ocfs2: Move trusted and user attribute support into xattr.c

Per Christoph Hellwig's suggestion - don't split these up. It's not like we
gained much by having the two tiny files around.

Signed-off-by: Mark Fasheh <mfasheh@suse.com>

4 files changed, 111 insertions, 179 deletions

diff --git a/fs/ocfs2/Makefile b/fs/ocfs2/Makefile
index 21323da4085..589dcdfdfe3 100644
--- a/fs/ocfs2/Makefile
+++ b/fs/ocfs2/Makefile
@@ -35,9 +35,7 @@ ocfs2-objs := \
 	sysfile.o 		\
 	uptodate.o		\
 	ver.o			\
-	xattr.o			\
-	xattr_user.o		\
-	xattr_trusted.o
+	xattr.o
 
 ocfs2_stackglue-objs := stackglue.o
 ocfs2_stack_o2cb-objs := stack_o2cb.o
diff --git a/fs/ocfs2/xattr.c b/fs/ocfs2/xattr.c
index e21a1a8b425..0f556b00235 100644
--- a/fs/ocfs2/xattr.c
+++ b/fs/ocfs2/xattr.c
@@ -37,6 +37,9 @@
 #include <linux/writeback.h>
 #include <linux/falloc.h>
 #include <linux/sort.h>
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/string.h>
 
