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-rw-r--r--Documentation/filesystems/locking.rst2
-rw-r--r--Documentation/filesystems/vfs.rst2
-rw-r--r--fs/9p/vfs_inode.c4
-rw-r--r--fs/9p/vfs_inode_dotl.c2
-rw-r--r--fs/affs/affs.h2
-rw-r--r--fs/affs/namei.c2
-rw-r--r--fs/afs/dir.c4
-rw-r--r--fs/autofs/root.c4
-rw-r--r--fs/bad_inode.c2
-rw-r--r--fs/btrfs/inode.c3
-rw-r--r--fs/ceph/dir.c2
-rw-r--r--fs/cifs/cifsfs.h2
-rw-r--r--fs/cifs/link.c2
-rw-r--r--fs/coda/dir.c2
-rw-r--r--fs/configfs/configfs_internal.h2
-rw-r--r--fs/configfs/symlink.c2
-rw-r--r--fs/ecryptfs/inode.c2
-rw-r--r--fs/ext2/namei.c2
-rw-r--r--fs/ext4/namei.c3
-rw-r--r--fs/f2fs/namei.c3
-rw-r--r--fs/fuse/dir.c2
-rw-r--r--fs/gfs2/inode.c4
-rw-r--r--fs/hfsplus/dir.c2
-rw-r--r--fs/hostfs/hostfs_kern.c2
-rw-r--r--fs/hpfs/namei.c2
-rw-r--r--fs/hugetlbfs/inode.c2
-rw-r--r--fs/jffs2/dir.c4
-rw-r--r--fs/jfs/namei.c2
-rw-r--r--fs/minix/namei.c2
-rw-r--r--fs/namei.c5
-rw-r--r--fs/nfs/dir.c2
-rw-r--r--fs/nfs/internal.h2
-rw-r--r--fs/nilfs2/namei.c2
-rw-r--r--fs/ntfs3/namei.c3
-rw-r--r--fs/ocfs2/namei.c2
-rw-r--r--fs/orangefs/namei.c2
-rw-r--r--fs/overlayfs/dir.c2
-rw-r--r--fs/ramfs/inode.c2
-rw-r--r--fs/reiserfs/namei.c2
-rw-r--r--fs/sysv/namei.c2
-rw-r--r--fs/ubifs/dir.c2
-rw-r--r--fs/udf/namei.c2
-rw-r--r--fs/ufs/namei.c2
-rw-r--r--fs/vboxsf/dir.c2
-rw-r--r--fs/xfs/xfs_iops.c3
-rw-r--r--include/linux/fs.h2
-rw-r--r--kernel/bpf/inode.c2
-rw-r--r--mm/shmem.c2
48 files changed, 60 insertions, 54 deletions
diff --git a/Documentation/filesystems/locking.rst b/Documentation/filesystems/locking.rst
index 77830854ec67..2e656b651574 100644
--- a/Documentation/filesystems/locking.rst
+++ b/Documentation/filesystems/locking.rst
@@ -60,7 +60,7 @@ prototypes::
struct dentry * (*lookup) (struct inode *,struct dentry *, unsigned int);
int (*link) (struct dentry *,struct inode *,struct dentry *);
int (*unlink) (struct inode *,struct dentry *);
- int (*symlink) (struct inode *,struct dentry *,const char *);
+ int (*symlink) (struct mnt_idmap *, struct inode *,struct dentry *,const char *);
int (*mkdir) (struct inode *,struct dentry *,umode_t);
int (*rmdir) (struct inode *,struct dentry *);
int (*mknod) (struct inode *,struct dentry *,umode_t,dev_t);
diff --git a/Documentation/filesystems/vfs.rst b/Documentation/filesystems/vfs.rst
index 6cf8d7d239b0..5a1195cf34ba 100644
--- a/Documentation/filesystems/vfs.rst
+++ b/Documentation/filesystems/vfs.rst
@@ -425,7 +425,7 @@ As of kernel 2.6.22, the following members are defined:
struct dentry * (*lookup) (struct inode *,struct dentry *, unsigned int);
int (*link) (struct dentry *,struct inode *,struct dentry *);
int (*unlink) (struct inode *,struct dentry *);
- int (*symlink) (struct user_namespace *, struct inode *,struct dentry *,const char *);
+ int (*symlink) (struct mnt_idmap *, struct inode *,struct dentry *,const char *);
int (*mkdir) (struct user_namespace *, struct inode *,struct dentry *,umode_t);
int (*rmdir) (struct inode *,struct dentry *);
int (*mknod) (struct user_namespace *, struct inode *,struct dentry *,umode_t,dev_t);
diff --git a/fs/9p/vfs_inode.c b/fs/9p/vfs_inode.c
index 693afb66c0c1..401c0b63d5bb 100644
--- a/fs/9p/vfs_inode.c
+++ b/fs/9p/vfs_inode.c
@@ -1300,7 +1300,7 @@ static int v9fs_vfs_mkspecial(struct inode *dir, struct dentry *dentry,
/**
* v9fs_vfs_symlink - helper function to create symlinks
- * @mnt_userns: The user namespace of the mount
