From fea435a2027a88407181c387f62daabf30bb5ea7 Mon Sep 17 00:00:00 2001
From: Ingo Molnar <mingo@kernel.org>
Date: Mon, 27 Apr 2015 09:38:21 +0200
Subject: [PATCH] x86/fpu: Simplify fpu__save()
Factor out a common call.
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/kernel/fpu/core.c | 7 ++-----
1 file changed, 2 insertions(+), 5 deletions(-)
diff --git a/arch/x86/kernel/fpu/core.c b/arch/x86/kernel/fpu/core.c
index 00408149de40c..a0b2221b686d2 100644
--- a/arch/x86/kernel/fpu/core.c
+++ b/arch/x86/kernel/fpu/core.c
@@ -180,12 +180,9 @@ void fpu__save(struct fpu *fpu)
preempt_disable();
if (fpu->fpregs_active) {
- if (use_eager_fpu()) {
- copy_fpregs_to_fpstate(fpu);
- } else {
- copy_fpregs_to_fpstate(fpu);
+ copy_fpregs_to_fpstate(fpu);
+ if (!use_eager_fpu())
fpregs_deactivate(fpu);
- }
}
preempt_enable();
}
--
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