linux-kernel - Re: [PATCH 6/8] cpumask: Optimize cpumask_of_cpu in lib/smp_processor

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]

Date:	Fri, 18 Jul 2008 22:33:21 +0200
From:	Ingo Molnar <mingo@...e.hu>
To:	Mike Travis <travis@....com>
Cc:	Rusty Russell <rusty@...tcorp.com.au>,
	Andrew Morton <akpm@...ux-foundation.org>,
	"H. Peter Anvin" <hpa@...or.com>,
	Christoph Lameter <cl@...ux-foundation.org>,
	Jack Steiner <steiner@....com>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 6/8] cpumask: Optimize cpumask_of_cpu in
	lib/smp_processor_id.c


hmmm:

> --- linux-2.6.tip.orig/lib/smp_processor_id.c
> +++ linux-2.6.tip/lib/smp_processor_id.c

>  	unsigned long preempt_count = preempt_count();
>  	int this_cpu = raw_smp_processor_id();
> -	cpumask_t this_mask;
> +	cpumask_of_cpu_ptr_declare(this_mask);

> -	this_mask = cpumask_of_cpu(this_cpu);
> +	cpumask_of_cpu_ptr_next(this_mask, cpu);

'cpu' is not declared ...

	Ingo
--
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/