linux-kernel - [PATCH 3/5] compiler-gcc: remove attribute support check for `__no_sanitize_thread_

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Message-Id: <20221021115956.9947-3-ojeda@kernel.org>
Date:   Fri, 21 Oct 2022 13:59:54 +0200
From:   Miguel Ojeda <ojeda@...nel.org>
To:     Andrey Konovalov <andreyknvl@...il.com>,
        Marco Elver <elver@...gle.com>,
        Kees Cook <keescook@...omium.org>,
        Arnd Bergmann <arnd@...db.de>
Cc:     Andrew Morton <akpm@...ux-foundation.org>,
        Kumar Kartikeya Dwivedi <memxor@...il.com>,
        Nick Desaulniers <ndesaulniers@...gle.com>,
        Nathan Chancellor <nathan@...nel.org>,
        Uros Bizjak <ubizjak@...il.com>,
        Dan Li <ashimida@...ux.alibaba.com>,
        Alexander Potapenko <glider@...gle.com>,
        Miguel Ojeda <ojeda@...nel.org>, linux-kernel@...r.kernel.org
Subject: [PATCH 3/5] compiler-gcc: remove attribute support check for `__no_sanitize_thread__`

The attribute was added in GCC 5.1, which matches the minimum GCC version
supported by the kernel.

Therefore, remove the check.

Link: https://godbolt.org/z/vbxKejxbx
Signed-off-by: Miguel Ojeda <ojeda@...nel.org>
---
 include/linux/compiler-gcc.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/linux/compiler-gcc.h b/include/linux/compiler-gcc.h
index bfce7f4d0978..ba207deb77ca 100644
--- a/include/linux/compiler-gcc.h
+++ b/include/linux/compiler-gcc.h
@@ -84,7 +84,7 @@
 
 #define __no_sanitize_address __attribute__((__no_sanitize_address__))
 
-#if defined(__SANITIZE_THREAD__) && __has_attribute(__no_sanitize_thread__)
+#if defined(__SANITIZE_THREAD__)
 #define __no_sanitize_thread __attribute__((__no_sanitize_thread__))
 #else
 #define __no_sanitize_thread
-- 
2.38.1