From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756487Ab2HFOVN (ORCPT ); Mon, 6 Aug 2012 10:21:13 -0400 Received: from casper.infradead.org ([85.118.1.10]:57882 "EHLO casper.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756235Ab2HFOVM convert rfc822-to-8bit (ORCPT ); Mon, 6 Aug 2012 10:21:12 -0400 Message-ID: <1344262863.27828.56.camel@twins> Subject: Re: [PATCH v2 6/9] rbtree: low level optimizations in rb_erase() From: Peter Zijlstra To: Michel Lespinasse Cc: riel@redhat.com, daniel.santos@pobox.com, aarcange@redhat.com, dwmw2@infradead.org, akpm@linux-foundation.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, torvalds@linux-foundation.org Date: Mon, 06 Aug 2012 16:21:03 +0200 In-Reply-To: <1343946858-8170-7-git-send-email-walken@google.com> References: <1343946858-8170-1-git-send-email-walken@google.com> <1343946858-8170-7-git-send-email-walken@google.com> Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7BIT X-Mailer: Evolution 3.2.2- Mime-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, 2012-08-02 at 15:34 -0700, Michel Lespinasse wrote: > + /* > + * Case 2: node's successor is its right child > + /* Case 3: node's successor is leftmost under its > + * right child subtree Hmm?