+ * @idmap: idmap of the mount
* @dir: directory inode containing symlink
* @dentry: dentry for symlink
* @symname: symlink data
@@ -1310,7 +1310,7 @@ static int v9fs_vfs_mkspecial(struct inode *dir, struct dentry *dentry,
*/
static int
-v9fs_vfs_symlink(struct user_namespace *mnt_userns, struct inode *dir,
+v9fs_vfs_symlink(struct mnt_idmap *idmap, struct inode *dir,
struct dentry *dentry, const char *symname)
{
p9_debug(P9_DEBUG_VFS, " %lu,%pd,%s\n",
diff --git a/fs/9p/vfs_inode_dotl.c b/fs/9p/vfs_inode_dotl.c
index 6f651d5757a5..d3245221ddd4 100644
--- a/fs/9p/vfs_inode_dotl.c
+++ b/fs/9p/vfs_inode_dotl.c
@@ -688,7 +688,7 @@ v9fs_stat2inode_dotl(struct p9_stat_dotl *stat, struct inode *inode,
}
static int
-v9fs_vfs_symlink_dotl(struct user_namespace *mnt_userns, struct inode *dir,
+v9fs_vfs_symlink_dotl(struct mnt_idmap *idmap, struct inode *dir,
struct dentry *dentry, const char *symname)
{
int err;
diff --git a/fs/affs/affs.h b/fs/affs/affs.h
index 31a56a461c9f..f9f986a2c509 100644
--- a/fs/affs/affs.h
+++ b/fs/affs/affs.h
@@ -174,7 +174,7 @@ extern int affs_mkdir(struct user_namespace *mnt_userns, struct inode *dir,
extern int affs_rmdir(struct inode *dir, struct dentry *dentry);
extern int affs_link(struct dentry *olddentry, struct inode *dir,
struct dentry *dentry);
-extern int affs_symlink(struct user_namespace *mnt_userns,
+extern int affs_symlink(struct mnt_idmap *idmap,
struct inode *dir, struct dentry *dentry,
const char *symname);
extern int affs_rename2(struct user_namespace *mnt_userns,
diff --git a/fs/affs/namei.c b/fs/affs/namei.c
index 661852c95c5a..1d7f7232964d 100644
--- a/fs/affs/namei.c
+++ b/fs/affs/namei.c
@@ -313,7 +313,7 @@ affs_rmdir(struct inode *dir, struct dentry *dentry)
}
int
-affs_symlink(struct user_namespace *mnt_userns, struct inode *dir,
+affs_symlink(struct mnt_idmap *idmap, struct inode *dir,
struct dentry *dentry, const char *symname)
{
struct super_block *sb = dir->i_sb;
diff --git a/fs/afs/dir.c b/fs/afs/dir.c
index a70495fd0886..a936aa8191b2 100644
--- a/fs/afs/dir.c
+++ b/fs/afs/dir.c
@@ -36,7 +36,7 @@ static int afs_rmdir(struct inode *dir, struct dentry *dentry);
static int afs_unlink(struct inode *dir, struct dentry *dentry);
static int afs_link(struct dentry *from, struct inode *dir,
struct dentry *dentry);
-static int afs_symlink(struct user_namespace *mnt_userns, struct inode *dir,
+static int afs_symlink(struct mnt_idmap *idmap, struct inode *dir,
struct dentry *dentry, const char *content);
static int afs_rename(struct user_namespace *mnt_userns, struct inode *old_dir,
struct dentry *old_dentry, struct inode *new_dir,
@@ -1760,7 +1760,7 @@ static const struct afs_operation_ops afs_symlink_operation = {
/*
* create a symlink in an AFS filesystem
*/
-static int afs_symlink(struct user_namespace *mnt_userns, struct inode *dir,
+static int afs_symlink(struct mnt_idmap *idmap, struct inode *dir,
struct dentry *dentry, const char *content)
{
struct afs_operation *op;
diff --git a/fs/autofs/root.c b/fs/autofs/root.c
index ca03c1cae2be..bf0029cef304 100644
--- a/fs/autofs/root.c
+++ b/fs/autofs/root.c
@@ -11,7 +11,7 @@
#include "autofs_i.h"
static int autofs_dir_permission(struct user_namespace *, struct inode *, int);
-static int autofs_dir_symlink(struct user_namespace *, struct inode *,
+static int autofs_dir_symlink(struct mnt_idmap *, struct inode *,
struct dentry *, const char *);
static int autofs_dir_unlink(struct inode *, struct dentry *);
