Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754421Ab2KEPSt (ORCPT ); Mon, 5 Nov 2012 10:18:49 -0500 Received: from a193-30.smtp-out.amazonses.com ([199.255.193.30]:17905 "EHLO a193-30.smtp-out.amazonses.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753520Ab2KEPSs (ORCPT ); Mon, 5 Nov 2012 10:18:48 -0500 Date: Mon, 5 Nov 2012 15:18:47 +0000 From: Christoph Lameter X-X-Sender: cl@gentwo.org To: Shan Wei cc: rostedt@goodmis.org, fweisbec@gmail.com, Kernel-Maillist , mingo@redhat.com Subject: Re: [PATCH 8/9] trace: use this_cpu_ptr per-cpu helper In-Reply-To: <5094A2CB.8040208@gmail.com> Message-ID: <0000013ad12707b8-ffc687fb-2ce2-41bc-93f7-86b17c1a2e02-000000@email.amazonses.com> References: <50910A1E.3040009@gmail.com> <0000013ab7f1e47a-68c5ce3c-06bb-48f8-93f7-1ce012b36a75-000000@email.amazonses.com> <5093E5FF.5050000@gmail.com> <0000013ac24187fb-694b1865-baeb-4e3b-970e-50bdcd631de7-000000@email.amazonses.com> <5094A2CB.8040208@gmail.com> User-Agent: Alpine 2.02 (DEB 1266 2009-07-14) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII X-SES-Outgoing: 199.255.193.30 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 448 Lines: 12 On Sat, 3 Nov 2012, Shan Wei wrote: > return (char *)this_cpu_ptr(&percpu_buffer->buffer); Makes sense since buffer is the actual start of the bytes and not a pointer to a buffer like what I thought. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/