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Message-ID: <tip-26b31f46f036ad89de20cbbb732b76289411eddb@git.kernel.org> Date: Fri, 19 Apr 2019 08:52:47 -0700 From: tip-bot for Andi Kleen <tipbot@...or.com> To: linux-tip-commits@...r.kernel.org Cc: tglx@...utronix.de, ak@...ux.intel.com, mingo@...nel.org, hpa@...or.com, linux-kernel@...r.kernel.org Subject: [tip:x86/asm] x86/cpu/amd: Exclude 32bit only assembler from 64bit build Commit-ID: 26b31f46f036ad89de20cbbb732b76289411eddb Gitweb: https://git.kernel.org/tip/26b31f46f036ad89de20cbbb732b76289411eddb Author: Andi Kleen <ak@...ux.intel.com> AuthorDate: Fri, 29 Mar 2019 17:47:36 -0700 Committer: Thomas Gleixner <tglx@...utronix.de> CommitDate: Fri, 19 Apr 2019 17:47:35 +0200 x86/cpu/amd: Exclude 32bit only assembler from 64bit build The "vide" inline assembler is only needed on 32bit kernels for old 32bit only CPUs. Guard it with an #ifdef so it's not included in 64bit builds. Signed-off-by: Andi Kleen <ak@...ux.intel.com> Signed-off-by: Thomas Gleixner <tglx@...utronix.de> Link: https://lkml.kernel.org/r/20190330004743.29541-2-andi@firstfloor.org --- arch/x86/kernel/cpu/amd.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/x86/kernel/cpu/amd.c b/arch/x86/kernel/cpu/amd.c index 1bcb489e07e7..fb6a64bd765f 100644 --- a/arch/x86/kernel/cpu/amd.c +++ b/arch/x86/kernel/cpu/amd.c @@ -82,12 +82,14 @@ static inline int wrmsrl_amd_safe(unsigned msr, unsigned long long val) * performance at the same time.. */ +#ifdef CONFIG_X86_32 extern __visible void vide(void); __asm__(".text\n" ".globl vide\n" ".type vide, @function\n" ".align 4\n" "vide: ret\n"); +#endif static void init_amd_k5(struct cpuinfo_x86 *c) {
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