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| author |   Andy Lutomirski <luto@kernel.org> | 2016-10-04 20:34:33 -0400 |
|---|---|---|
| committer |   Ingo Molnar <mingo@kernel.org> | 2016-10-07 11:14:36 +0200 |
| commit | c592b57347069abfc0dcad3b3a302cf882602597 (patch) | |
| tree | fc0989987e9cb3c960df9cd2eaf763c7fc2161fb /arch/x86/kvm/cpuid.c | |
| parent | x86/fpu: Remove the XFEATURE_MASK_EAGER/LAZY distinction (diff) | |
| download | linux-dev-c592b57347069abfc0dcad3b3a302cf882602597.tar.xz linux-dev-c592b57347069abfc0dcad3b3a302cf882602597.zip | |
x86/fpu: Remove use_eager_fpu()
This removes all the obvious code paths that depend on lazy FPU mode.
It shouldn't change the generated code at all.
Signed-off-by: Andy Lutomirski <luto@kernel.org>
Signed-off-by: Rik van Riel <riel@redhat.com>
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/1475627678-20788-5-git-send-email-riel@redhat.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/x86/kvm/cpuid.c')
| -rw-r--r-- | arch/x86/kvm/cpuid.c | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/arch/x86/kvm/cpuid.c b/arch/x86/kvm/cpuid.c index 3235e0fe7792..1cf143e2b794 100644 --- a/arch/x86/kvm/cpuid.c +++ b/arch/x86/kvm/cpuid.c @@ -16,7 +16,6 @@ #include <linux/export.h> #include <linux/vmalloc.h> #include <linux/uaccess.h> -#include <asm/fpu/internal.h> /* For use_eager_fpu. Ugh! */ #include <asm/user.h> #include <asm/fpu/xstate.h> #include "cpuid.h" @@ -114,8 +113,7 @@ int kvm_update_cpuid(struct kvm_vcpu *vcpu) if (best && (best->eax & (F(XSAVES) | F(XSAVEC)))) best->ebx = xstate_required_size(vcpu->arch.xcr0, true); - if (use_eager_fpu()) - kvm_x86_ops->fpu_activate(vcpu); + kvm_x86_ops->fpu_activate(vcpu); /* * The existing code assumes virtual address is 48-bit in the canonical |