From: Ingo Molnar <mingo@kernel.org>
Date: Wed, 22 Apr 2015 13:58:37 +0000 (+0200)
Subject: x86/fpu: Uninline fpstate_free() and move it next to the allocation function
X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=5a12bf6332da40310eff5575ca1ba20339d74e48;p=deliverable%2Flinux.git

x86/fpu: Uninline fpstate_free() and move it next to the allocation function

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>
---

diff --git a/arch/x86/include/asm/fpu-internal.h b/arch/x86/include/asm/fpu-internal.h
index 6c1ceb7c3f9a..16a1c66cf4ee 100644
--- a/arch/x86/include/asm/fpu-internal.h
+++ b/arch/x86/include/asm/fpu-internal.h
@@ -567,16 +567,9 @@ static inline unsigned short get_fpu_mxcsr(struct task_struct *tsk)
 extern void fpstate_cache_init(void);
 
 extern int fpstate_alloc(struct fpu *fpu);
+extern void fpstate_free(struct fpu *fpu);
 extern int fpu__copy(struct task_struct *dst, struct task_struct *src);
 
-static inline void fpstate_free(struct fpu *fpu)
-{
-	if (fpu->state) {
-		kmem_cache_free(task_xstate_cachep, fpu->state);
-		fpu->state = NULL;
-	}
-}
-
 static inline void fpu_copy(struct task_struct *dst, struct task_struct *src)
 {
 	if (use_eager_fpu()) {
diff --git a/arch/x86/kernel/fpu/core.c b/arch/x86/kernel/fpu/core.c
index 05df212449ed..b00d1b3c5811 100644
--- a/arch/x86/kernel/fpu/core.c
+++ b/arch/x86/kernel/fpu/core.c
@@ -178,6 +178,15 @@ int fpstate_alloc(struct fpu *fpu)
 }
 EXPORT_SYMBOL_GPL(fpstate_alloc);
 
+void fpstate_free(struct fpu *fpu)
+{
+	if (fpu->state) {
+		kmem_cache_free(task_xstate_cachep, fpu->state);
+		fpu->state = NULL;
+	}
+}
+EXPORT_SYMBOL_GPL(fpstate_free);
+
 int fpu__copy(struct task_struct *dst, struct task_struct *src)
 {
 	dst->thread.fpu.counter = 0;