linux-kernel - RE: [PATCH v3 1/5] x86/init: Make get/set_rtc

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: Windows password security audit tool. GUI, reports in PDF.

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

Message-ID: <BYAPR21MB16885E11E5112939F59FD0BFD78A9@BYAPR21MB1688.namprd21.prod.outlook.com>
Date:   Sun, 26 Mar 2023 15:03:17 +0000
From:   "Michael Kelley (LINUX)" <mikelley@...rosoft.com>
To:     Saurabh Sengar <ssengar@...ux.microsoft.com>,
        "tglx@...utronix.de" <tglx@...utronix.de>,
        "mingo@...hat.com" <mingo@...hat.com>,
        "bp@...en8.de" <bp@...en8.de>,
        "dave.hansen@...ux.intel.com" <dave.hansen@...ux.intel.com>,
        "x86@...nel.org" <x86@...nel.org>, "hpa@...or.com" <hpa@...or.com>,
        KY Srinivasan <kys@...rosoft.com>,
        Haiyang Zhang <haiyangz@...rosoft.com>,
        "wei.liu@...nel.org" <wei.liu@...nel.org>,
        Dexuan Cui <decui@...rosoft.com>,
        "arnd@...db.de" <arnd@...db.de>,
        Tianyu Lan <Tianyu.Lan@...rosoft.com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-hyperv@...r.kernel.org" <linux-hyperv@...r.kernel.org>,
        "linux-arch@...r.kernel.org" <linux-arch@...r.kernel.org>
Subject: RE: [PATCH v3 1/5] x86/init: Make get/set_rtc_noop() public

From: Saurabh Sengar <ssengar@...ux.microsoft.com> Sent: Monday, March 20, 2023 3:04 AM
> 
> Make get/set_rtc_noop() to be public so that they can be used
> in other modules as well.
> 
> Co-developed-by: Tianyu Lan <tiala@...rosoft.com>
> Signed-off-by: Tianyu Lan <tiala@...rosoft.com>
> Signed-off-by: Saurabh Sengar <ssengar@...ux.microsoft.com>
> Reviewed-by: Wei Liu <wei.liu@...nel.org>
> ---
>  arch/x86/include/asm/x86_init.h | 2 ++
>  arch/x86/kernel/x86_init.c      | 4 ++--
>  2 files changed, 4 insertions(+), 2 deletions(-)
> 
> diff --git a/arch/x86/include/asm/x86_init.h b/arch/x86/include/asm/x86_init.h
> index c1c8c581759d..d8fb3a1639e9 100644
> --- a/arch/x86/include/asm/x86_init.h
> +++ b/arch/x86/include/asm/x86_init.h
> @@ -326,5 +326,7 @@ extern void x86_init_uint_noop(unsigned int unused);
>  extern bool bool_x86_init_noop(void);
>  extern void x86_op_int_noop(int cpu);
>  extern bool x86_pnpbios_disabled(void);
> +extern int set_rtc_noop(const struct timespec64 *now);
> +extern void get_rtc_noop(struct timespec64 *now);
> 
>  #endif
> diff --git a/arch/x86/kernel/x86_init.c b/arch/x86/kernel/x86_init.c
> index ef80d361b463..d93aeffec19b 100644
> --- a/arch/x86/kernel/x86_init.c
> +++ b/arch/x86/kernel/x86_init.c
> @@ -33,8 +33,8 @@ static int __init iommu_init_noop(void) { return 0; }
>  static void iommu_shutdown_noop(void) { }
>  bool __init bool_x86_init_noop(void) { return false; }
>  void x86_op_int_noop(int cpu) { }
> -static __init int set_rtc_noop(const struct timespec64 *now) { return -EINVAL; }
> -static __init void get_rtc_noop(struct timespec64 *now) { }
> +int set_rtc_noop(const struct timespec64 *now) { return -EINVAL; }
> +void get_rtc_noop(struct timespec64 *now) { }
> 
>  static __initconst const struct of_device_id of_cmos_match[] = {
>  	{ .compatible = "motorola,mc146818" },
> --
> 2.34.1

Reviewed-by: Michael Kelley <mikelley@...rosoft.com>