 #define MLOG_MASK_PREFIX ML_XATTR
 #include <cluster/masklog.h>
@@ -4740,3 +4743,110 @@ static int ocfs2_delete_xattr_index_block(struct inode *inode,
 out:
 	return ret;
 }
+
+/*
+ * 'trusted' attributes support
+ */
+
+#define XATTR_TRUSTED_PREFIX "trusted."
+
+static size_t ocfs2_xattr_trusted_list(struct inode *inode, char *list,
+				       size_t list_size, const char *name,
+				       size_t name_len)
+{
+	const size_t prefix_len = sizeof(XATTR_TRUSTED_PREFIX) - 1;
+	const size_t total_len = prefix_len + name_len + 1;
+
+	if (list && total_len <= list_size) {
+		memcpy(list, XATTR_TRUSTED_PREFIX, prefix_len);
+		memcpy(list + prefix_len, name, name_len);
+		list[prefix_len + name_len] = '\0';
+	}
+	return total_len;
+}
+
+static int ocfs2_xattr_trusted_get(struct inode *inode, const char *name,
+				   void *buffer, size_t size)
+{
+	if (strcmp(name, "") == 0)
+		return -EINVAL;
+	return ocfs2_xattr_get(inode, OCFS2_XATTR_INDEX_TRUSTED, name,
+			       buffer, size);
+}
+
+static int ocfs2_xattr_trusted_set(struct inode *inode, const char *name,
+				   const void *value, size_t size, int flags)
+{
+	if (strcmp(name, "") == 0)
+		return -EINVAL;
+
+	return ocfs2_xattr_set(inode, OCFS2_XATTR_INDEX_TRUSTED, name, value,
+			       size, flags);
+}
+
+struct xattr_handler ocfs2_xattr_trusted_handler = {
+	.prefix	= XATTR_TRUSTED_PREFIX,
+	.list	= ocfs2_xattr_trusted_list,
+	.get	= ocfs2_xattr_trusted_get,
+	.set	= ocfs2_xattr_trusted_set,
+};
+
+
+/*
+ * 'user' attributes support
+ */
+
+#define XATTR_USER_PREFIX "user."
+
+static size_t ocfs2_xattr_user_list(struct inode *inode, char *list,
+				    size_t list_size, const char *name,
+				    size_t name_len)
+{
+	const size_t prefix_len = sizeof(XATTR_USER_PREFIX) - 1;
+	const size_t total_len = prefix_len + name_len + 1;
+	struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
+
+	if (osb->s_mount_opt & OCFS2_MOUNT_NOUSERXATTR)
+		return 0;
+
+	if (list && total_len <= list_size) {
+		memcpy(list, XATTR_USER_PREFIX, prefix_len);
+		memcpy(list + prefix_len, name, name_len);
+		list[prefix_len + name_len] = '\0';
+	}
+	return total_len;
+}
+
+static int ocfs2_xattr_user_get(struct inode *inode, const char *name,
+				void *buffer, size_t size)
+{
+	struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
+
+	if (strcmp(name, "") == 0)
+		return -EINVAL;
+	if (osb->s_mount_opt & OCFS2_MOUNT_NOUSERXATTR)
+		return -EOPNOTSUPP;
+	return ocfs2_xattr_get(inode, OCFS2_XATTR_INDEX_USER, name,
+			       buffer, size);
+}
+
+static int ocfs2_xattr_user_set(struct inode *inode, const char *name,
+				const void *value, size_t size, int flags)
+{
+	struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
+
+	if (strcmp(name, "") == 0)
+		return -EINVAL;
+	if (osb->s_mount_opt & OCFS2_MOUNT_NOUSERXATTR)
+		return -EOPNOTSUPP;
+
+	return ocfs2_xattr_set(inode, OCFS2_XATTR_INDEX_USER, name, value,
+			       size, flags);
+}
+
+struct xattr_handler ocfs2_xattr_user_handler = {
+	.prefix	= XATTR_USER_PREFIX,
+	.list	= ocfs2_xattr_user_list,
+	.get	= ocfs2_xattr_user_get,
+	.set	= ocfs2_xattr_user_set,
+};
diff --git a/fs/ocfs2/xattr_trusted.c b/fs/ocfs2/xattr_trusted.c
deleted file mode 100644
index 4c589c447aa..00000000000
--- a/fs/ocfs2/xattr_trusted.c
+++ /dev/null
@@ -1,82 +0,0 @@
-/* -*- mode: c; c-basic-offset: 8; -*-
- * vim: noexpandtab sw=8 ts=8 sts=0:
- *
- * xattr_trusted.c
- *
- * Copyright (C) 2008 Oracle.  All rights reserved.
- *
- * CREDITS:
- * Lots of code in this file is taken from ext3.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public
- * License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public
- * License along with this program; if not, write to the
- * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- * Boston, MA 021110-1307, USA.
- */
-
-#include <linux/init.h>
-#include <linux/module.h>
-#include <linux/string.h>
-
-#define MLOG_MASK_PREFIX ML_INODE
-#include <cluster/masklog.h>
-
-#include "ocfs2.h"
-#include "alloc.h"
-#include "dlmglue.h"
-#include "file.h"
-#include "ocfs2_fs.h"
-#include "xattr.h"
-
-#define XATTR_TRUSTED_PREFIX "trusted."
-
-static size_t ocfs2_xattr_trusted_list(struct inode *inode, char *list,
-				       size_t list_size, const char *name,
-				       size_t name_len)
-{
-	const size_t prefix_len = sizeof(XATTR_TRUSTED_PREFIX) - 1;
-	const size_t total_len = prefix_len + name_len + 1;
-
-	if (list && total_len <= list_size) {
-		memcpy(list, XATTR_TRUSTED_PREFIX, prefix_len);
-		memcpy(list + prefix_len, name, name_len);
-		list[prefix_len + name_len] = '\0';
-	}
-	return total_len;
-}
-
-static int ocfs2_xattr_trusted_get(struct inode *inode, const char *name,
-				   void *buffer, size_t size)
-{
-	if (strcmp(name, "") == 0)
-		return -EINVAL;
-	return ocfs2_xattr_get(inode, OCFS2_XATTR_INDEX_TRUSTED, name,
-			       buffer, size);
-}
-
-static int ocfs2_xattr_trusted_set(struct inode *inode, const char *name,
-				   const void *value, size_t size, int flags)
-{
-	if (strcmp(name, "") == 0)
-		return -EINVAL;
-
-	return ocfs2_xattr_set(inode, OCFS2_XATTR_INDEX_TRUSTED, name, value,
-			       size, flags);
-}
-
-struct xattr_handler ocfs2_xattr_trusted_handler = {
-	.prefix	= XATTR_TRUSTED_PREFIX,
-	.list	= ocfs2_xattr_trusted_list,
-	.get	= ocfs2_xattr_trusted_get,
-	.set	= ocfs2_xattr_trusted_set,
-};
diff --git a/fs/ocfs2/xattr_user.c b/fs/ocfs2/xattr_user.c
deleted file mode 100644
index 93ba7163778..00000000000
--- a/fs/ocfs2/xattr_user.c
+++ /dev/null
@@ -1,94 +0,0 @@
-/* -*- mode: c; c-basic-offset: 8; -*-
- * vim: noexpandtab sw=8 ts=8 sts=0:
- *
- * xattr_user.c
- *
- * Copyright (C) 2008 Oracle.  All rights reserved.
- *
- * CREDITS:
- * Lots of code in this file is taken from ext3.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public
- * License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public
- * License along with this program; if not, write to the
- * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- * Boston, MA 021110-1307, USA.
- */
-
-#include <linux/init.h>
-#include <linux/module.h>
-#include <linux/string.h>
-
-#define MLOG_MASK_PREFIX ML_INODE
-#include <cluster/masklog.h>
-
-#include "ocfs2.h"
-#include "alloc.h"
-#include "dlmglue.h"
-#include "file.h"
-#include "ocfs2_fs.h"
-#include "xattr.h"
-
-#define XATTR_USER_PREFIX "user."
-
-static size_t ocfs2_xattr_user_list(struct inode *inode, char *list,
-				    size_t list_size, const char *name,
-				    size_t name_len)
-{
-	const size_t prefix_len = sizeof(XATTR_USER_PREFIX) - 1;
-	const size_t total_len = prefix_len + name_len + 1;
-	struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
-
-	if (osb->s_mount_opt & OCFS2_MOUNT_NOUSERXATTR)
-		return 0;
-
-	if (list && total_len <= list_size) {
-		memcpy(list, XATTR_USER_PREFIX, prefix_len);
-		memcpy(list + prefix_len, name, name_len);
-		list[prefix_len + name_len] = '\0';
-	}
-	return total_len;
-}
-
-static int ocfs2_xattr_user_get(struct inode *inode, const char *name,
-				void *buffer, size_t size)
-{
-	struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
-
-	if (strcmp(name, "") == 0)
-		return -EINVAL;
-	if (osb->s_mount_opt & OCFS2_MOUNT_NOUSERXATTR)
-		return -EOPNOTSUPP;
-	return ocfs2_xattr_get(inode, OCFS2_XATTR_INDEX_USER, name,
-			       buffer, size);
-}
-
-static int ocfs2_xattr_user_set(struct inode *inode, const char *name,
-				const void *value, size_t size, int flags)
-{
-	struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
-
-	if (strcmp(name, "") == 0)
-		return -EINVAL;
-	if (osb->s_mount_opt & OCFS2_MOUNT_NOUSERXATTR)
-		return -EOPNOTSUPP;
-
-	return ocfs2_xattr_set(inode, OCFS2_XATTR_INDEX_USER, name, value,
-			       size, flags);
-}
-
-struct xattr_handler ocfs2_xattr_user_handler = {
-	.prefix	= XATTR_USER_PREFIX,
-	.list	= ocfs2_xattr_user_list,
-	.get	= ocfs2_xattr_user_get,
-	.set	= ocfs2_xattr_user_set,
-};