout_prepare_ds(struct pnfs_layout_segment *lseg, * keep ds_clp even if DS is local, so that if local IO cannot * proceed somehow, we can fall back to NFS whenever we want. */ - nfs_local_probe(ds->ds_clp); + nfs_local_probe_async(ds->ds_clp); max_payload = nfs_block_size(rpc_max_payload(ds->ds_clp->cl_rpcclient), NULL); diff --git a/fs/nfs/internal.h b/fs/nfs/internal.h index 6655e5f32ec6..69c2c10ee658 100644 --- a/fs/nfs/internal.h +++ b/fs/nfs/internal.h @@ -455,7 +455,6 @@ extern int nfs_wait_bit_killable(struct wait_bit_key *key, int mode); #if IS_ENABLED(CONFIG_NFS_LOCALIO) /* localio.c */ -extern void nfs_local_probe(struct nfs_client *); extern void nfs_local_probe_async(struct nfs_client *); extern void nfs_local_probe_async_work(struct work_struct *); extern struct nfsd_file *nfs_local_open_fh(struct nfs_client *, diff --git a/fs/nfs/localio.c b/fs/nfs/localio.c index 4ec952f9f47d..a4bacd9a5052 100644 --- a/fs/nfs/localio.c +++ b/fs/nfs/localio.c @@ -171,7 +171,7 @@ static bool nfs_server_uuid_is_local(struct nfs_client *clp) * - called after alloc_client and init_client (so cl_rpcclient exists) * - this function is idempotent, it can be called for old or new clients */ -void nfs_local_probe(struct nfs_client *clp) +static void nfs_local_probe(struct nfs_client *clp) { /* Disallow localio if disabled via sysfs or AUTH_SYS isn't used */ if (!localio_enabled || @@ -191,14 +191,16 @@ void nfs_local_probe(struct nfs_client *clp) nfs_localio_enable_client(clp); nfs_uuid_end(&clp->cl_uuid); } -EXPORT_SYMBOL_GPL(nfs_local_probe); void nfs_local_probe_async_work(struct work_struct *work) { struct nfs_client *clp = container_of(work, struct nfs_client, cl_local_probe_work); + if (!refcount_inc_not_zero(&clp->cl_count)) + return; nfs_local_probe(clp); + nfs_put_client(clp); } void nfs_local_probe_async(struct nfs_client *clp) |