4 files changed, 18 insertions, 5 deletions

diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c
index a219cf00c2f0..f16839ccf1eb 100644
--- a/fs/cifs/cifsfs.c
+++ b/fs/cifs/cifsfs.c
@@ -86,6 +86,7 @@ extern mempool_t *cifs_req_poolp;
 extern mempool_t *cifs_mid_poolp;
 
 struct workqueue_struct	*cifsiod_wq;
+struct workqueue_struct	*cifsoplockd_wq;
 
 /*
  * Bumps refcount for cifs super block.
@@ -1210,9 +1211,16 @@ init_cifs(void)
 		goto out_clean_proc;
 	}
 
+	cifsoplockd_wq = alloc_workqueue("cifsoplockd",
+					 WQ_FREEZABLE|WQ_MEM_RECLAIM, 0);
+	if (!cifsoplockd_wq) {
+		rc = -ENOMEM;
+		goto out_destroy_cifsiod_wq;
+	}
+
 	rc = cifs_fscache_register();
 	if (rc)
-		goto out_destroy_wq;
+		goto out_destroy_cifsoplockd_wq;
 
 	rc = cifs_init_inodecache();
 	if (rc)
@@ -1260,7 +1268,9 @@ out_destroy_inodecache:
 	cifs_destroy_inodecache();
 out_unreg_fscache:
 	cifs_fscache_unregister();
-out_destroy_wq:
+out_destroy_cifsoplockd_wq:
+	destroy_workqueue(cifsoplockd_wq);
+out_destroy_cifsiod_wq:
 	destroy_workqueue(cifsiod_wq);
 out_clean_proc:
 	cifs_proc_clean();
@@ -1283,6 +1293,7 @@ exit_cifs(void)
 	cifs_destroy_mids();
 	cifs_destroy_inodecache();
 	cifs_fscache_unregister();
+	destroy_workqueue(cifsoplockd_wq);
 	destroy_workqueue(cifsiod_wq);
 	cifs_proc_clean();
 }
diff --git a/fs/cifs/cifsglob.h b/fs/cifs/cifsglob.h
index 7f2beb757957..dfdb22f6b419 100644
--- a/fs/cifs/cifsglob.h
+++ b/fs/cifs/cifsglob.h
@@ -1581,6 +1581,7 @@ void cifs_oplock_break(struct work_struct *work);
 
 extern const struct slow_work_ops cifs_oplock_break_ops;
 extern struct workqueue_struct *cifsiod_wq;
+extern struct workqueue_struct *cifsoplockd_wq;
 
 extern mempool_t *cifs_mid_poolp;
 
diff --git a/fs/cifs/misc.c b/fs/cifs/misc.c
index 5b3735b3ca85..9f0808335536 100644
--- a/fs/cifs/misc.c
+++ b/fs/cifs/misc.c
@@ -483,7 +483,7 @@ is_valid_oplock_break(char *buffer, struct TCP_Server_Info *srv)
 					   CIFS_INODE_DOWNGRADE_OPLOCK_TO_L2,
 					   &pCifsInode->flags);
 
-				queue_work(cifsiod_wq,
+				queue_work(cifsoplockd_wq,
 					   &netfile->oplock_break);
 				netfile->oplock_break_cancelled = false;
 
diff --git a/fs/cifs/smb2misc.c b/fs/cifs/smb2misc.c
index 9f94c91ed458..ed976a94791c 100644
--- a/fs/cifs/smb2misc.c
+++ b/fs/cifs/smb2misc.c
@@ -447,7 +447,7 @@ smb2_tcon_has_lease(struct cifs_tcon *tcon, struct smb2_lease_break *rsp,
 		else
 			cfile->oplock_break_cancelled = true;
 
-		queue_work(cifsiod_wq, &cfile->oplock_break);
+		queue_work(cifsoplockd_wq, &cfile->oplock_break);
 		kfree(lw);
 		return true;
 	}
@@ -591,7 +591,8 @@ smb2_is_valid_oplock_break(char *buffer, struct TCP_Server_Info *server)
 					   CIFS_INODE_DOWNGRADE_OPLOCK_TO_L2,
 					   &cinode->flags);
 				spin_unlock(&cfile->file_info_lock);
-				queue_work(cifsiod_wq, &cfile->oplock_break);
+				queue_work(cifsoplockd_wq,
+					   &cfile->oplock_break);
 
 				spin_unlock(&tcon->open_file_lock);
 				spin_unlock(&cifs_tcp_ses_lock);