linux-kernel - [tip:x86/asm] x86/fpu/regset: Replace static_cpu_has() usage with boot_cpu

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Message-ID: <tip-78df526c74a4db696e1e058b9869471937d0773b@git.kernel.org>
Date:	Wed, 13 Apr 2016 04:41:00 -0700
From:	tip-bot for Borislav Petkov <tipbot@...or.com>
To:	linux-tip-commits@...r.kernel.org
Cc:	hpa@...or.com, mingo@...nel.org, torvalds@...ux-foundation.org,
	bp@...e.de, luto@...capital.net, brgerst@...il.com, bp@...en8.de,
	linux-kernel@...r.kernel.org, dvlasenk@...hat.com,
	peterz@...radead.org, tglx@...utronix.de
Subject: [tip:x86/asm] x86/fpu/regset: Replace static_cpu_has() usage with
 boot_cpu_has()

Commit-ID:  78df526c74a4db696e1e058b9869471937d0773b
Gitweb:     http://git.kernel.org/tip/78df526c74a4db696e1e058b9869471937d0773b
Author:     Borislav Petkov <bp@...e.de>
AuthorDate: Tue, 5 Apr 2016 08:29:50 +0200
Committer:  Ingo Molnar <mingo@...nel.org>
CommitDate: Wed, 13 Apr 2016 11:37:42 +0200

x86/fpu/regset: Replace static_cpu_has() usage with boot_cpu_has()

fpregs_{g,s}et() are not sizzling-hot paths to justify the need for
static_cpu_has(). Use the normal boot_cpu_has() helper.

Signed-off-by: Borislav Petkov <bp@...e.de>
Cc: Andy Lutomirski <luto@...capital.net>
Cc: Borislav Petkov <bp@...en8.de>
Cc: Brian Gerst <brgerst@...il.com>
Cc: Denys Vlasenko <dvlasenk@...hat.com>
Cc: H. Peter Anvin <hpa@...or.com>
Cc: Linus Torvalds <torvalds@...ux-foundation.org>
Cc: Peter Zijlstra <peterz@...radead.org>
Cc: Thomas Gleixner <tglx@...utronix.de>
Link: http://lkml.kernel.org/r/1459837795-2588-2-git-send-email-bp@alien8.de
Signed-off-by: Ingo Molnar <mingo@...nel.org>
---
 arch/x86/kernel/fpu/regset.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/x86/kernel/fpu/regset.c b/arch/x86/kernel/fpu/regset.c
index bc5e76c..81422df 100644
--- a/arch/x86/kernel/fpu/regset.c
+++ b/arch/x86/kernel/fpu/regset.c
@@ -278,7 +278,7 @@ int fpregs_get(struct task_struct *target, const struct user_regset *regset,
 
 	fpu__activate_fpstate_read(fpu);
 
-	if (!static_cpu_has(X86_FEATURE_FPU))
+	if (!boot_cpu_has(X86_FEATURE_FPU))
 		return fpregs_soft_get(target, regset, pos, count, kbuf, ubuf);
 
 	if (!boot_cpu_has(X86_FEATURE_FXSR))
@@ -309,7 +309,7 @@ int fpregs_set(struct task_struct *target, const struct user_regset *regset,
 	fpu__activate_fpstate_write(fpu);
 	fpstate_sanitize_xstate(fpu);
 
-	if (!static_cpu_has(X86_FEATURE_FPU))
+	if (!boot_cpu_has(X86_FEATURE_FPU))
 		return fpregs_soft_set(target, regset, pos, count, kbuf, ubuf);
 
 	if (!boot_cpu_has(X86_FEATURE_FXSR))