linux-kernel - [-mm patch] fix GFS2 circular dependency

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Message-ID: <20070128161950.GS6017@stusta.de>
Date:	Sun, 28 Jan 2007 17:19:50 +0100
From:	Adrian Bunk <bunk@...sta.de>
To:	Jiri Slaby <jirislaby@...il.com>, swhiteho@...hat.com
Cc:	Andrew Morton <akpm@...l.org>, linux-kernel@...r.kernel.org,
	Randy Dunlap <randy.dunlap@...cle.com>,
	cluster-devel@...hat.com
Subject: [-mm patch] fix GFS2 circular dependency

On Sun, Jan 28, 2007 at 11:08:18AM +0100, Jiri Slaby wrote:
> Andrew Morton napsal(a):
> >Temporarily at
> >
> >	http://userweb.kernel.org/~akpm/2.6.20-rc6-mm1/
> 
> Unable to select IPV6. Menuconfig doesn't offer it when INET is selected. 
> When it's not it appears in the menu, but after state change it gets away. 
> The same behaviour in xconfig, gconfig.
> 
> $ mkdir ../a/tst
> $ make O=../a/tst menuconfig
>   HOSTCC  scripts/basic/fixdep
> [...]
>   HOSTLD  scripts/kconfig/mconf
> scripts/kconfig/mconf arch/i386/Kconfig
> Warning! Found recursive dependency: INET GFS2_FS_LOCKING_DLM SYSFS 
> OCFS2_FS INET
> 
> Maybe this is the problem?

Yes, patch below.

> regards,

cu
Adrian


<--  snip  -->


This patch fixes a circular dependency by letting GFS2_FS_LOCKING_DLM 
and DLM depend on instead of select SYSFS.

Since SYSFS depends on EMBEDDED this change shouldn't cause any problems 
for users.

Signed-off-by: Adrian Bunk <bunk@...sta.de>

---

 fs/dlm/Kconfig  |    3 +--
 fs/gfs2/Kconfig |    3 +--
 2 files changed, 2 insertions(+), 4 deletions(-)

--- linux-2.6.20-rc6-mm1/fs/gfs2/Kconfig.old	2007-01-28 16:44:17.000000000 +0100
+++ linux-2.6.20-rc6-mm1/fs/gfs2/Kconfig	2007-01-28 16:44:59.000000000 +0100
@@ -34,11 +34,10 @@
 
 config GFS2_FS_LOCKING_DLM
 	tristate "GFS2 DLM locking module"
-	depends on GFS2_FS && NET && INET && (IPV6 || IPV6=n)
+	depends on GFS2_FS && SYSFS && NET && INET && (IPV6 || IPV6=n)
 	select IP_SCTP if DLM_SCTP
 	select CONFIGFS_FS
 	select DLM
-	select SYSFS
 	help
 	Multiple node locking module for GFS2
 
--- linux-2.6.20-rc6-mm1/fs/dlm/Kconfig.old	2007-01-28 16:56:57.000000000 +0100
+++ linux-2.6.20-rc6-mm1/fs/dlm/Kconfig	2007-01-28 16:57:16.000000000 +0100
@@ -3,9 +3,8 @@
 
 config DLM
 	tristate "Distributed Lock Manager (DLM)"
-	depends on IPV6 || IPV6=n
+	depends on SYSFS && (IPV6 || IPV6=n)
 	select CONFIGFS_FS
-	select SYSFS
 	select IP_SCTP if DLM_SCTP
 	help
 	A general purpose distributed lock manager for kernel or userspace

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