4 files changed, 13 insertions, 14 deletions

diff --git a/fs/gfs2/aops.c b/fs/gfs2/aops.c
index 501e5cba09b3..38b7a74a0f91 100644
--- a/fs/gfs2/aops.c
+++ b/fs/gfs2/aops.c
@@ -434,12 +434,12 @@ static int stuffed_readpage(struct gfs2_inode *ip, struct page *page)
 	if (error)
 		return error;
 
-	kaddr = kmap_atomic(page, KM_USER0);
+	kaddr = kmap_atomic(page);
 	if (dsize > (dibh->b_size - sizeof(struct gfs2_dinode)))
 		dsize = (dibh->b_size - sizeof(struct gfs2_dinode));
 	memcpy(kaddr, dibh->b_data + sizeof(struct gfs2_dinode), dsize);
 	memset(kaddr + dsize, 0, PAGE_CACHE_SIZE - dsize);
-	kunmap_atomic(kaddr, KM_USER0);
+	kunmap_atomic(kaddr);
 	flush_dcache_page(page);
 	brelse(dibh);
 	SetPageUptodate(page);
@@ -542,9 +542,9 @@ int gfs2_internal_read(struct gfs2_inode *ip, struct file_ra_state *ra_state,
 		page = read_cache_page(mapping, index, __gfs2_readpage, NULL);
 		if (IS_ERR(page))
 			return PTR_ERR(page);
-		p = kmap_atomic(page, KM_USER0);
+		p = kmap_atomic(page);
 		memcpy(buf + copied, p + offset, amt);
-		kunmap_atomic(p, KM_USER0);
+		kunmap_atomic(p);
 		mark_page_accessed(page);
 		page_cache_release(page);
 		copied += amt;
@@ -788,11 +788,11 @@ static int gfs2_stuffed_write_end(struct inode *inode, struct buffer_head *dibh,
 	unsigned char *buf = dibh->b_data + sizeof(struct gfs2_dinode);
 
 	BUG_ON((pos + len) > (dibh->b_size - sizeof(struct gfs2_dinode)));
-	kaddr = kmap_atomic(page, KM_USER0);
+	kaddr = kmap_atomic(page);
 	memcpy(buf + pos, kaddr + pos, copied);
 	memset(kaddr + pos + copied, 0, len - copied);
 	flush_dcache_page(page);
-	kunmap_atomic(kaddr, KM_USER0);
+	kunmap_atomic(kaddr);
 
 	if (!PageUptodate(page))
 		SetPageUptodate(page);
diff --git a/fs/gfs2/lops.c b/fs/gfs2/lops.c
index 87e6e0d66bb7..6b1efb594d90 100644
--- a/fs/gfs2/lops.c
+++ b/fs/gfs2/lops.c
@@ -646,11 +646,11 @@ static void gfs2_check_magic(struct buffer_head *bh)
 	__be32 *ptr;
 
 	clear_buffer_escaped(bh);
-	kaddr = kmap_atomic(bh->b_page, KM_USER0);
+	kaddr = kmap_atomic(bh->b_page);
 	ptr = kaddr + bh_offset(bh);
 	if (*ptr == cpu_to_be32(GFS2_MAGIC))
 		set_buffer_escaped(bh);
-	kunmap_atomic(kaddr, KM_USER0);
+	kunmap_atomic(kaddr);
 }
 
 static void gfs2_write_blocks(struct gfs2_sbd *sdp, struct buffer_head *bh,
@@ -687,10 +687,10 @@ static void gfs2_write_blocks(struct gfs2_sbd *sdp, struct buffer_head *bh,
 		if (buffer_escaped(bd->bd_bh)) {
 			void *kaddr;
 			bh1 = gfs2_log_get_buf(sdp);
-			kaddr = kmap_atomic(bd->bd_bh->b_page, KM_USER0);
+			kaddr = kmap_atomic(bd->bd_bh->b_page);
 			memcpy(bh1->b_data, kaddr + bh_offset(bd->bd_bh),
 			       bh1->b_size);
-			kunmap_atomic(kaddr, KM_USER0);
+			kunmap_atomic(kaddr);
 			*(__be32 *)bh1->b_data = 0;
 			clear_buffer_escaped(bd->bd_bh);
 			unlock_buffer(bd->bd_bh);
diff --git a/fs/gfs2/ops_fstype.c b/fs/gfs2/ops_fstype.c
index ae5e0a40c9b3..6f3a18f9e176 100644
--- a/fs/gfs2/ops_fstype.c
+++ b/fs/gfs2/ops_fstype.c
@@ -436,10 +436,9 @@ static int gfs2_lookup_root(struct super_block *sb, struct dentry **dptr,
 		fs_err(sdp, "can't read in %s inode: %ld\n", name, PTR_ERR(inode));
 		return PTR_ERR(inode);
 	}
-	dentry = d_alloc_root(inode);
+	dentry = d_make_root(inode);
 	if (!dentry) {
 		fs_err(sdp, "can't alloc %s dentry\n", name);
-		iput(inode);
 		return -ENOMEM;
 	}
 	*dptr = dentry;
diff --git a/fs/gfs2/quota.c b/fs/gfs2/quota.c
index 4856c66640bf..6019da3dcaed 100644
--- a/fs/gfs2/quota.c
+++ b/fs/gfs2/quota.c
@@ -720,12 +720,12 @@ get_a_page:
 
 	gfs2_trans_add_bh(ip->i_gl, bh, 0);
 
-	kaddr = kmap_atomic(page, KM_USER0);
+	kaddr = kmap_atomic(page);
 	if (offset + sizeof(struct gfs2_quota) > PAGE_CACHE_SIZE)
 		nbytes = PAGE_CACHE_SIZE - offset;
 	memcpy(kaddr + offset, ptr, nbytes);
 	flush_dcache_page(page);
-	kunmap_atomic(kaddr, KM_USER0);
+	kunmap_atomic(kaddr);
 	unlock_page(page);
 	page_cache_release(page);