static int autofs_dir_rmdir(struct inode *, struct dentry *);
@@ -563,7 +563,7 @@ static int autofs_dir_permission(struct user_namespace *mnt_userns,
return generic_permission(mnt_userns, inode, mask);
}
-static int autofs_dir_symlink(struct user_namespace *mnt_userns,
+static int autofs_dir_symlink(struct mnt_idmap *idmap,
struct inode *dir, struct dentry *dentry,
const char *symname)
{
diff --git a/fs/bad_inode.c b/fs/bad_inode.c
index 8712fc1b3ff1..2d3ca4b5628f 100644
--- a/fs/bad_inode.c
+++ b/fs/bad_inode.c
@@ -51,7 +51,7 @@ static int bad_inode_unlink(struct inode *dir, struct dentry *dentry)
return -EIO;
}
-static int bad_inode_symlink(struct user_namespace *mnt_userns,
+static int bad_inode_symlink(struct mnt_idmap *idmap,
struct inode *dir, struct dentry *dentry,
const char *symname)
{
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index 3621e9a131d1..f4879dd92035 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -9758,9 +9758,10 @@ out:
return ret;
}
-static int btrfs_symlink(struct user_namespace *mnt_userns, struct inode *dir,
+static int btrfs_symlink(struct mnt_idmap *idmap, struct inode *dir,
struct dentry *dentry, const char *symname)
{
+ struct user_namespace *mnt_userns = mnt_idmap_owner(idmap);
struct btrfs_fs_info *fs_info = btrfs_sb(dir->i_sb);
struct btrfs_trans_handle *trans;
struct btrfs_root *root = BTRFS_I(dir)->root;
diff --git a/fs/ceph/dir.c b/fs/ceph/dir.c
index cf4f70e558de..114375efa2f7 100644
--- a/fs/ceph/dir.c
+++ b/fs/ceph/dir.c
@@ -912,7 +912,7 @@ static int ceph_create(struct mnt_idmap *idmap, struct inode *dir,
return ceph_mknod(mnt_userns, dir, dentry, mode, 0);
}
-static int ceph_symlink(struct user_namespace *mnt_userns, struct inode *dir,
+static int ceph_symlink(struct mnt_idmap *idmap, struct inode *dir,
struct dentry *dentry, const char *dest)
{
struct ceph_mds_client *mdsc = ceph_sb_to_mdsc(dir->i_sb);
diff --git a/fs/cifs/cifsfs.h b/fs/cifs/cifsfs.h
index 0d4b3bfa1c3a..52256b751c75 100644
--- a/fs/cifs/cifsfs.h
+++ b/fs/cifs/cifsfs.h
@@ -124,7 +124,7 @@ extern struct vfsmount *cifs_dfs_d_automount(struct path *path);
/* Functions related to symlinks */
extern const char *cifs_get_link(struct dentry *, struct inode *,
struct delayed_call *);
-extern int cifs_symlink(struct user_namespace *mnt_userns, struct inode *inode,
+extern int cifs_symlink(struct mnt_idmap *idmap, struct inode *inode,
struct dentry *direntry, const char *symname);
#ifdef CONFIG_CIFS_XATTR
diff --git a/fs/cifs/link.c b/fs/cifs/link.c
index bd374feeccaa..0ff9eab697a2 100644
--- a/fs/cifs/link.c
+++ b/fs/cifs/link.c
@@ -568,7 +568,7 @@ cifs_hl_exit:
}
int
-cifs_symlink(struct user_namespace *mnt_userns, struct inode *inode,
+cifs_symlink(struct mnt_idmap *idmap, struct inode *inode,
struct dentry *direntry, const char *symname)
{
int rc = -EOPNOTSUPP;
diff --git a/fs/coda/dir.c b/fs/coda/dir.c
index 480bca167928..b8e82bc0071f 100644
--- a/fs/coda/dir.c
+++ b/fs/coda/dir.c
@@ -228,7 +228,7 @@ static int coda_link(struct dentry *source_de, struct inode *dir_inode,
}
-static int coda_symlink(struct user_namespace *mnt_userns,
+static int coda_symlink(struct mnt_idmap *idmap,
struct inode *dir_inode, struct dentry *de,
const char *symname)
{
diff --git a/fs/configfs/configfs_internal.h b/fs/configfs/configfs_internal.h
index a94493ed3146..e710a1782382 100644
--- a/fs/configfs/configfs_internal.h
+++ b/fs/configfs/configfs_internal.h
