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Diffstat (limited to 'include/linux/posix_acl_xattr.h')
-rw-r--r--include/linux/posix_acl_xattr.h18
1 files changed, 16 insertions, 2 deletions
diff --git a/include/linux/posix_acl_xattr.h b/include/linux/posix_acl_xattr.h
index 6e53c34035cd..ad93ad0f1db0 100644
--- a/include/linux/posix_acl_xattr.h
+++ b/include/linux/posix_acl_xattr.h
@@ -52,7 +52,21 @@ posix_acl_xattr_count(size_t size)
return size / sizeof(posix_acl_xattr_entry);
}
-struct posix_acl *posix_acl_from_xattr(const void *value, size_t size);
-int posix_acl_to_xattr(const struct posix_acl *acl, void *buffer, size_t size);
+#ifdef CONFIG_FS_POSIX_ACL
+void posix_acl_fix_xattr_from_user(void *value, size_t size);
+void posix_acl_fix_xattr_to_user(void *value, size_t size);
+#else
+static inline void posix_acl_fix_xattr_from_user(void *value, size_t size)
+{
+}
+static inline void posix_acl_fix_xattr_to_user(void *value, size_t size)
+{
+}
+#endif
+
+struct posix_acl *posix_acl_from_xattr(struct user_namespace *user_ns,
+ const void *value, size_t size);
+int posix_acl_to_xattr(struct user_namespace *user_ns,
+ const struct posix_acl *acl, void *buffer, size_t size);
#endif /* _POSIX_ACL_XATTR_H */
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