linux-kernel - [PATCH 7/8] x86/fpu: Remove stts()

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Date:   Mon, 31 Oct 2016 15:18:48 -0700
From:   Andy Lutomirski <luto@...nel.org>
To:     x86@...nel.org
Cc:     Borislav Petkov <bp@...en8.de>, linux-kernel@...r.kernel.org,
        Rusty Russell <rusty@...tcorp.com.au>,
        Paolo Bonzini <pbonzini@...hat.com>,
        Rik van Riel <riel@...hat.com>,
        kvm list <kvm@...r.kernel.org>,
        Andy Lutomirski <luto@...nel.org>
Subject: [PATCH 7/8] x86/fpu: Remove stts()

It has no callers any more, and it was always a bit confusing, as
there is no STTS instruction.

Signed-off-by: Andy Lutomirski <luto@...nel.org>
---
 arch/x86/include/asm/special_insns.h | 2 --
 1 file changed, 2 deletions(-)

diff --git a/arch/x86/include/asm/special_insns.h b/arch/x86/include/asm/special_insns.h
index 19a2224f9e16..29b417bd8a68 100644
--- a/arch/x86/include/asm/special_insns.h
+++ b/arch/x86/include/asm/special_insns.h
@@ -216,8 +216,6 @@ static inline void clts(void)
 
 #endif/* CONFIG_PARAVIRT */
 
-#define stts() write_cr0(read_cr0() | X86_CR0_TS)
-
 static inline void clflush(volatile void *__p)
 {
 	asm volatile("clflush %0" : "+m" (*(volatile char __force *)__p));
-- 
2.7.4