@@ -91,7 +91,7 @@ extern const struct inode_operations configfs_root_inode_operations;
extern const struct inode_operations configfs_symlink_inode_operations;
extern const struct dentry_operations configfs_dentry_ops;
-extern int configfs_symlink(struct user_namespace *mnt_userns,
+extern int configfs_symlink(struct mnt_idmap *idmap,
struct inode *dir, struct dentry *dentry,
const char *symname);
extern int configfs_unlink(struct inode *dir, struct dentry *dentry);
diff --git a/fs/configfs/symlink.c b/fs/configfs/symlink.c
index 0623c3edcfb9..91db306dfeec 100644
--- a/fs/configfs/symlink.c
+++ b/fs/configfs/symlink.c
@@ -137,7 +137,7 @@ static int get_target(const char *symname, struct path *path,
}
-int configfs_symlink(struct user_namespace *mnt_userns, struct inode *dir,
+int configfs_symlink(struct mnt_idmap *idmap, struct inode *dir,
struct dentry *dentry, const char *symname)
{
int ret;
diff --git a/fs/ecryptfs/inode.c b/fs/ecryptfs/inode.c
index afc49ab46c5f..692320ee079d 100644
--- a/fs/ecryptfs/inode.c
+++ b/fs/ecryptfs/inode.c
@@ -456,7 +456,7 @@ static int ecryptfs_unlink(struct inode *dir, struct dentry *dentry)
return ecryptfs_do_unlink(dir, dentry, d_inode(dentry));
}
-static int ecryptfs_symlink(struct user_namespace *mnt_userns,
+static int ecryptfs_symlink(struct mnt_idmap *idmap,
struct inode *dir, struct dentry *dentry,
const char *symname)
{
diff --git a/fs/ext2/namei.c b/fs/ext2/namei.c
index 1d4d807e0934..72d9a3111001 100644
--- a/fs/ext2/namei.c
+++ b/fs/ext2/namei.c
@@ -154,7 +154,7 @@ static int ext2_mknod (struct user_namespace * mnt_userns, struct inode * dir,
return err;
}
-static int ext2_symlink (struct user_namespace * mnt_userns, struct inode * dir,
+static int ext2_symlink (struct mnt_idmap * idmap, struct inode * dir,
struct dentry * dentry, const char * symname)
{
struct super_block * sb = dir->i_sb;
diff --git a/fs/ext4/namei.c b/fs/ext4/namei.c
index 0bb43e4a28d5..11d9c1d1fc56 100644
--- a/fs/ext4/namei.c
+++ b/fs/ext4/namei.c
@@ -3340,9 +3340,10 @@ out:
return err;
}
-static int ext4_symlink(struct user_namespace *mnt_userns, struct inode *dir,
+static int ext4_symlink(struct mnt_idmap *idmap, struct inode *dir,
struct dentry *dentry, const char *symname)
{
+ struct user_namespace *mnt_userns = mnt_idmap_owner(idmap);
handle_t *handle;
struct inode *inode;
int err, len = strlen(symname);
diff --git a/fs/f2fs/namei.c b/fs/f2fs/namei.c
index aacf4e2764d2..5ef5ed50ce80 100644
--- a/fs/f2fs/namei.c
+++ b/fs/f2fs/namei.c
@@ -660,9 +660,10 @@ static const char *f2fs_get_link(struct dentry *dentry,
return link;
}
-static int f2fs_symlink(struct user_namespace *mnt_userns, struct inode *dir,
+static int f2fs_symlink(struct mnt_idmap *idmap, struct inode *dir,
struct dentry *dentry, const char *symname)
{
+ struct user_namespace *mnt_userns = mnt_idmap_owner(idmap);
struct f2fs_sb_info *sbi = F2FS_I_SB(dir);
struct inode *inode;
size_t len = strlen(symname);
diff --git a/fs/fuse/dir.c b/fs/fuse/dir.c
index b74824686229..179d8a33e13e 100644
--- a/fs/fuse/dir.c
+++ b/fs/fuse/dir.c
@@ -841,7 +841,7 @@ static int fuse_mkdir(struct user_namespace *mnt_userns, struct inode *dir,
return create_new_entry(fm, &args, dir, entry, S_IFDIR);
}
-static int fuse_symlink(struct user_namespace *mnt_userns, struct inode *dir,
+static int fuse_symlink(struct mnt_idmap *idmap, struct inode *dir,
struct dentry *entry, const char *link)
{
struct fuse_mount *fm = get_fuse_mount(dir);
