x86/fpu: Remove __fpregs_(de)activate()

Now that fpregs_activate() and fpregs_deactivate() do nothing except
call the double underscored versions of themselves, we can get
rid of the double underscore version.

Signed-off-by: Rik van Riel <riel@redhat.com>
Reviewed-by: Andy Lutomirski <luto@kernel.org>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Brian Gerst <brgerst@gmail.com>
Cc: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Denys Vlasenko <dvlasenk@redhat.com>
Cc: Fenghua Yu <fenghua.yu@intel.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Josh Poimboeuf <jpoimboe@redhat.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Oleg Nesterov <oleg@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Quentin Casasnovas <quentin.casasnovas@oracle.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: pbonzini@redhat.com
Link: http://lkml.kernel.org/r/1475627678-20788-9-git-send-email-riel@redhat.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>

1 files changed, 7 insertions, 18 deletions

diff --git a/arch/x86/include/asm/fpu/internal.h b/arch/x86/include/asm/fpu/internal.h
index d2cfe16dd9fa..d0324bcdd3d6 100644
--- a/arch/x86/include/asm/fpu/internal.h
+++ b/arch/x86/include/asm/fpu/internal.h
@@ -509,8 +509,11 @@ static inline int fpregs_state_valid(struct fpu *fpu, unsigned int cpu)
         return fpu == this_cpu_read_stable(fpu_fpregs_owner_ctx) && cpu == fpu->last_cpu;
 }
 
-
-static inline void __fpregs_deactivate(struct fpu *fpu)
+/*
+ * These generally need preemption protection to work,
+ * do try to avoid using these on their own:
+ */
+static inline void fpregs_deactivate(struct fpu *fpu)
 {
         WARN_ON_FPU(!fpu->fpregs_active);
 
@@ -519,7 +522,7 @@ static inline void __fpregs_deactivate(struct fpu *fpu)
         trace_x86_fpu_regs_deactivated(fpu);
 }
 
-static inline void __fpregs_activate(struct fpu *fpu)
+static inline void fpregs_activate(struct fpu *fpu)
 {
         WARN_ON_FPU(fpu->fpregs_active);
 
@@ -544,20 +547,6 @@ static inline int fpregs_active(void)
 }
 
 /*
- * These generally need preemption protection to work,
- * do try to avoid using these on their own.
- */
-static inline void fpregs_activate(struct fpu *fpu)
-{
-        __fpregs_activate(fpu);
-}
-
-static inline void fpregs_deactivate(struct fpu *fpu)
-{
-        __fpregs_deactivate(fpu);
-}
-
-/*
  * FPU state switching for scheduling.
  *
  * This is a two-stage process:
@@ -595,7 +584,7 @@ switch_fpu_prepare(struct fpu *old_fpu, struct fpu *new_fpu, int cpu)
 
                 /* Don't change CR0.TS if we just switch! */
                 if (fpu.preload) {
-                        __fpregs_activate(new_fpu);
+                        fpregs_activate(new_fpu);
                         trace_x86_fpu_regs_activated(new_fpu);
                         prefetch(&new_fpu->state);
                 }