linux-kernel - Re: [PATCH] x86/mce/amd: fix -Wmissing-prototypes warnings

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Date:   Wed, 23 Oct 2019 10:07:09 +0200
From:   Borislav Petkov <bp@...en8.de>
To:     Yi Wang <wang.yi59@....com.cn>
Cc:     tony.luck@...el.com, tglx@...utronix.de, mingo@...hat.com,
        hpa@...or.com, x86@...nel.org, linux-edac@...r.kernel.org,
        linux-kernel@...r.kernel.org, xue.zhihong@....com.cn,
        up2wing@...il.com, wang.liang82@....com.cn
Subject: Re: [PATCH] x86/mce/amd: fix -Wmissing-prototypes warnings

On Wed, Oct 23, 2019 at 03:57:17PM +0800, Yi Wang wrote:
> We get two warnings when build kernel W=1:
> arch/x86/kernel/cpu/mce/amd.c:586:6: warning: no previous prototype for ‘disable_err_thresholding’ [-Wmissing-prototypes]
> 
> Make the function static to fix this.
> 
> Signed-off-by: Yi Wang <wang.yi59@....com.cn>
> ---
>  arch/x86/kernel/cpu/mce/amd.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/arch/x86/kernel/cpu/mce/amd.c b/arch/x86/kernel/cpu/mce/amd.c
> index 6ea7fdc..5167bd2 100644
> --- a/arch/x86/kernel/cpu/mce/amd.c
> +++ b/arch/x86/kernel/cpu/mce/amd.c
> @@ -583,7 +583,7 @@ bool amd_filter_mce(struct mce *m)
>   * - Prevent possible spurious interrupts from the IF bank on Family 0x17
>   *   Models 0x10-0x2F due to Erratum #1114.
>   */
> -void disable_err_thresholding(struct cpuinfo_x86 *c, unsigned int bank)
> +static void disable_err_thresholding(struct cpuinfo_x86 *c, unsigned int bank)
>  {
>  	int i, num_msrs;
>  	u64 hwcr;
> --

https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/commit/?h=ras/core&id=47cd84e98f512eac5aad988f08baff432aea35ba

-- 
Regards/Gruss,
    Boris.

https://people.kernel.org/tglx/notes-about-netiquette