diff --git a/fs/gfs2/inode.c b/fs/gfs2/inode.c
index f58b13a2d895..830049759b07 100644
--- a/fs/gfs2/inode.c
+++ b/fs/gfs2/inode.c
@@ -1207,7 +1207,7 @@ out_inodes:
/**
* gfs2_symlink - Create a symlink
- * @mnt_userns: User namespace of the mount the inode was found from
+ * @idmap: idmap of the mount the inode was found from
* @dir: The directory to create the symlink in
* @dentry: The dentry to put the symlink in
* @symname: The thing which the link points to
@@ -1215,7 +1215,7 @@ out_inodes:
* Returns: errno
*/
-static int gfs2_symlink(struct user_namespace *mnt_userns, struct inode *dir,
+static int gfs2_symlink(struct mnt_idmap *idmap, struct inode *dir,
struct dentry *dentry, const char *symname)
{
unsigned int size;
diff --git a/fs/hfsplus/dir.c b/fs/hfsplus/dir.c
index 2ce051fb2d14..36927ca6b1f5 100644
--- a/fs/hfsplus/dir.c
+++ b/fs/hfsplus/dir.c
@@ -434,7 +434,7 @@ out:
return res;
}
-static int hfsplus_symlink(struct user_namespace *mnt_userns, struct inode *dir,
+static int hfsplus_symlink(struct mnt_idmap *idmap, struct inode *dir,
struct dentry *dentry, const char *symname)
{
struct hfsplus_sb_info *sbi = HFSPLUS_SB(dir->i_sb);
diff --git a/fs/hostfs/hostfs_kern.c b/fs/hostfs/hostfs_kern.c
index d6174206a123..e78f53e60dcd 100644
--- a/fs/hostfs/hostfs_kern.c
+++ b/fs/hostfs/hostfs_kern.c
@@ -658,7 +658,7 @@ static int hostfs_unlink(struct inode *ino, struct dentry *dentry)
return err;
}
-static int hostfs_symlink(struct user_namespace *mnt_userns, struct inode *ino,
+static int hostfs_symlink(struct mnt_idmap *idmap, struct inode *ino,
struct dentry *dentry, const char *to)
{
char *file;
diff --git a/fs/hpfs/namei.c b/fs/hpfs/namei.c
index f6cbd4a4b94d..c5f0aec11457 100644
--- a/fs/hpfs/namei.c
+++ b/fs/hpfs/namei.c
@@ -292,7 +292,7 @@ bail:
return err;
}
-static int hpfs_symlink(struct user_namespace *mnt_userns, struct inode *dir,
+static int hpfs_symlink(struct mnt_idmap *idmap, struct inode *dir,
struct dentry *dentry, const char *symlink)
{
const unsigned char *name = dentry->d_name.name;
diff --git a/fs/hugetlbfs/inode.c b/fs/hugetlbfs/inode.c
index 7ffcf4b18685..170c99cb3095 100644
--- a/fs/hugetlbfs/inode.c
+++ b/fs/hugetlbfs/inode.c
@@ -1064,7 +1064,7 @@ static int hugetlbfs_tmpfile(struct user_namespace *mnt_userns,
return finish_open_simple(file, 0);
}
-static int hugetlbfs_symlink(struct user_namespace *mnt_userns,
+static int hugetlbfs_symlink(struct mnt_idmap *idmap,
struct inode *dir, struct dentry *dentry,
const char *symname)
{
diff --git a/fs/jffs2/dir.c b/fs/jffs2/dir.c
index 7494563f04fa..51433fef9d2b 100644
--- a/fs/jffs2/dir.c
+++ b/fs/jffs2/dir.c
@@ -30,7 +30,7 @@ static struct dentry *jffs2_lookup (struct inode *,struct dentry *,
unsigned int);
static int jffs2_link (struct dentry *,struct inode *,struct dentry *);
static int jffs2_unlink (struct inode *,struct dentry *);
-static int jffs2_symlink (struct user_namespace *, struct inode *,
+static int jffs2_symlink (struct mnt_idmap *, struct inode *,
struct dentry *, const char *);
static int jffs2_mkdir (struct user_namespace *, struct inode *,struct dentry *,
umode_t);
@@ -279,7 +279,7 @@ static int jffs2_link (struct dentry *old_dentry, struct inode *dir_i, struct de
/***********************************************************************/
-static int jffs2_symlink (struct user_namespace *mnt_userns, struct inode *dir_i,
+static int jffs2_symlink (struct mnt_idmap *idmap, struct inode *dir_i,
