Merge git://git.kernel.org/pub/scm/linux/kernel/git/steve/gfs2-2.6-fixes

* git://git.kernel.org/pub/scm/linux/kernel/git/steve/gfs2-2.6-fixes:
  [GFS2] Fix bz 229873, alternate test: assertion "!ip->i_inode.i_mapping->nrpages" failed
  [GFS2] build fix
  [GFS2] go_drop_bh is never used, so remove it
  [GFS2] Remove unused variable
  [GFS2] Fix bz 229831, lookup returns wrong inode
  [GFS2] Fix bz 230143, incorrect flushing of rgrps
  [GFS2] pass formal ino in do_filldir_main
  [DLM] fs/dlm/user.c should #include "user.h"
  [GFS2] fix hangup when multiple processes are trying to write to the same file
  [GFS2] NFS filehandle check
  [GFS2] add newline to printk message
  [GFS2] fix locking mistake

fs/dlm/user.c

@@ -22,6 +22,7 @@
 #include "lockspace.h"
 #include "lock.h"
 #include "lvb_table.h"
+#include "user.h"
 
 static const char *name_prefix="dlm";
 static struct miscdevice ctl_device;

fs/gfs2/glock.c

@@ -20,6 +20,7 @@
 #include <linux/list.h>
 #include <linux/lm_interface.h>
 #include <linux/wait.h>
+#include <linux/module.h>
 #include <linux/rwsem.h>
 #include <asm/uaccess.h>
 
@@ -953,9 +954,6 @@ static void drop_bh(struct gfs2_glock *gl, unsigned int ret)
 		spin_unlock(&gl->gl_spin);
 	}
 
-	if (glops->go_drop_bh)
-		glops->go_drop_bh(gl);
-
 	spin_lock(&gl->gl_spin);
 	gl->gl_req_gh = NULL;
 	gl->gl_req_bh = NULL;

fs/gfs2/glops.c

@@ -245,7 +245,6 @@ static void inode_go_inval(struct gfs2_glock *gl, int flags)
 
 	if (ip && S_ISREG(ip->i_inode.i_mode)) {
 		truncate_inode_pages(ip->i_inode.i_mapping, 0);
-		gfs2_assert_withdraw(GFS2_SB(&ip->i_inode), !ip->i_inode.i_mapping->nrpages);
 		clear_bit(GIF_PAGED, &ip->i_flags);
 	}
 }
@@ -459,6 +458,8 @@ const struct gfs2_glock_operations gfs2_inode_glops = {
 };
 
 const struct gfs2_glock_operations gfs2_rgrp_glops = {
+	.go_xmote_th = meta_go_sync,
+	.go_drop_th = meta_go_sync,
 	.go_inval = meta_go_inval,
 	.go_demote_ok = rgrp_go_demote_ok,
 	.go_lock = rgrp_go_lock,

fs/gfs2/incore.h

@@ -104,7 +104,6 @@ struct gfs2_glock_operations {
 	void (*go_xmote_th) (struct gfs2_glock *gl);
 	void (*go_xmote_bh) (struct gfs2_glock *gl);
 	void (*go_drop_th) (struct gfs2_glock *gl);
-	void (*go_drop_bh) (struct gfs2_glock *gl);
 	void (*go_inval) (struct gfs2_glock *gl, int flags);
 	int (*go_demote_ok) (struct gfs2_glock *gl);
 	int (*go_lock) (struct gfs2_holder *gh);
@@ -416,7 +415,6 @@ struct gfs2_tune {
 	unsigned int gt_stall_secs; /* Detects trouble! */
 	unsigned int gt_complain_secs;
 	unsigned int gt_reclaim_limit; /* Max num of glocks in reclaim list */
-	unsigned int gt_entries_per_readdir;
 	unsigned int gt_statfs_quantum;
 	unsigned int gt_statfs_slow;
 };

fs/gfs2/inode.c

@@ -43,7 +43,8 @@ static int iget_test(struct inode *inode, void *opaque)
 	struct gfs2_inode *ip = GFS2_I(inode);
 	struct gfs2_inum_host *inum = opaque;
 
