linux-kernel - [PATCH v2 14/20] linux/compiler_types.h, linux/same_type.h: Split __same

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Date:   Sat, 20 Nov 2021 14:00:58 +0100
From:   Alejandro Colomar <alx.manpages@...il.com>
To:     LKML <linux-kernel@...r.kernel.org>
Cc:     Alejandro Colomar <alx.manpages@...il.com>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Arnd Bergmann <arnd@...db.de>,
        Alexey Dobriyan <adobriyan@...il.com>,
        Jani Nikula <jani.nikula@...ux.intel.com>,
        Rasmus Villemoes <linux@...musvillemoes.dk>,
        Kees Cook <keescook@...omium.org>,
        Joe Perches <joe@...ches.com>
Subject: [PATCH v2 14/20] linux/compiler_types.h, linux/same_type.h: Split __same_type() to a separate header

Include <linux/same_type.h> from <linux/compiler_types.h> for compatibility.

Signed-off-by: Alejandro Colomar <alx.manpages@...il.com>
---
 include/linux/compiler_types.h |  7 ++++---
 include/linux/same_type.h      | 10 ++++++++++
 2 files changed, 14 insertions(+), 3 deletions(-)
 create mode 100644 include/linux/same_type.h

diff --git a/include/linux/compiler_types.h b/include/linux/compiler_types.h
index 1d32f4c03c9e..5a1626e2d331 100644
--- a/include/linux/compiler_types.h
+++ b/include/linux/compiler_types.h
@@ -2,6 +2,10 @@
 #ifndef __LINUX_COMPILER_TYPES_H
 #define __LINUX_COMPILER_TYPES_H
 
+
+#include <linux/same_type.h>
+
+
 #ifndef __ASSEMBLY__
 
 #ifdef __CHECKER__
@@ -272,9 +276,6 @@ struct ftrace_likely_data {
 #define asm_inline asm
 #endif
 
-/* Are two types/vars the same type (ignoring qualifiers)? */
-#define __same_type(a, b) __builtin_types_compatible_p(typeof(a), typeof(b))
-
 /*
  * __unqual_scalar_typeof(x) - Declare an unqualified scalar type, leaving
  *			       non-scalar types unchanged.
diff --git a/include/linux/same_type.h b/include/linux/same_type.h
new file mode 100644
index 000000000000..2e45edda6d31
--- /dev/null
+++ b/include/linux/same_type.h
@@ -0,0 +1,10 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __LINUX_SAME_TYPE_H
+#define __LINUX_SAME_TYPE_H
+
+
+/* Are two types/vars the same type (ignoring qualifiers)? */
+#define __same_type(a, b)  __builtin_types_compatible_p(typeof(a), typeof(b))
+
+
+#endif /* __LINUX_SAME_TYPE_H */
-- 
2.33.1