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Diffstat (limited to 'fs/cachefiles/daemon.c')
-rw-r--r--fs/cachefiles/daemon.c32
1 files changed, 12 insertions, 20 deletions
diff --git a/fs/cachefiles/daemon.c b/fs/cachefiles/daemon.c
index 24eb0d37241a..727caedcdd92 100644
--- a/fs/cachefiles/daemon.c
+++ b/fs/cachefiles/daemon.c
@@ -552,8 +552,7 @@ static int cachefiles_daemon_tag(struct cachefiles_cache *cache, char *args)
*/
static int cachefiles_daemon_cull(struct cachefiles_cache *cache, char *args)
{
- struct fs_struct *fs;
- struct dentry *dir;
+ struct path path;
const struct cred *saved_cred;
int ret;
@@ -573,24 +572,21 @@ static int cachefiles_daemon_cull(struct cachefiles_cache *cache, char *args)
}
/* extract the directory dentry from the cwd */
- fs = current->fs;
- read_lock(&fs->lock);
- dir = dget(fs->pwd.dentry);
- read_unlock(&fs->lock);
+ get_fs_pwd(current->fs, &path);
- if (!S_ISDIR(dir->d_inode->i_mode))
+ if (!S_ISDIR(path.dentry->d_inode->i_mode))
goto notdir;
cachefiles_begin_secure(cache, &saved_cred);
- ret = cachefiles_cull(cache, dir, args);
+ ret = cachefiles_cull(cache, path.dentry, args);
cachefiles_end_secure(cache, saved_cred);
- dput(dir);
+ path_put(&path);
_leave(" = %d", ret);
return ret;
notdir:
- dput(dir);
+ path_put(&path);
kerror("cull command requires dirfd to be a directory");
return -ENOTDIR;
@@ -628,8 +624,7 @@ inval:
*/
static int cachefiles_daemon_inuse(struct cachefiles_cache *cache, char *args)
{
- struct fs_struct *fs;
- struct dentry *dir;
+ struct path path;
const struct cred *saved_cred;
int ret;
@@ -649,24 +644,21 @@ static int cachefiles_daemon_inuse(struct cachefiles_cache *cache, char *args)
}
/* extract the directory dentry from the cwd */
- fs = current->fs;
- read_lock(&fs->lock);
- dir = dget(fs->pwd.dentry);
- read_unlock(&fs->lock);
+ get_fs_pwd(current->fs, &path);
- if (!S_ISDIR(dir->d_inode->i_mode))
+ if (!S_ISDIR(path.dentry->d_inode->i_mode))
goto notdir;
cachefiles_begin_secure(cache, &saved_cred);
- ret = cachefiles_check_in_use(cache, dir, args);
+ ret = cachefiles_check_in_use(cache, path.dentry, args);
cachefiles_end_secure(cache, saved_cred);
- dput(dir);
+ path_put(&path);
//_leave(" = %d", ret);
return ret;
notdir:
- dput(dir);
+ path_put(&path);
kerror("inuse command requires dirfd to be a directory");
return -ENOTDIR;