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(parent: fd76107) | patch
x86/fpu: Prepare guest FPU for dynamically enabled FPU features
authorThomas Gleixner <tglx@linutronix.de>
Wed, 5 Jan 2022 12:35:13 +0000 (04:35 -0800)
committerPaolo Bonzini <pbonzini@redhat.com>
Fri, 7 Jan 2022 18:33:03 +0000 (13:33 -0500)
commit049bbbc545dade9400180e8ff0342d23cc0b31f7
treecd483a6cc3916cf83f298614aad1507188979952tree | snapshot
parentfd76107e1d3d1049417cf0f4ca090fef68612d73commit | diff
x86/fpu: Prepare guest FPU for dynamically enabled FPU features

To support dynamically enabled FPU features for guests prepare the guest
pseudo FPU container to keep track of the currently enabled xfeatures and
the guest permissions.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Jing Liu <jing2.liu@intel.com>
Signed-off-by: Yang Zhong <yang.zhong@intel.com>
Message-Id: <20220105123532.12586-3-yang.zhong@intel.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
arch/x86/include/asm/fpu/types.h diff | blob | history
arch/x86/kernel/fpu/core.c diff | blob | history
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