diff options
| author | Ingo Molnar <mingo@kernel.org> | 2015-04-28 12:28:08 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2015-05-19 15:48:02 +0200 |
| commit | 3c6dffa93be9f82f2566dcc948285d6f79fb9ce2 (patch) | |
| tree | 755c2481ad98ab4deb3e97283f22e62fb049f4dc /arch/x86 | |
| parent | x86/fpu: Clarify ancient comments in fpu__restore() (diff) | |
| download | linux-3c6dffa93be9f82f2566dcc948285d6f79fb9ce2.tar.xz linux-3c6dffa93be9f82f2566dcc948285d6f79fb9ce2.zip | |
x86/fpu: Rename user_has_fpu() to fpregs_active()
Rename this function in line with the new FPU nomenclature.
Cc: Andy Lutomirski <luto@amacapital.net>
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: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/x86')
| -rw-r--r-- | arch/x86/include/asm/fpu/internal.h | 4 | ||||
| -rw-r--r-- | arch/x86/kernel/fpu/xstate.c | 2 | ||||
| -rw-r--r-- | arch/x86/kvm/vmx.c | 2 |
3 files changed, 4 insertions, 4 deletions
diff --git a/arch/x86/include/asm/fpu/internal.h b/arch/x86/include/asm/fpu/internal.h index 58c274dfcb62..0f17cd4e4e58 100644 --- a/arch/x86/include/asm/fpu/internal.h +++ b/arch/x86/include/asm/fpu/internal.h @@ -358,7 +358,7 @@ static inline void __fpregs_activate(struct fpu *fpu) * to save the FP state - we'll just take a #NM * fault and get the FPU access back. */ -static inline int user_has_fpu(void) +static inline int fpregs_active(void) { return current->thread.fpu.fpregs_active; } @@ -557,7 +557,7 @@ static inline void user_fpu_begin(void) struct fpu *fpu = ¤t->thread.fpu; preempt_disable(); - if (!user_has_fpu()) + if (!fpregs_active()) fpregs_activate(fpu); preempt_enable(); } diff --git a/arch/x86/kernel/fpu/xstate.c b/arch/x86/kernel/fpu/xstate.c index 28638820ed0e..b8e5fee2aef3 100644 --- a/arch/x86/kernel/fpu/xstate.c +++ b/arch/x86/kernel/fpu/xstate.c @@ -310,7 +310,7 @@ int copy_fpstate_to_sigframe(void __user *buf, void __user *buf_fx, int size) sizeof(struct user_i387_ia32_struct), NULL, (struct _fpstate_ia32 __user *) buf) ? -1 : 1; - if (user_has_fpu()) { + if (fpregs_active()) { /* Save the live register state to the user directly. */ if (copy_fpregs_to_sigframe(buf_fx)) return -1; diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c index 2de55e953842..1c384bf856e5 100644 --- a/arch/x86/kvm/vmx.c +++ b/arch/x86/kvm/vmx.c @@ -1882,7 +1882,7 @@ static void __vmx_load_host_state(struct vcpu_vmx *vmx) * If the FPU is not active (through the host task or * the guest vcpu), then restore the cr0.TS bit. */ - if (!user_has_fpu() && !vmx->vcpu.guest_fpu_loaded) + if (!fpregs_active() && !vmx->vcpu.guest_fpu_loaded) stts(); load_gdt(this_cpu_ptr(&host_gdt)); } |