struct dentry *dentry, const char *target)
{
struct jffs2_inode_info *f, *dir_f;
diff --git a/fs/jfs/namei.c b/fs/jfs/namei.c
index 9d06479e549e..e7d65581db75 100644
--- a/fs/jfs/namei.c
+++ b/fs/jfs/namei.c
@@ -869,7 +869,7 @@ static int jfs_link(struct dentry *old_dentry,
* an intermediate result whose length exceeds PATH_MAX [XPG4.2]
*/
-static int jfs_symlink(struct user_namespace *mnt_userns, struct inode *dip,
+static int jfs_symlink(struct mnt_idmap *idmap, struct inode *dip,
struct dentry *dentry, const char *name)
{
int rc;
diff --git a/fs/minix/namei.c b/fs/minix/namei.c
index b8621cf9c933..0a07410a1a27 100644
--- a/fs/minix/namei.c
+++ b/fs/minix/namei.c
@@ -71,7 +71,7 @@ static int minix_create(struct mnt_idmap *idmap, struct inode *dir,
return minix_mknod(&init_user_ns, dir, dentry, mode, 0);
}
-static int minix_symlink(struct user_namespace *mnt_userns, struct inode *dir,
+static int minix_symlink(struct mnt_idmap *idmap, struct inode *dir,
struct dentry *dentry, const char *symname)
{
int err = -ENAMETOOLONG;
diff --git a/fs/namei.c b/fs/namei.c
index f356719c2413..24ad4a8963df 100644
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -4394,8 +4394,9 @@ int vfs_symlink(struct mnt_idmap *idmap, struct inode *dir,
struct dentry *dentry, const char *oldname)
{
struct user_namespace *mnt_userns = mnt_idmap_owner(idmap);
- int error = may_create(mnt_userns, dir, dentry);
+ int error;
+ error = may_create(mnt_userns, dir, dentry);
if (error)
return error;
@@ -4406,7 +4407,7 @@ int vfs_symlink(struct mnt_idmap *idmap, struct inode *dir,
if (error)
return error;
- error = dir->i_op->symlink(mnt_userns, dir, dentry, oldname);
+ error = dir->i_op->symlink(idmap, dir, dentry, oldname);
if (!error)
fsnotify_create(dir, dentry);
return error;
diff --git a/fs/nfs/dir.c b/fs/nfs/dir.c
index a54337c181fe..5ae3ed47c388 100644
--- a/fs/nfs/dir.c
+++ b/fs/nfs/dir.c
@@ -2524,7 +2524,7 @@ EXPORT_SYMBOL_GPL(nfs_unlink);
* now have a new file handle and can instantiate an in-core NFS inode
* and move the raw page into its mapping.
*/
-int nfs_symlink(struct user_namespace *mnt_userns, struct inode *dir,
+int nfs_symlink(struct mnt_idmap *idmap, struct inode *dir,
struct dentry *dentry, const char *symname)
{
struct page *page;
diff --git a/fs/nfs/internal.h b/fs/nfs/internal.h
index 988a1553286f..33ec2c2a52de 100644
--- a/fs/nfs/internal.h
+++ b/fs/nfs/internal.h
@@ -390,7 +390,7 @@ int nfs_mkdir(struct user_namespace *, struct inode *, struct dentry *,
umode_t);
int nfs_rmdir(struct inode *, struct dentry *);
int nfs_unlink(struct inode *, struct dentry *);
-int nfs_symlink(struct user_namespace *, struct inode *, struct dentry *,
+int nfs_symlink(struct mnt_idmap *, struct inode *, struct dentry *,
const char *);
int nfs_link(struct dentry *, struct inode *, struct dentry *);
int nfs_mknod(struct user_namespace *, struct inode *, struct dentry *, umode_t,
diff --git a/fs/nilfs2/namei.c b/fs/nilfs2/namei.c
index 4be5d9d34003..d6cd71bb91e0 100644
--- a/fs/nilfs2/namei.c
+++ b/fs/nilfs2/namei.c
@@ -125,7 +125,7 @@ nilfs_mknod(struct user_namespace *mnt_userns, struct inode *dir,
return err;
}
-static int nilfs_symlink(struct user_namespace *mnt_userns, struct inode *dir,
+static int nilfs_symlink(struct mnt_idmap *idmap, struct inode *dir,
struct dentry *dentry, const char *symname)
{
struct nilfs_transaction_info ti;
diff --git a/fs/ntfs3/namei.c b/fs/ntfs3/namei.c
