switch ecryptfs_get_locked_page() to struct inode *
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/fs/ecryptfs/ecryptfs_kernel.h b/fs/ecryptfs/ecryptfs_kernel.h
index bfc2e0f..84dd2f8 100644
--- a/fs/ecryptfs/ecryptfs_kernel.h
+++ b/fs/ecryptfs/ecryptfs_kernel.h
@@ -739,7 +739,7 @@
pgoff_t page_index,
size_t offset_in_page, size_t size,
struct inode *ecryptfs_inode);
-struct page *ecryptfs_get_locked_page(struct file *file, loff_t index);
+struct page *ecryptfs_get_locked_page(struct inode *inode, loff_t index);
int ecryptfs_exorcise_daemon(struct ecryptfs_daemon *daemon);
int ecryptfs_find_daemon_by_euid(struct ecryptfs_daemon **daemon, uid_t euid,
struct user_namespace *user_ns);
diff --git a/fs/ecryptfs/mmap.c b/fs/ecryptfs/mmap.c
index 14e81c2..b1d8275 100644
--- a/fs/ecryptfs/mmap.c
+++ b/fs/ecryptfs/mmap.c
@@ -44,17 +44,9 @@
* Returns locked and up-to-date page (if ok), with increased
* refcnt.
*/
-struct page *ecryptfs_get_locked_page(struct file *file, loff_t index)
+struct page *ecryptfs_get_locked_page(struct inode *inode, loff_t index)
{
- struct dentry *dentry;
- struct inode *inode;
- struct address_space *mapping;
- struct page *page;
-
- dentry = file->f_path.dentry;
- inode = dentry->d_inode;
- mapping = inode->i_mapping;
- page = read_mapping_page(mapping, index, (void *)file);
+ struct page *page = read_mapping_page(inode->i_mapping, index, NULL);
if (!IS_ERR(page))
lock_page(page);
return page;
diff --git a/fs/ecryptfs/read_write.c b/fs/ecryptfs/read_write.c
index 0cc4faf..3cc17a9 100644
--- a/fs/ecryptfs/read_write.c
+++ b/fs/ecryptfs/read_write.c
@@ -145,7 +145,7 @@
if (num_bytes > total_remaining_zeros)
num_bytes = total_remaining_zeros;
}
- ecryptfs_page = ecryptfs_get_locked_page(ecryptfs_file,
+ ecryptfs_page = ecryptfs_get_locked_page(ecryptfs_inode,
ecryptfs_page_idx);
if (IS_ERR(ecryptfs_page)) {
rc = PTR_ERR(ecryptfs_page);
@@ -302,10 +302,10 @@
int ecryptfs_read(char *data, loff_t offset, size_t size,
struct file *ecryptfs_file)
{
+ struct inode *ecryptfs_inode = ecryptfs_file->f_dentry->d_inode;
struct page *ecryptfs_page;
char *ecryptfs_page_virt;
- loff_t ecryptfs_file_size =
- i_size_read(ecryptfs_file->f_dentry->d_inode);
+ loff_t ecryptfs_file_size = i_size_read(ecryptfs_inode);
loff_t data_offset = 0;
loff_t pos;
int rc = 0;
@@ -327,7 +327,7 @@
if (num_bytes > total_remaining_bytes)
num_bytes = total_remaining_bytes;
- ecryptfs_page = ecryptfs_get_locked_page(ecryptfs_file,
+ ecryptfs_page = ecryptfs_get_locked_page(ecryptfs_inode,
ecryptfs_page_idx);
if (IS_ERR(ecryptfs_page)) {
rc = PTR_ERR(ecryptfs_page);