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-rw-r--r--fs/kernfs/dir.c6
-rw-r--r--fs/kernfs/inode.c19
-rw-r--r--fs/kernfs/kernfs-internal.h9
3 files changed, 22 insertions, 12 deletions
diff --git a/fs/kernfs/dir.c b/fs/kernfs/dir.c
index 7a53eed69fef..7e0e62deab53 100644
--- a/fs/kernfs/dir.c
+++ b/fs/kernfs/dir.c
@@ -1110,7 +1110,8 @@ static struct dentry *kernfs_iop_lookup(struct inode *dir,
return ret;
}
-static int kernfs_iop_mkdir(struct inode *dir, struct dentry *dentry,
+static int kernfs_iop_mkdir(struct user_namespace *mnt_userns,
+ struct inode *dir, struct dentry *dentry,
umode_t mode)
{
struct kernfs_node *parent = dir->i_private;
@@ -1147,7 +1148,8 @@ static int kernfs_iop_rmdir(struct inode *dir, struct dentry *dentry)
return ret;
}
-static int kernfs_iop_rename(struct inode *old_dir, struct dentry *old_dentry,
+static int kernfs_iop_rename(struct user_namespace *mnt_userns,
+ struct inode *old_dir, struct dentry *old_dentry,
struct inode *new_dir, struct dentry *new_dentry,
unsigned int flags)
{
diff --git a/fs/kernfs/inode.c b/fs/kernfs/inode.c
index fc2469a20fed..d73950fc3d57 100644
--- a/fs/kernfs/inode.c
+++ b/fs/kernfs/inode.c
@@ -112,7 +112,8 @@ int kernfs_setattr(struct kernfs_node *kn, const struct iattr *iattr)
return ret;
}
-int kernfs_iop_setattr(struct dentry *dentry, struct iattr *iattr)
+int kernfs_iop_setattr(struct user_namespace *mnt_userns, struct dentry *dentry,
+ struct iattr *iattr)
{
struct inode *inode = d_inode(dentry);
struct kernfs_node *kn = inode->i_private;
@@ -122,7 +123,7 @@ int kernfs_iop_setattr(struct dentry *dentry, struct iattr *iattr)
return -EINVAL;
mutex_lock(&kernfs_mutex);
- error = setattr_prepare(dentry, iattr);
+ error = setattr_prepare(&init_user_ns, dentry, iattr);
if (error)
goto out;
@@ -131,7 +132,7 @@ int kernfs_iop_setattr(struct dentry *dentry, struct iattr *iattr)
goto out;
/* this ignores size changes */
- setattr_copy(inode, iattr);
+ setattr_copy(&init_user_ns, inode, iattr);
out:
mutex_unlock(&kernfs_mutex);
@@ -183,7 +184,8 @@ static void kernfs_refresh_inode(struct kernfs_node *kn, struct inode *inode)
set_nlink(inode, kn->dir.subdirs + 2);
}
-int kernfs_iop_getattr(const struct path *path, struct kstat *stat,
+int kernfs_iop_getattr(struct user_namespace *mnt_userns,
+ const struct path *path, struct kstat *stat,
u32 request_mask, unsigned int query_flags)
{
struct inode *inode = d_inode(path->dentry);
@@ -193,7 +195,7 @@ int kernfs_iop_getattr(const struct path *path, struct kstat *stat,
kernfs_refresh_inode(kn, inode);
mutex_unlock(&kernfs_mutex);
- generic_fillattr(inode, stat);
+ generic_fillattr(&init_user_ns, inode, stat);
return 0;
}
@@ -272,7 +274,8 @@ void kernfs_evict_inode(struct inode *inode)
kernfs_put(kn);
}
-int kernfs_iop_permission(struct inode *inode, int mask)
+int kernfs_iop_permission(struct user_namespace *mnt_userns,
+ struct inode *inode, int mask)
{
struct kernfs_node *kn;
@@ -285,7 +288,7 @@ int kernfs_iop_permission(struct inode *inode, int mask)
kernfs_refresh_inode(kn, inode);
mutex_unlock(&kernfs_mutex);
- return generic_permission(inode, mask);
+ return generic_permission(&init_user_ns, inode, mask);
}
int kernfs_xattr_get(struct kernfs_node *kn, const char *name,
@@ -319,6 +322,7 @@ static int kernfs_vfs_xattr_get(const struct xattr_handler *handler,
}
static int kernfs_vfs_xattr_set(const struct xattr_handler *handler,
+ struct user_namespace *mnt_userns,
struct dentry *unused, struct inode *inode,
const char *suffix, const void *value,
size_t size, int flags)
@@ -385,6 +389,7 @@ static int kernfs_vfs_user_xattr_rm(struct kernfs_node *kn,
}
static int kernfs_vfs_user_xattr_set(const struct xattr_handler *handler,
+ struct user_namespace *mnt_userns,
struct dentry *unused, struct inode *inode,
const char *suffix, const void *value,
size_t size, int flags)
diff --git a/fs/kernfs/kernfs-internal.h b/fs/kernfs/kernfs-internal.h
index 7ee97ef59184..ccc3b44f6306 100644
--- a/fs/kernfs/kernfs-internal.h
+++ b/fs/kernfs/kernfs-internal.h
@@ -89,9 +89,12 @@ extern struct kmem_cache *kernfs_node_cache, *kernfs_iattrs_cache;
*/
extern const struct xattr_handler *kernfs_xattr_handlers[];
void kernfs_evict_inode(struct inode *inode);
-int kernfs_iop_permission(struct inode *inode, int mask);
-int kernfs_iop_setattr(struct dentry *dentry, struct iattr *iattr);
-int kernfs_iop_getattr(const struct path *path, struct kstat *stat,
+int kernfs_iop_permission(struct user_namespace *mnt_userns,
+ struct inode *inode, int mask);
+int kernfs_iop_setattr(struct user_namespace *mnt_userns, struct dentry *dentry,
+ struct iattr *iattr);
+int kernfs_iop_getattr(struct user_namespace *mnt_userns,
+ const struct path *path, struct kstat *stat,
u32 request_mask, unsigned int query_flags);
ssize_t kernfs_iop_listxattr(struct dentry *dentry, char *buf, size_t size);
int __kernfs_setattr(struct kernfs_node *kn, const struct iattr *iattr);