index 8e46372a7ab7..be6a00a07004 100644
--- a/fs/ntfs3/namei.c
+++ b/fs/ntfs3/namei.c
@@ -184,9 +184,10 @@ static int ntfs_unlink(struct inode *dir, struct dentry *dentry)
/*
* ntfs_symlink - inode_operations::symlink
*/
-static int ntfs_symlink(struct user_namespace *mnt_userns, struct inode *dir,
+static int ntfs_symlink(struct mnt_idmap *idmap, struct inode *dir,
struct dentry *dentry, const char *symname)
{
+ struct user_namespace *mnt_userns = mnt_idmap_owner(idmap);
u32 size = strlen(symname);
struct inode *inode;
diff --git a/fs/ocfs2/namei.c b/fs/ocfs2/namei.c
index c931ddb41e94..dedb37a88345 100644
--- a/fs/ocfs2/namei.c
+++ b/fs/ocfs2/namei.c
@@ -1784,7 +1784,7 @@ bail:
return status;
}
-static int ocfs2_symlink(struct user_namespace *mnt_userns,
+static int ocfs2_symlink(struct mnt_idmap *idmap,
struct inode *dir,
struct dentry *dentry,
const char *symname)
diff --git a/fs/orangefs/namei.c b/fs/orangefs/namei.c
index a47e73f564e4..59866be48329 100644
--- a/fs/orangefs/namei.c
+++ b/fs/orangefs/namei.c
@@ -216,7 +216,7 @@ static int orangefs_unlink(struct inode *dir, struct dentry *dentry)
return ret;
}
-static int orangefs_symlink(struct user_namespace *mnt_userns,
+static int orangefs_symlink(struct mnt_idmap *idmap,
struct inode *dir,
struct dentry *dentry,
const char *symname)
diff --git a/fs/overlayfs/dir.c b/fs/overlayfs/dir.c
index fc3726586722..272906ec9512 100644
--- a/fs/overlayfs/dir.c
+++ b/fs/overlayfs/dir.c
@@ -677,7 +677,7 @@ static int ovl_mknod(struct user_namespace *mnt_userns, struct inode *dir,
return ovl_create_object(dentry, mode, rdev, NULL);
}
-static int ovl_symlink(struct user_namespace *mnt_userns, struct inode *dir,
+static int ovl_symlink(struct mnt_idmap *idmap, struct inode *dir,
struct dentry *dentry, const char *link)
{
return ovl_create_object(dentry, S_IFLNK, 0, link);
diff --git a/fs/ramfs/inode.c b/fs/ramfs/inode.c
index 77fd43f847ab..f97b8856cebf 100644
--- a/fs/ramfs/inode.c
+++ b/fs/ramfs/inode.c
@@ -125,7 +125,7 @@ static int ramfs_create(struct mnt_idmap *idmap, struct inode *dir,
return ramfs_mknod(&init_user_ns, dir, dentry, mode | S_IFREG, 0);
}
-static int ramfs_symlink(struct user_namespace *mnt_userns, struct inode *dir,
+static int ramfs_symlink(struct mnt_idmap *idmap, struct inode *dir,
struct dentry *dentry, const char *symname)
{
struct inode *inode;
diff --git a/fs/reiserfs/namei.c b/fs/reiserfs/namei.c
index c1b91a965640..062e05f1b961 100644
--- a/fs/reiserfs/namei.c
+++ b/fs/reiserfs/namei.c
@@ -1099,7 +1099,7 @@ out_unlink:
return retval;
}
-static int reiserfs_symlink(struct user_namespace *mnt_userns,
+static int reiserfs_symlink(struct mnt_idmap *idmap,
struct inode *parent_dir, struct dentry *dentry,
const char *symname)
{
diff --git a/fs/sysv/namei.c b/fs/sysv/namei.c
index f862fb8584c0..c277c0a8f6b2 100644
--- a/fs/sysv/namei.c
+++ b/fs/sysv/namei.c
@@ -67,7 +67,7 @@ static int sysv_create(struct mnt_idmap *idmap, struct inode *dir,
return sysv_mknod(&init_user_ns, dir, dentry, mode, 0);
}
-static int sysv_symlink(struct user_namespace *mnt_userns, struct inode *dir,
+static int sysv_symlink(struct mnt_idmap *idmap, struct inode *dir,
struct dentry *dentry, const char *symname)
{
int err = -ENAMETOOLONG;
diff --git a/fs/ubifs/dir.c b/fs/ubifs/dir.c
index 43a1d9c0e9e0..325c5693fb5f 100644
--- a/fs/ubifs/dir.c
+++ b/fs/ubifs/dir.c
@@ -1141,7 +1141,7 @@ out_budg:
return err;
}
