From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mark Fasheh Date: Mon, 9 Sep 2013 14:54:23 -0700 Subject: [Ocfs2-devel] [PATCH 6/6] Disallow cluster_stack changes if fs are mounted In-Reply-To: <20130906032932.GA4192@shrek.lan> References: <20130906032932.GA4192@shrek.lan> Message-ID: <20130909215423.GF31381@wotan.suse.de> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: ocfs2-devel@oss.oracle.com On Thu, Sep 05, 2013 at 10:29:37PM -0500, Goldwyn Rodrigues wrote: > diff --git a/fs/ocfs2/stackglue.h b/fs/ocfs2/stackglue.h > index c953290..9eeeff03 100644 > --- a/fs/ocfs2/stackglue.h > +++ b/fs/ocfs2/stackglue.h > @@ -291,6 +291,9 @@ int ocfs2_plock(struct ocfs2_cluster_connection *conn, u64 ino, > > void ocfs2_stack_glue_set_max_proto_version(struct ocfs2_protocol_version *max_proto); > > +void ocfs2_inc_mount_count(void); > +void ocfs2_dec_mount_count(void); > + > > /* Used by stack plugins */ > int ocfs2_stack_glue_register(struct ocfs2_stack_plugin *plugin); > diff --git a/fs/ocfs2/super.c b/fs/ocfs2/super.c > index 60f3d8e..c91087c 100644 > --- a/fs/ocfs2/super.c > +++ b/fs/ocfs2/super.c > @@ -1214,6 +1214,7 @@ static int ocfs2_fill_super(struct super_block *sb, void *data, int silent) > > /* Start this when the mount is almost sure of being successful */ > ocfs2_orphan_scan_start(osb); > + ocfs2_inc_mount_count(); > > return status; > > @@ -1253,6 +1254,7 @@ static void ocfs2_kill_sb(struct super_block *sb) > spin_unlock(&dentry_list_lock); > /* Wait for work to finish and/or remove it */ > cancel_work_sync(&osb->dentry_lock_work); > + ocfs2_dec_mount_count(); > out: > kill_block_super(sb); > } Why not put these calls in ocfs2_dlm_init() and ocfs2_dlm_shutdown() ? --Mark -- Mark Fasheh