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x86/fpu: Rename fpu__clear_all() to fpu_flush_thread() 

Make it clear what the function is about.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Borislav Petkov <bp@suse.de>
Link: https://lkml.kernel.org/r/20210623121455.827979263@linutronix.de
This commit is contained in:
Thomas Gleixner 2021-06-23 14:02:12 +02:00 committed by Borislav Petkov
parent 371071131c
commit e7ecad17c8
3 changed files with 5 additions and 4 deletions
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3
arch/x86/include/asm/fpu/internal.h
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@ -29,12 +29,13 @@
extern int fpu__restore_sig(void __user *buf, int ia32_frame);
extern void fpu__drop(struct fpu *fpu);
extern void fpu__clear_user_states(struct fpu *fpu);
extern void fpu__clear_all(struct fpu *fpu);
extern int fpu__exception_code(struct fpu *fpu, int trap_nr);
extern void fpu_sync_fpstate(struct fpu *fpu);
/* Clone and exit operations */
extern int fpu_clone(struct task_struct *dst);
extern void fpu_flush_thread(void);
/*
* Boot time FPU initialization functions:

4
arch/x86/kernel/fpu/core.c
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@ -350,9 +350,9 @@ void fpu__clear_user_states(struct fpu *fpu)
fpu__clear(fpu, true);
}
void fpu__clear_all(struct fpu *fpu)
void fpu_flush_thread(void)
{
fpu__clear(fpu, false);
fpu__clear(&current->thread.fpu, false);
}
/*

2
arch/x86/kernel/process.c
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@ -205,7 +205,7 @@ void flush_thread(void)
flush_ptrace_hw_breakpoint(tsk);
memset(tsk->thread.tls_array, 0, sizeof(tsk->thread.tls_array));
fpu__clear_all(&tsk->thread.fpu);
fpu_flush_thread();
}
void disable_TSC(void)