From 4c1384100ebf51651d02430a7f70661ef1ef06ac Mon Sep 17 00:00:00 2001
From: Ingo Molnar
Date: Thu, 23 Apr 2015 12:46:20 +0200
Subject: x86/fpu: Open code PF_USED_MATH usages

PF_USED_MATH is used directly, but also in a handful of helper inlines.

To ease the elimination of PF_USED_MATH, convert all inline helpers
to open-coded PF_USED_MATH usage.

Reviewed-by: Borislav Petkov <bp@alien8.de>
Cc: Andy Lutomirski <luto@amacapital.net>
Cc: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Fenghua Yu <fenghua.yu@intel.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Oleg Nesterov <oleg@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
---
 arch/x86/kvm/x86.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'arch/x86/kvm')

diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index be276e0fe0ff..0635a1fd43ba 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -6600,7 +6600,7 @@ int kvm_arch_vcpu_ioctl_run(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run)
 	int r;
 	sigset_t sigsaved;
 
-	if (!tsk_used_math(current) && fpstate_alloc_init(current))
+	if (!(current->flags & PF_USED_MATH) && fpstate_alloc_init(current))
 		return -ENOMEM;
 
 	if (vcpu->sigset_active)
-- 
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