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Message-Id: <1237823287-12734-13-git-send-email-philipp.reisner@linbit.com> Date: Mon, 23 Mar 2009 16:48:07 +0100 From: Philipp Reisner <philipp.reisner@...bit.com> To: linux-kernel@...r.kernel.org Cc: philipp.reisner@...bit.com, gregkh@...e.de Subject: [PATCH 12/12] DRBD: final Kconfig integration, Makefile and major.h --- diff -uNrp linux-2.6.29-rc8/include/linux/major.h linux-2.6.29-rc8-drbd/include/linux/major.h --- linux-2.6.29-rc8/include/linux/major.h 2009-03-13 03:39:28.000000000 +0100 +++ linux-2.6.29-rc8-drbd/include/linux/major.h 2009-03-23 12:45:27.894029774 +0100 @@ -145,6 +145,7 @@ #define UNIX98_PTY_MAJOR_COUNT 8 #define UNIX98_PTY_SLAVE_MAJOR (UNIX98_PTY_MASTER_MAJOR+UNIX98_PTY_MAJOR_COUNT) +#define DRBD_MAJOR 147 #define RTF_MAJOR 150 #define RAW_MAJOR 162 /home/phil/src/drbd83/scripts diff -uNrp linux-2.6.29-rc8/drivers/block/Kconfig linux-2.6.29-rc8-drbd/drivers/block/Kconfig --- linux-2.6.29-rc8/drivers/block/Kconfig 2009-03-13 03:39:28.000000000 +0100 +++ linux-2.6.29-rc8-drbd/drivers/block/Kconfig 2009-03-23 12:45:27.885529728 +0100 @@ -264,6 +264,8 @@ config BLK_DEV_CRYPTOLOOP instead, which can be configured to be on-disk compatible with the cryptoloop device. +source "drivers/block/drbd/Kconfig" + config BLK_DEV_NBD tristate "Network block device support" depends on NET diff -uNrp linux-2.6.29-rc8/drivers/block/Makefile linux-2.6.29-rc8-drbd/drivers/block/Makefile --- linux-2.6.29-rc8/drivers/block/Makefile 2009-03-13 03:39:28.000000000 +0100 +++ linux-2.6.29-rc8-drbd/drivers/block/Makefile 2009-03-23 12:45:27.877529782 +0100 @@ -32,3 +32,4 @@ obj-$(CONFIG_BLK_DEV_UB) += ub.o obj-$(CONFIG_BLK_DEV_HD) += hd.o obj-$(CONFIG_XEN_BLKDEV_FRONTEND) += xen-blkfront.o +obj-$(CONFIG_BLK_DEV_DRBD) += drbd/ diff -uNrp linux-2.6.29-rc8/drivers/block/drbd/Kconfig linux-2.6.29-rc8-drbd/drivers/block/drbd/Kconfig --- linux-2.6.29-rc8/drivers/block/drbd/Kconfig 1970-01-01 01:00:00.000000000 +0100 +++ linux-2.6.29-rc8-drbd/drivers/block/drbd/Kconfig 2008-11-24 11:43:33.016969000 +0100 @@ -0,0 +1,32 @@ +# +# DRBD device driver configuration +# +config BLK_DEV_DRBD + tristate "DRBD Distributed Replicated Block Device support" + select INET + select PROC_FS + select CONNECTOR + select CRYPTO + select CRYPTO_HMAC + ---help--- + DRBD is a block device which is designed to build high availability + clusters. This is done by mirroring a whole block device via (a + dedicated) network. You could see it as a network RAID 1. + + Each minor device has a state, which can be 'primary' or 'secondary'. + On the node with the primary device the application is supposed to + run and to access the device (/dev/drbdX). Every write is sent to the + local 'lower level block device' and via network to the node with the + device in 'secondary' state. + The secondary device simply writes the data to its lower level block + device. Currently no read-balancing via the network is done. + + DRBD can also be used with "shared-disk semantics" (primary-primary), + even though it is a "shared-nothing cluster". You'd need to use a + cluster file system on top of that for cache coherency. + + DRBD management is done through user-space tools. + For automatic failover you need a cluster manager (e.g. heartbeat). + See also: http://www.drbd.org/, http://www.linux-ha.org + + If unsure, say N. diff -uNrp linux-2.6.29-rc8/drivers/block/drbd/Makefile linux-2.6.29-rc8-drbd/drivers/block/drbd/Makefile --- linux-2.6.29-rc8/drivers/block/drbd/Makefile 1970-01-01 01:00:00.000000000 +0100 +++ linux-2.6.29-rc8-drbd/drivers/block/drbd/Makefile 2009-03-23 12:45:27.829529747 +0100 @@ -0,0 +1,7 @@ +#CFLAGS_drbd_sizeof_sanity_check.o = -Wpadded # -Werror + +drbd-objs := drbd_buildtag.o drbd_bitmap.o drbd_proc.o \ + drbd_worker.o drbd_receiver.o drbd_req.o drbd_actlog.o \ + lru_cache.o drbd_main.o drbd_strings.o drbd_nl.o + +obj-$(CONFIG_BLK_DEV_DRBD) += drbd.o -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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