-static int ubifs_symlink(struct user_namespace *mnt_userns, struct inode *dir,
+static int ubifs_symlink(struct mnt_idmap *idmap, struct inode *dir,
struct dentry *dentry, const char *symname)
{
struct inode *inode;
diff --git a/fs/udf/namei.c b/fs/udf/namei.c
index 91921a3838fa..f2c3ee7ebe1b 100644
--- a/fs/udf/namei.c
+++ b/fs/udf/namei.c
@@ -881,7 +881,7 @@ out:
return retval;
}
-static int udf_symlink(struct user_namespace *mnt_userns, struct inode *dir,
+static int udf_symlink(struct mnt_idmap *idmap, struct inode *dir,
struct dentry *dentry, const char *symname)
{
struct inode *inode = udf_new_inode(dir, S_IFLNK | 0777);
diff --git a/fs/ufs/namei.c b/fs/ufs/namei.c
index 6904ce95a143..cb3d9bee6626 100644
--- a/fs/ufs/namei.c
+++ b/fs/ufs/namei.c
@@ -106,7 +106,7 @@ static int ufs_mknod(struct user_namespace *mnt_userns, struct inode *dir,
return err;
}
-static int ufs_symlink (struct user_namespace * mnt_userns, struct inode * dir,
+static int ufs_symlink (struct mnt_idmap * idmap, struct inode * dir,
struct dentry * dentry, const char * symname)
{
struct super_block * sb = dir->i_sb;
diff --git a/fs/vboxsf/dir.c b/fs/vboxsf/dir.c
index 0a9e76c87066..95d54cb5221d 100644
--- a/fs/vboxsf/dir.c
+++ b/fs/vboxsf/dir.c
@@ -430,7 +430,7 @@ err_put_old_path:
return err;
}
-static int vboxsf_dir_symlink(struct user_namespace *mnt_userns,
+static int vboxsf_dir_symlink(struct mnt_idmap *idmap,
struct inode *parent, struct dentry *dentry,
const char *symname)
{
diff --git a/fs/xfs/xfs_iops.c b/fs/xfs/xfs_iops.c
index 969074864328..4f9fcd0cf8ba 100644
--- a/fs/xfs/xfs_iops.c
+++ b/fs/xfs/xfs_iops.c
@@ -401,11 +401,12 @@ xfs_vn_unlink(
STATIC int
xfs_vn_symlink(
- struct user_namespace *mnt_userns,
+ struct mnt_idmap *idmap,
struct inode *dir,
struct dentry *dentry,
const char *symname)
{
+ struct user_namespace *mnt_userns = mnt_idmap_owner(idmap);
struct inode *inode;
struct xfs_inode *cip = NULL;
struct xfs_name name;
diff --git a/include/linux/fs.h b/include/linux/fs.h
index fddfacf2583a..4bde68e15d5c 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -2143,7 +2143,7 @@ struct inode_operations {
umode_t, bool);
int (*link) (struct dentry *,struct inode *,struct dentry *);
int (*unlink) (struct inode *,struct dentry *);
- int (*symlink) (struct user_namespace *, struct inode *,struct dentry *,
+ int (*symlink) (struct mnt_idmap *, struct inode *,struct dentry *,
const char *);
int (*mkdir) (struct user_namespace *, struct inode *,struct dentry *,
umode_t);
diff --git a/kernel/bpf/inode.c b/kernel/bpf/inode.c
index 4f841e16779e..32c8f695e0b5 100644
--- a/kernel/bpf/inode.c
+++ b/kernel/bpf/inode.c
@@ -382,7 +382,7 @@ bpf_lookup(struct inode *dir, struct dentry *dentry, unsigned flags)
return simple_lookup(dir, dentry, flags);
}
-static int bpf_symlink(struct user_namespace *mnt_userns, struct inode *dir,
+static int bpf_symlink(struct mnt_idmap *idmap, struct inode *dir,
struct dentry *dentry, const char *target)
{
char *link = kstrdup(target, GFP_USER | __GFP_NOWARN);
diff --git a/mm/shmem.c b/mm/shmem.c
index 8c2969494bc5..38b973f116d8 100644
--- a/mm/shmem.c
+++ b/mm/shmem.c
@@ -3124,7 +3124,7 @@ static int shmem_rename2(struct user_namespace *mnt_userns,
return 0;
}
-static int shmem_symlink(struct user_namespace *mnt_userns, struct inode *dir,
+static int shmem_symlink(struct mnt_idmap *idmap, struct inode *dir,
struct dentry *dentry, const char *symname)
{
int error;