linux/arch/x86/include/asm/fpu/xcr.h

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_FPU_XCR_H
#define _ASM_X86_FPU_XCR_H

#define XCR_XFEATURE_ENABLED_MASK
#define XCR_XFEATURE_IN_USE_MASK

static __always_inline u64 xgetbv(u32 index)
{}

static inline void xsetbv(u32 index, u64 value)
{}

/*
 * Return a mask of xfeatures which are currently being tracked
 * by the processor as being in the initial configuration.
 *
 * Callers should check X86_FEATURE_XGETBV1.
 */
static __always_inline u64 xfeatures_in_use(void)
{}

#endif /* _ASM_X86_FPU_XCR_H */