linux-kernel - Re: [PATCH 2/12] arch/arm: remove references to cpu_*

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] [day] [month] [year] [list]

Date:	Wed, 15 Feb 2012 14:48:36 +0530
From:	"Srivatsa S. Bhat" <srivatsa.bhat@...ux.vnet.ibm.com>
To:	Rusty Russell <rusty@...tcorp.com.au>
CC:	Russell King <linux@....linux.org.uk>,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	Venkatesh Pallipadi <venki@...gle.com>,
	"akpm@...ux-foundation.org" <akpm@...ux-foundation.org>
Subject: Re: [PATCH 2/12] arch/arm: remove references to cpu_*_map.

On 02/15/2012 10:28 AM, Rusty Russell wrote:

> From: Rusty Russell <rusty@...tcorp.com.au>
> 
> This has been obsolescent for a while; time for the final push.
> 
> Signed-off-by: Rusty Russell <rusty@...tcorp.com.au>
> Cc: Russell King <linux@....linux.org.uk>
> Cc: linux-arm-kernel@...ts.infradead.org
> ---

[...]

> diff --git a/arch/arm/kernel/smp.c b/arch/arm/kernel/smp.c
> --- a/arch/arm/kernel/smp.c
> +++ b/arch/arm/kernel/smp.c
> @@ -359,7 +359,7 @@ void __init smp_prepare_cpus(unsigned in
>  		 * re-initialize the map in platform_smp_prepare_cpus() if
>  		 * present != possible (e.g. physical hotplug).
>  		 */
> -		init_cpu_present(&cpu_possible_map);
> +		init_cpu_present(cpu_possible_mask);
>  
>  		/*
>  		 * Initialise the SCU if there are more than one CPU
> @@ -577,8 +577,9 @@ void smp_send_stop(void)
>  	unsigned long timeout;
>  
>  	if (num_online_cpus() > 1) {
> -		cpumask_t mask = cpu_online_map;
> -		cpu_clear(smp_processor_id(), mask);
> +		struct cpumask mask;
> +		cpumask_copy(&mask, cpu_online_mask);
> +		cpumask_clear_cpu(&mask, smp_processor_id());
>  


This should be the other way around:
		cpumask_clear_cpu(smp_processor_id(), &mask);

>  		smp_cross_call(&mask, IPI_CPU_STOP);
>  	}
> 


Regards,
Srivatsa S. Bhat

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/