eCryptfs: remove unused functions and kmem_cache

The switch to read_write.c routines and the persistent file make a number of
functions unnecessary.  This patch removes them.

Signed-off-by: Michael Halcrow <mhalcrow@us.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 1 insertions, 20 deletions

diff --git a/fs/ecryptfs/ecryptfs_kernel.h b/fs/ecryptfs/ecryptfs_kernel.h
index 3e52b42fba06..bb92b74d66e9 100644
--- a/fs/ecryptfs/ecryptfs_kernel.h
+++ b/fs/ecryptfs/ecryptfs_kernel.h
@@ -552,22 +552,7 @@ void ecryptfs_destroy_crypt_stat(struct ecryptfs_crypt_stat *crypt_stat);
 void ecryptfs_destroy_mount_crypt_stat(
         struct ecryptfs_mount_crypt_stat *mount_crypt_stat);
 int ecryptfs_init_crypt_ctx(struct ecryptfs_crypt_stat *crypt_stat);
-int ecryptfs_write_inode_size_to_metadata(struct inode *ecryptefs_inode);
-int ecryptfs_get_lower_page(struct page **lower_page, struct inode *lower_inode,
-                            struct file *lower_file,
-                            unsigned long lower_page_index, int byte_offset,
-                            int region_bytes);
-int
-ecryptfs_commit_lower_page(struct page *lower_page, struct inode *lower_inode,
-                           struct file *lower_file, int byte_offset,
-                           int region_size);
-int ecryptfs_copy_page_to_lower(struct page *page, struct inode *lower_inode,
-                                struct file *lower_file);
-int ecryptfs_do_readpage(struct file *file, struct page *page,
-                         pgoff_t lower_page_index);
-int ecryptfs_writepage_and_release_lower_page(struct page *lower_page,
-                                              struct inode *lower_inode,
-                                              struct writeback_control *wbc);
+int ecryptfs_write_inode_size_to_metadata(struct inode *ecryptfs_inode);
 int ecryptfs_encrypt_page(struct page *page);
 int ecryptfs_decrypt_page(struct page *page);
 int ecryptfs_write_metadata(struct dentry *ecryptfs_dentry);
@@ -591,10 +576,6 @@ int ecryptfs_truncate(struct dentry *dentry, loff_t new_length);
 int ecryptfs_inode_test(struct inode *inode, void *candidate_lower_inode);
 int ecryptfs_inode_set(struct inode *inode, void *lower_inode);
 void ecryptfs_init_inode(struct inode *inode, struct inode *lower_inode);
-int ecryptfs_open_lower_file(struct file **lower_file,
-                             struct dentry *lower_dentry,
-                             struct vfsmount *lower_mnt, int flags);
-int ecryptfs_close_lower_file(struct file *lower_file);
 ssize_t ecryptfs_getxattr(struct dentry *dentry, const char *name, void *value,
                           size_t size);
 ssize_t