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Date:   Tue, 5 Oct 2021 09:26:06 +0200
From:   Geert Uytterhoeven <>
To:     Randy Dunlap <>
Cc:     Linux Kernel Mailing List <>,
        Yoshinori Sato <>,
        Rich Felker <>,
        Linux-sh list <>,
        John Paul Adrian Glaubitz <>,
        Geert Uytterhoeven <>,
        Takashi YOSHII <>
Subject: Re: [PATCH 3/5 v3] sh: math-emu: drop unused functions

Hi Randy,

Thanks for your patch!

On Tue, Oct 5, 2021 at 2:19 AM Randy Dunlap <> wrote:
> Delete ieee_fpe_handler() since it is not used. After that is done,
> delete denormal_to_double() since it is not used:
> ../arch/sh/math-emu/math.c:505:12: error: 'ieee_fpe_handler' defined but not used [-Werror=unused-function]
>   505 | static int ieee_fpe_handler(struct pt_regs *regs)
> ../arch/sh/math-emu/math.c:477:13: error: 'denormal_to_double' defined but not used [-Werror=unused-function]
>   477 | static void denormal_to_double(struct sh_fpu_soft_struct *fpu, int n)
> Fixes: 4b565680d163 ("sh: math-emu support")

Shouldn't that be
Fixes: 7caf62de25554da3 ("sh: remove unused do_fpu_error")

> Signed-off-by: Randy Dunlap <>

Reviewed-by: Geert Uytterhoeven <>



Geert Uytterhoeven -- There's lots of Linux beyond ia32 --

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds

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