-	if (ip->i_num.no_addr == inum->no_addr)
+	if (ip->i_num.no_addr == inum->no_addr &&
+	    inode->i_private != NULL)
 		return 1;
 
 	return 0;
@@ -61,13 +62,13 @@ static int iget_set(struct inode *inode, void *opaque)
 
 struct inode *gfs2_ilookup(struct super_block *sb, struct gfs2_inum_host *inum)
 {
-	return ilookup5(sb, (unsigned long)inum->no_formal_ino,
+	return ilookup5(sb, (unsigned long)inum->no_addr,
 			iget_test, inum);
 }
 
 static struct inode *gfs2_iget(struct super_block *sb, struct gfs2_inum_host *inum)
 {
-	return iget5_locked(sb, (unsigned long)inum->no_formal_ino,
+	return iget5_locked(sb, (unsigned long)inum->no_addr,
 		     iget_test, iget_set, inum);
 }
 

fs/gfs2/ops_address.c

@@ -266,9 +266,11 @@ static int gfs2_readpage(struct file *file, struct page *page)
 out:
 	return error;
 out_unlock:
-	if (error == GLR_TRYFAILED)
-		error = AOP_TRUNCATED_PAGE;
 	unlock_page(page);
+	if (error == GLR_TRYFAILED) {
+		error = AOP_TRUNCATED_PAGE;
+		yield();
+	}
 	if (do_unlock)
 		gfs2_holder_uninit(&gh);
 	goto out;
@@ -364,6 +366,7 @@ static int gfs2_prepare_write(struct file *file, struct page *page,
 		if (error == GLR_TRYFAILED) {
 			unlock_page(page);
 			error = AOP_TRUNCATED_PAGE;
+			yield();
 		}
 		goto out_uninit;
 	}

fs/gfs2/ops_export.c

@@ -38,14 +38,11 @@ static struct dentry *gfs2_decode_fh(struct super_block *sb,
 	struct gfs2_fh_obj fh_obj;
 	struct gfs2_inum_host *this, parent;
 
-	if (fh_type != fh_len)
-		return NULL;
-
 	this 		= &fh_obj.this;
 	fh_obj.imode 	= DT_UNKNOWN;
 	memset(&parent, 0, sizeof(struct gfs2_inum));
 
-	switch (fh_type) {
+	switch (fh_len) {
 	case GFS2_LARGE_FH_SIZE:
 		parent.no_formal_ino = ((u64)be32_to_cpu(fh[4])) << 32;
 		parent.no_formal_ino |= be32_to_cpu(fh[5]);

fs/gfs2/ops_fstype.c

@@ -840,7 +840,7 @@ static struct super_block* get_gfs2_sb(const char *dev_name)
 	}
 
 	printk(KERN_WARNING "GFS2: Unrecognized block device or "
-	       "mount point %s", dev_name);
+	       "mount point %s\n", dev_name);
 
 free_nd:
 	path_release(&nd);

fs/gfs2/quota.c

@@ -279,7 +279,7 @@ static int bh_get(struct gfs2_quota_data *qd)
 		(bh->b_data + sizeof(struct gfs2_meta_header) +
 		 offset * sizeof(struct gfs2_quota_change));
 
-	mutex_lock(&sdp->sd_quota_mutex);
+	mutex_unlock(&sdp->sd_quota_mutex);
 
 	return 0;
 

fs/gfs2/super.c

@@ -76,7 +76,6 @@ void gfs2_tune_init(struct gfs2_tune *gt)
 	gt->gt_stall_secs = 600;
 	gt->gt_complain_secs = 10;
 	gt->gt_reclaim_limit = 5000;
-	gt->gt_entries_per_readdir = 32;
 	gt->gt_statfs_quantum = 30;
 	gt->gt_statfs_slow = 0;
 }