ext2: remove ext2_aops_xip

We shouldn't need a special address_space_operations any more

Signed-off-by: Matthew Wilcox <[e-mail]>
Reviewed-by: Mathieu Desnoyers <[e-mail]>
Cc: Andreas Dilger <[e-mail]>
Cc: Boaz Harrosh <[e-mail]>
Cc: Christoph Hellwig <[e-mail]>
Cc: Dave Chinner <[e-mail]>
Cc: Jan Kara <[e-mail]>
Cc: Jens Axboe <[e-mail]>
Cc: Kirill A. Shutemov <[e-mail]>
Cc: Randy Dunlap <[e-mail]>
Cc: Ross Zwisler <[e-mail]>
Cc: Theodore Ts'o <[e-mail]>
Signed-off-by: Andrew Morton <[e-mail]>
Signed-off-by: Linus Torvalds <[e-mail]>

fs/ext2/ext2.h

···
 
 /* inode.c */
 extern const struct address_space_operations ext2_aops;
-extern const struct address_space_operations ext2_aops_xip;
 extern const struct address_space_operations ext2_nobh_aops;
 
 /* namei.c */

fs/ext2/inode.c

···
 	.error_remove_page	= generic_error_remove_page,
 };
 
-const struct address_space_operations ext2_aops_xip = {
-	.bmap			= ext2_bmap,
-	.direct_IO		= ext2_direct_IO,
-};
-
 const struct address_space_operations ext2_nobh_aops = {
 	.readpage		= ext2_readpage,
 	.readpages		= ext2_readpages,
···
 	if (S_ISREG(inode->i_mode)) {
 		inode->i_op = &ext2_file_inode_operations;
 		if (test_opt(inode->i_sb, XIP)) {
-			inode->i_mapping->a_ops = &ext2_aops_xip;
+			inode->i_mapping->a_ops = &ext2_aops;
 			inode->i_fop = &ext2_xip_file_operations;
 		} else if (test_opt(inode->i_sb, NOBH)) {
 			inode->i_mapping->a_ops = &ext2_nobh_aops;

fs/ext2/namei.c

···
 
 	inode->i_op = &ext2_file_inode_operations;
 	if (test_opt(inode->i_sb, XIP)) {
-		inode->i_mapping->a_ops = &ext2_aops_xip;
+		inode->i_mapping->a_ops = &ext2_aops;
 		inode->i_fop = &ext2_xip_file_operations;
 	} else if (test_opt(inode->i_sb, NOBH)) {
 		inode->i_mapping->a_ops = &ext2_nobh_aops;
···
 
 	inode->i_op = &ext2_file_inode_operations;
 	if (test_opt(inode->i_sb, XIP)) {
-		inode->i_mapping->a_ops = &ext2_aops_xip;
+		inode->i_mapping->a_ops = &ext2_aops;
 		inode->i_fop = &ext2_xip_file_operations;
 	} else if (test_opt(inode->i_sb, NOBH)) {
 		inode->i_mapping->a_ops = &ext2_nobh_aops;