diff options
Diffstat (limited to 'fs/overlayfs')
-rw-r--r-- | fs/overlayfs/dir.c | 21 | ||||
-rw-r--r-- | fs/overlayfs/inode.c | 10 | ||||
-rw-r--r-- | fs/overlayfs/overlayfs.h | 10 | ||||
-rw-r--r-- | fs/overlayfs/super.c | 2 |
4 files changed, 24 insertions, 19 deletions
diff --git a/fs/overlayfs/dir.c b/fs/overlayfs/dir.c index 6904cc2ed7bb..8b3be7342a8c 100644 --- a/fs/overlayfs/dir.c +++ b/fs/overlayfs/dir.c @@ -650,19 +650,20 @@ out: return err; } -static int ovl_create(struct inode *dir, struct dentry *dentry, umode_t mode, - bool excl) +static int ovl_create(struct user_namespace *mnt_userns, struct inode *dir, + struct dentry *dentry, umode_t mode, bool excl) { return ovl_create_object(dentry, (mode & 07777) | S_IFREG, 0, NULL); } -static int ovl_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode) +static int ovl_mkdir(struct user_namespace *mnt_userns, struct inode *dir, + struct dentry *dentry, umode_t mode) { return ovl_create_object(dentry, (mode & 07777) | S_IFDIR, 0, NULL); } -static int ovl_mknod(struct inode *dir, struct dentry *dentry, umode_t mode, - dev_t rdev) +static int ovl_mknod(struct user_namespace *mnt_userns, struct inode *dir, + struct dentry *dentry, umode_t mode, dev_t rdev) { /* Don't allow creation of "whiteout" on overlay */ if (S_ISCHR(mode) && rdev == WHITEOUT_DEV) @@ -671,8 +672,8 @@ static int ovl_mknod(struct inode *dir, struct dentry *dentry, umode_t mode, return ovl_create_object(dentry, mode, rdev, NULL); } -static int ovl_symlink(struct inode *dir, struct dentry *dentry, - const char *link) +static int ovl_symlink(struct user_namespace *mnt_userns, struct inode *dir, + struct dentry *dentry, const char *link) { return ovl_create_object(dentry, S_IFLNK, 0, link); } @@ -1069,9 +1070,9 @@ static int ovl_set_redirect(struct dentry *dentry, bool samedir) return err; } -static int ovl_rename(struct inode *olddir, struct dentry *old, - struct inode *newdir, struct dentry *new, - unsigned int flags) +static int ovl_rename(struct user_namespace *mnt_userns, struct inode *olddir, + struct dentry *old, struct inode *newdir, + struct dentry *new, unsigned int flags) { int err; struct dentry *old_upperdir; diff --git a/fs/overlayfs/inode.c b/fs/overlayfs/inode.c index 023fde466e3a..e78d45dfeaee 100644 --- a/fs/overlayfs/inode.c +++ b/fs/overlayfs/inode.c @@ -14,7 +14,8 @@ #include "overlayfs.h" -int ovl_setattr(struct dentry *dentry, struct iattr *attr) +int ovl_setattr(struct user_namespace *mnt_userns, struct dentry *dentry, + struct iattr *attr) { int err; bool full_copy_up = false; @@ -154,8 +155,8 @@ static int ovl_map_dev_ino(struct dentry *dentry, struct kstat *stat, int fsid) return 0; } -int ovl_getattr(const struct path *path, struct kstat *stat, - u32 request_mask, unsigned int flags) +int ovl_getattr(struct user_namespace *mnt_userns, const struct path *path, + struct kstat *stat, u32 request_mask, unsigned int flags) { struct dentry *dentry = path->dentry; enum ovl_path_type type; @@ -277,7 +278,8 @@ out: return err; } -int ovl_permission(struct inode *inode, int mask) +int ovl_permission(struct user_namespace *mnt_userns, + struct inode *inode, int mask) { struct inode *upperinode = ovl_inode_upper(inode); struct inode *realinode = upperinode ?: ovl_inode_lower(inode); diff --git a/fs/overlayfs/overlayfs.h b/fs/overlayfs/overlayfs.h index 5e9eb46e741a..78b9d93a33c9 100644 --- a/fs/overlayfs/overlayfs.h +++ b/fs/overlayfs/overlayfs.h @@ -444,10 +444,12 @@ int ovl_set_nlink_lower(struct dentry *dentry); unsigned int ovl_get_nlink(struct ovl_fs *ofs, struct dentry *lowerdentry, struct dentry *upperdentry, unsigned int fallback); -int ovl_setattr(struct dentry *dentry, struct iattr *attr); -int ovl_getattr(const struct path *path, struct kstat *stat, - u32 request_mask, unsigned int flags); -int ovl_permission(struct inode *inode, int mask); +int ovl_setattr(struct user_namespace *mnt_userns, struct dentry *dentry, + struct iattr *attr); +int ovl_getattr(struct user_namespace *mnt_userns, const struct path *path, + struct kstat *stat, u32 request_mask, unsigned int flags); +int ovl_permission(struct user_namespace *mnt_userns, struct inode *inode, + int mask); int ovl_xattr_set(struct dentry *dentry, struct inode *inode, const char *name, const void *value, size_t size, int flags); int ovl_xattr_get(struct dentry *dentry, struct inode *inode, const char *name, diff --git a/fs/overlayfs/super.c b/fs/overlayfs/super.c index 8168ab2dda11..c04612b19054 100644 --- a/fs/overlayfs/super.c +++ b/fs/overlayfs/super.c @@ -1023,7 +1023,7 @@ ovl_posix_acl_xattr_set(const struct xattr_handler *handler, !capable_wrt_inode_uidgid(&init_user_ns, inode, CAP_FSETID)) { struct iattr iattr = { .ia_valid = ATTR_KILL_SGID }; - err = ovl_setattr(dentry, &iattr); + err = ovl_setattr(&init_user_ns, dentry, &iattr); if (err) return err; } |