summaryrefslogtreecommitdiff
path: root/fs/file_table.c
diff options
context:
space:
mode:
Diffstat (limited to 'fs/file_table.c')
-rw-r--r--fs/file_table.c50
1 files changed, 12 insertions, 38 deletions
diff --git a/fs/file_table.c b/fs/file_table.c
index 4bef4c01ec6f..69652c5bd5f0 100644
--- a/fs/file_table.c
+++ b/fs/file_table.c
@@ -21,9 +21,12 @@
#include <linux/fsnotify.h>
#include <linux/sysctl.h>
#include <linux/percpu_counter.h>
+#include <linux/ima.h>
#include <asm/atomic.h>
+#include "internal.h"
+
/* sysctl tunables... */
struct files_stat_struct files_stat = {
.max_files = NR_FILE
@@ -147,8 +150,6 @@ fail:
return NULL;
}
-EXPORT_SYMBOL(get_empty_filp);
-
/**
* alloc_file - allocate and initialize a 'struct file'
* @mnt: the vfsmount on which the file will reside
@@ -164,8 +165,8 @@ EXPORT_SYMBOL(get_empty_filp);
* If all the callers of init_file() are eliminated, its
* code should be moved into this function.
*/
-struct file *alloc_file(struct vfsmount *mnt, struct dentry *dentry,
- fmode_t mode, const struct file_operations *fop)
+struct file *alloc_file(struct path *path, fmode_t mode,
+ const struct file_operations *fop)
{
struct file *file;
@@ -173,35 +174,8 @@ struct file *alloc_file(struct vfsmount *mnt, struct dentry *dentry,
if (!file)
return NULL;
- init_file(file, mnt, dentry, mode, fop);
- return file;
-}
-EXPORT_SYMBOL(alloc_file);
-
-/**
- * init_file - initialize a 'struct file'
- * @file: the already allocated 'struct file' to initialized
- * @mnt: the vfsmount on which the file resides
- * @dentry: the dentry representing this file
- * @mode: the mode the file is opened with
- * @fop: the 'struct file_operations' for this file
- *
- * Use this instead of setting the members directly. Doing so
- * avoids making mistakes like forgetting the mntget() or
- * forgetting to take a write on the mnt.
- *
- * Note: This is a crappy interface. It is here to make
- * merging with the existing users of get_empty_filp()
- * who have complex failure logic easier. All users
- * of this should be moving to alloc_file().
- */
-int init_file(struct file *file, struct vfsmount *mnt, struct dentry *dentry,
- fmode_t mode, const struct file_operations *fop)
-{
- int error = 0;
- file->f_path.dentry = dentry;
- file->f_path.mnt = mntget(mnt);
- file->f_mapping = dentry->d_inode->i_mapping;
+ file->f_path = *path;
+ file->f_mapping = path->dentry->d_inode->i_mapping;
file->f_mode = mode;
file->f_op = fop;
@@ -211,14 +185,14 @@ int init_file(struct file *file, struct vfsmount *mnt, struct dentry *dentry,
* visible. We do this for consistency, and so
* that we can do debugging checks at __fput()
*/
- if ((mode & FMODE_WRITE) && !special_file(dentry->d_inode->i_mode)) {
+ if ((mode & FMODE_WRITE) && !special_file(path->dentry->d_inode->i_mode)) {
file_take_write(file);
- error = mnt_clone_write(mnt);
- WARN_ON(error);
+ WARN_ON(mnt_clone_write(path->mnt));
}
- return error;
+ ima_counts_get(file);
+ return file;
}
-EXPORT_SYMBOL(init_file);
+EXPORT_SYMBOL(alloc_file);
void fput(struct file *file)
{