x86/fpu: Rename copy_fpstate_to_fpregs() to copy_kernel_to_fpregs()

Bring the __copy_fpstate_to_fpregs() and copy_fpstate_to_fpregs() functions
in line with the naming of other kernel-to-FPU-registers copying functions.

Cc: Andy Lutomirski <luto@amacapital.net>
Cc: Bobby Powers <bobbypowers@gmail.com>
Cc: Borislav Petkov <bp@alien8.de>
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: 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 eb8fa0f..6193b7a 100644 (file)
--- a/arch/x86/include/asm/fpu/internal.h
+++ b/arch/x86/include/asm/fpu/internal.h
@@ -450,7 +450,7 @@ static inline int copy_fpregs_to_fpstate(struct fpu *fpu)
        return 0;
 }
 
-static inline int __copy_fpstate_to_fpregs(struct fpu *fpu)
+static inline int __copy_kernel_to_fpregs(struct fpu *fpu)
 {
        if (use_xsave()) {
                copy_kernel_to_xregs(&fpu->state.xsave, -1);
@@ -463,7 +463,7 @@ static inline int __copy_fpstate_to_fpregs(struct fpu *fpu)
        }
 }
 
-static inline int copy_fpstate_to_fpregs(struct fpu *fpu)
+static inline int copy_kernel_to_fpregs(struct fpu *fpu)
 {
        /*
         * AMD K7/K8 CPUs don't save/restore FDP/FIP/FOP unless an exception is
@@ -478,7 +478,7 @@ static inline int copy_fpstate_to_fpregs(struct fpu *fpu)
                        : : [addr] "m" (fpu->fpregs_active));
        }
 
-       return __copy_fpstate_to_fpregs(fpu);
+       return __copy_kernel_to_fpregs(fpu);
 }
 
 extern int copy_fpstate_to_sigframe(void __user *buf, void __user *fp, int size);
@@ -647,7 +647,7 @@ switch_fpu_prepare(struct fpu *old_fpu, struct fpu *new_fpu, int cpu)
 static inline void switch_fpu_finish(struct fpu *new_fpu, fpu_switch_t fpu_switch)
 {
        if (fpu_switch.preload) {
-               if (unlikely(copy_fpstate_to_fpregs(new_fpu))) {
+               if (unlikely(copy_kernel_to_fpregs(new_fpu))) {
                        WARN_ON_FPU(1);
                        fpu__clear(new_fpu);
                }

diff --git a/arch/x86/kernel/fpu/core.c b/arch/x86/kernel/fpu/core.c
index 874ef17..e0e0ee5 100644 (file)
--- a/arch/x86/kernel/fpu/core.c
+++ b/arch/x86/kernel/fpu/core.c
@@ -127,7 +127,7 @@ void __kernel_fpu_end(void)
        struct fpu *fpu = &current->thread.fpu;
 
        if (fpu->fpregs_active) {
-               if (WARN_ON_FPU(copy_fpstate_to_fpregs(fpu)))
+               if (WARN_ON_FPU(copy_kernel_to_fpregs(fpu)))
                        fpu__clear(fpu);
        } else {
                __fpregs_deactivate_hw();
@@ -370,7 +370,7 @@ void fpu__restore(struct fpu *fpu)
        /* Avoid __kernel_fpu_begin() right after fpregs_activate() */
        kernel_fpu_disable();
        fpregs_activate(fpu);
-       if (unlikely(copy_fpstate_to_fpregs(fpu))) {
+       if (unlikely(copy_kernel_to_fpregs(fpu))) {
                /* Copying the kernel state to FPU registers should never fail: */
                WARN_ON_FPU(1);
                fpu__clear(fpu);

diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 989cfc0..66871f4 100644 (file)
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -7030,7 +7030,7 @@ void kvm_load_guest_fpu(struct kvm_vcpu *vcpu)
        kvm_put_guest_xcr0(vcpu);
        vcpu->guest_fpu_loaded = 1;
        __kernel_fpu_begin();
-       __copy_fpstate_to_fpregs(&vcpu->arch.guest_fpu);
+       __copy_kernel_to_fpregs(&vcpu->arch.guest_fpu);
        trace_kvm_fpu(1);
 }