linux-kernel - [PATCH 10/10] vmlinux.lds.h: remove old check for GCC 4.9

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Date:   Fri, 10 Sep 2021 16:40:47 -0700
From:   Nick Desaulniers <ndesaulniers@...gle.com>
To:     Andrew Morton <akpm@...ux-foundation.org>
Cc:     Linus Torvalds <torvalds@...ux-foundation.org>,
        Rasmus Villemoes <linux@...musvillemoes.dk>,
        Nathan Chancellor <nathan@...nel.org>,
        Masahiro Yamada <masahiroy@...nel.org>,
        Joe Perches <joe@...ches.com>, Arnd Bergmann <arnd@...nel.org>,
        Stephen Rothwell <sfr@...b.auug.org.au>, llvm@...ts.linux.dev,
        linux-kernel@...r.kernel.org,
        Nick Desaulniers <ndesaulniers@...gle.com>,
        Peter Zijlstra <peterz@...radead.org>
Subject: [PATCH 10/10] vmlinux.lds.h: remove old check for GCC 4.9

Now that GCC 5.1 is the minimally supported version of GCC, we can
effectively revert

commit 85c2ce9104eb ("sched, vmlinux.lds: Increase STRUCT_ALIGNMENT to
64 bytes for GCC-4.9")

Cc: Peter Zijlstra <peterz@...radead.org>
Signed-off-by: Nick Desaulniers <ndesaulniers@...gle.com>
---
 include/asm-generic/vmlinux.lds.h | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/include/asm-generic/vmlinux.lds.h b/include/asm-generic/vmlinux.lds.h
index aa50bf2959fe..f2984af2b85b 100644
--- a/include/asm-generic/vmlinux.lds.h
+++ b/include/asm-generic/vmlinux.lds.h
@@ -116,11 +116,7 @@
  * GCC 4.5 and later have a 32 bytes section alignment for structures.
  * Except GCC 4.9, that feels the need to align on 64 bytes.
  */
-#if __GNUC__ == 4 && __GNUC_MINOR__ == 9
-#define STRUCT_ALIGNMENT 64
-#else
 #define STRUCT_ALIGNMENT 32
-#endif
 #define STRUCT_ALIGN() . = ALIGN(STRUCT_ALIGNMENT)
 
 /*
-- 
2.33.0.309.g3052b89438-goog