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cdcb6fa14e
No point in being in global headers. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Borislav Petkov <bp@suse.de> Link: https://lkml.kernel.org/r/20211015011539.628516182@linutronix.de
26 lines
555 B
C
26 lines
555 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef __X86_KERNEL_FPU_INTERNAL_H
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#define __X86_KERNEL_FPU_INTERNAL_H
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/* CPU feature check wrappers */
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static __always_inline __pure bool use_xsave(void)
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{
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return cpu_feature_enabled(X86_FEATURE_XSAVE);
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}
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static __always_inline __pure bool use_fxsr(void)
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{
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return cpu_feature_enabled(X86_FEATURE_FXSR);
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}
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#ifdef CONFIG_X86_DEBUG_FPU
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# define WARN_ON_FPU(x) WARN_ON_ONCE(x)
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#else
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# define WARN_ON_FPU(x) ({ (void)(x); 0; })
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#endif
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/* Init functions */
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extern void fpu__init_prepare_fx_sw_frame(void);
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#endif
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