summaryrefslogtreecommitdiffstats
path: root/fs/ecryptfs/mmap.c
diff options
context:
space:
mode:
Diffstat (limited to 'fs/ecryptfs/mmap.c')
-rw-r--r--fs/ecryptfs/mmap.c19
1 files changed, 5 insertions, 14 deletions
diff --git a/fs/ecryptfs/mmap.c b/fs/ecryptfs/mmap.c
index 2ee9a3a..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;
@@ -198,7 +190,7 @@ out:
static int ecryptfs_readpage(struct file *file, struct page *page)
{
struct ecryptfs_crypt_stat *crypt_stat =
- &ecryptfs_inode_to_private(file->f_path.dentry->d_inode)->crypt_stat;
+ &ecryptfs_inode_to_private(page->mapping->host)->crypt_stat;
int rc = 0;
if (!crypt_stat
@@ -300,8 +292,7 @@ static int ecryptfs_write_begin(struct file *file,
if (!PageUptodate(page)) {
struct ecryptfs_crypt_stat *crypt_stat =
- &ecryptfs_inode_to_private(
- file->f_path.dentry->d_inode)->crypt_stat;
+ &ecryptfs_inode_to_private(mapping->host)->crypt_stat;
if (!(crypt_stat->flags & ECRYPTFS_ENCRYPTED)
|| (crypt_stat->flags & ECRYPTFS_NEW_FILE)) {
@@ -487,7 +478,7 @@ static int ecryptfs_write_end(struct file *file,
unsigned to = from + copied;
struct inode *ecryptfs_inode = mapping->host;
struct ecryptfs_crypt_stat *crypt_stat =
- &ecryptfs_inode_to_private(file->f_path.dentry->d_inode)->crypt_stat;
+ &ecryptfs_inode_to_private(ecryptfs_inode)->crypt_stat;
int rc;
if (crypt_stat->flags & ECRYPTFS_NEW_FILE) {
OpenPOWER on IntegriCloud