linux-kernel - Re: [PATCH 2/6] Unified trace buffer

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:	Tue, 30 Sep 2008 11:45:16 +0200
From:	Ingo Molnar <mingo@...e.hu>
To:	Steven Rostedt <rostedt@...dmis.org>
Cc:	linux-kernel@...r.kernel.org, Thomas Gleixner <tglx@...utronix.de>,
	Peter Zijlstra <peterz@...radead.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Mathieu Desnoyers <compudj@...stal.dyndns.org>,
	Steven Rostedt <srostedt@...hat.com>
Subject: Re: [PATCH 2/6] Unified trace buffer


* Steven Rostedt <rostedt@...dmis.org> wrote:

> +void ring_buffer_lock(struct ring_buffer *buffer, unsigned long *flags)
> +{
> +	struct ring_buffer_per_cpu *cpu_buffer;
> +	int cpu;
> +
> +	local_irq_save(*flags);
> +
> +	for_each_buffer_cpu(buffer, cpu) {
> +		cpu_buffer = buffer->buffers[cpu];
> +		spin_lock(&cpu_buffer->lock);
> +	}
> +}

hm, that's rather unintelligent and needs to be fixed.

	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/