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x86/fpu: Make WARN_ON_FPU() private

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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
This commit is contained in:
Thomas Gleixner 2021-10-15 03:16:28 +02:00 • committed by Borislav Petkov
parent 34002571cb
commit cdcb6fa14e
3 changed files with 8 additions and 9 deletions
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9
arch/x86/include/asm/fpu/internal.h
View file

@ -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);

2
arch/x86/kernel/fpu/init.c
View file

@ -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:
*/

6
arch/x86/kernel/fpu/internal.h
View file

@ -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);