int btrfs_setxattr(struct dentry *dentry, const char *name, const void *value, size_t size, int flags) { struct btrfs_root *root = BTRFS_I(dentry->d_inode)->root; /* * The permission on security.* and system.* is not checked * in permission(). */ if (btrfs_root_readonly(root)) return -EROFS; /* * If this is a request for a synthetic attribute in the system.* * namespace use the generic infrastructure to resolve a handler * for it via sb->s_xattr. */ if (!strncmp(name, XATTR_SYSTEM_PREFIX, XATTR_SYSTEM_PREFIX_LEN)) return generic_setxattr(dentry, name, value, size, flags); if (!btrfs_is_valid_xattr(name)) return -EOPNOTSUPP; if (size == 0) value = ""; /* empty EA, do not remove */ return __btrfs_setxattr(NULL, dentry->d_inode, name, value, size, flags); }
int btrfs_setxattr(struct dentry *dentry, const char *name, const void *value, size_t size, int flags) { struct btrfs_root *root = BTRFS_I(dentry->d_inode)->root; /* */ if (btrfs_root_readonly(root)) return -EROFS; /* */ if (!strncmp(name, XATTR_SYSTEM_PREFIX, XATTR_SYSTEM_PREFIX_LEN)) return generic_setxattr(dentry, name, value, size, flags); if (!btrfs_is_valid_xattr(name)) return -EOPNOTSUPP; if (size == 0) value = ""; /* */ return __btrfs_setxattr(NULL, dentry->d_inode, name, value, size, flags); }
int btrfs_setxattr(struct dentry *dentry, const char *name, const void *value, size_t size, int flags) { struct btrfs_root *root = BTRFS_I(d_inode(dentry))->root; if (btrfs_root_readonly(root)) return -EROFS; return generic_setxattr(dentry, name, value, size, flags); }
int btrfs_setxattr(struct dentry *dentry, const char *name, const void *value, size_t size, int flags) { /* * If this is a request for a synthetic attribute in the system.* * namespace use the generic infrastructure to resolve a handler * for it via sb->s_xattr. */ if (!strncmp(name, XATTR_SYSTEM_PREFIX, XATTR_SYSTEM_PREFIX_LEN)) return generic_setxattr(dentry, name, value, size, flags); if (!btrfs_is_valid_xattr(name)) return -EOPNOTSUPP; if (size == 0) value = ""; /* empty EA, do not remove */ return __btrfs_setxattr(dentry->d_inode, name, value, size, flags); }