Commit 8e854e9c authored by Goldwyn Rodrigues's avatar Goldwyn Rodrigues
Browse files

Create a separate module for clustering support 



Tagged as EXPERIMENTAL for now.

Signed-off-by: default avatarGoldwyn Rodrigues <rgoldwyn@suse.com>
parent 183bdf51

drivers/md/Kconfig

+16 −0
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@@ -175,6 +175,22 @@ config MD_FAULTY 


	  In unsure, say N.





config MD_CLUSTER

	tristate "Cluster Support for MD (EXPERIMENTAL)"

	depends on BLK_DEV_MD

	depends on DLM

	default n

	---help---

	Clustering support for MD devices. This enables locking and

	synchronization across multiple systems on the cluster, so all

	nodes in the cluster can access the MD devices simultaneously.



	This brings the redundancy (and uptime) of RAID levels across the

	nodes of the cluster.



	If unsure, say N.



source "drivers/md/bcache/Kconfig"



config BLK_DEV_DM_BUILTIN

drivers/md/Makefile

+1 −0
Original line number Diff line number Diff line
@@ -30,6 +30,7 @@ obj-$(CONFIG_MD_RAID10) += raid10.o 
obj-$(CONFIG_MD_RAID456)	+= raid456.o

obj-$(CONFIG_MD_MULTIPATH)	+= multipath.o

obj-$(CONFIG_MD_FAULTY)		+= faulty.o

obj-$(CONFIG_MD_CLUSTER)	+= md-cluster.o

obj-$(CONFIG_BCACHE)		+= bcache/

obj-$(CONFIG_BLK_DEV_MD)	+= md-mod.o

obj-$(CONFIG_BLK_DEV_DM)	+= dm-mod.o

drivers/md/md-cluster.c

0 → 100644
+28 −0
Original line number Diff line number Diff line 
/*

 * Copyright (C) 2015, SUSE

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License as published by

 * the Free Software Foundation; either version 2, or (at your option)

 * any later version.

 *

 */





#include <linux/module.h>



static int __init cluster_init(void)

{

	pr_warn("md-cluster: EXPERIMENTAL. Use with caution\n");

	pr_info("Registering Cluster MD functions\n");

	return 0;

}



static void cluster_exit(void)

{

}



module_init(cluster_init);

module_exit(cluster_exit);

MODULE_LICENSE("GPL");

MODULE_DESCRIPTION("Clustering support for MD");