Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751608AbdGYSEA (ORCPT ); Tue, 25 Jul 2017 14:04:00 -0400 Received: from mail-qt0-f194.google.com ([209.85.216.194]:36348 "EHLO mail-qt0-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751047AbdGYSD7 (ORCPT ); Tue, 25 Jul 2017 14:03:59 -0400 Date: Tue, 25 Jul 2017 14:03:57 -0400 From: Josef Bacik To: Dennis Zhou Cc: Tejun Heo , Christoph Lameter , Josef Bacik , linux-kernel@vger.kernel.org, linux-mm@kvack.org, kernel-team@fb.com, Dennis Zhou Subject: Re: [PATCH v2 01/23] percpu: setup_first_chunk enforce dynamic region must exist Message-ID: <20170725180356.GA18880@destiny> References: <20170724230220.21774-1-dennisz@fb.com> <20170724230220.21774-2-dennisz@fb.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20170724230220.21774-2-dennisz@fb.com> User-Agent: Mutt/1.8.0 (2017-02-23) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 680 Lines: 19 On Mon, Jul 24, 2017 at 07:01:58PM -0400, Dennis Zhou wrote: > From: "Dennis Zhou (Facebook)" > > The first chunk is handled as a special case as it is composed of the > static, reserved, and dynamic regions. The code handles each case > individually. The next several patches will merge these code paths and > lay the foundation for the bitmap allocator. > > This patch modifies logic to enforce that a dynamic region exists and > changes the area map to account for that. This brings the logic closer > to the dynamic chunk's init logic. > > Signed-off-by: Dennis Zhou Reviewed-by: Josef Bacik Thanks, Josef