Commit cdcb6fa1 authored by Thomas Gleixner's avatar Thomas Gleixner Committed by Borislav Petkov
Browse files

x86/fpu: Make WARN_ON_FPU() private 



No point in being in global headers.

Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
Signed-off-by: default avatarBorislav Petkov <bp@suse.de>
Link: https://lkml.kernel.org/r/20211015011539.628516182@linutronix.de
parent 34002571

arch/x86/include/asm/fpu/internal.h

+0 −9
Original line number Diff line number Diff line
@@ -42,15 +42,6 @@ extern void fpu__init_system(struct cpuinfo_x86 *c); 
extern void fpu__init_check_bugs(void);

extern void fpu__resume_cpu(void);



/*

 * Debugging facility:

 */

#ifdef CONFIG_X86_DEBUG_FPU

# define WARN_ON_FPU(x) WARN_ON_ONCE(x)

#else

# define WARN_ON_FPU(x) ({ (void)(x); 0; })

#endif



extern union fpregs_state init_fpstate;

extern void fpstate_init_user(union fpregs_state *state);

arch/x86/kernel/fpu/init.c

+2 −0
Original line number Diff line number Diff line
@@ -10,6 +10,8 @@ 
#include <linux/sched/task.h>

#include <linux/init.h>



#include "internal.h"



/*

 * Initialize the registers found in all CPUs, CR0 and CR4:

 */

arch/x86/kernel/fpu/internal.h

+6 −0
Original line number Diff line number Diff line
@@ -13,6 +13,12 @@ static __always_inline __pure bool use_fxsr(void) 
	return cpu_feature_enabled(X86_FEATURE_FXSR);

}



#ifdef CONFIG_X86_DEBUG_FPU

# define WARN_ON_FPU(x) WARN_ON_ONCE(x)

#else

# define WARN_ON_FPU(x) ({ (void)(x); 0; })

#endif



/* Init functions */

extern void fpu__init_prepare_fx_sw_frame(void);