From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from gate.crashing.org (gate.crashing.org [63.228.1.57]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTP id 81CA0DDD0B for ; Wed, 20 Feb 2008 15:30:47 +1100 (EST) Date: Tue, 19 Feb 2008 22:27:48 -0600 (CST) From: Kumar Gala To: davem@davemloft.net Subject: [PATCH] [LMB]: Fix lmb_add_region if region should be added at the head Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Cc: sparclinux@vger.kernel.org, linuxppc-dev@ozlabs.org, linux-kernel@vger.kernel.org List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , We introduced a bug in fixing lmb_add_region to handle an initial region being non-zero. Before that fix it was impossible to insert a region at the head of the list since the first region always started at zero. Now that its possible for the first region to be non-zero we need to check to see if the new region should be added at the head and if so actually add it. Signed-off-by: Kumar Gala --- lib/lmb.c | 5 +++++ 1 files changed, 5 insertions(+), 0 deletions(-) diff --git a/lib/lmb.c b/lib/lmb.c index e3c8dcb..3c43b95 100644 --- a/lib/lmb.c +++ b/lib/lmb.c @@ -184,6 +184,11 @@ static long __init lmb_add_region(struct lmb_region *rgn, u64 base, u64 size) break; } } + + if (base < rgn->region[0].base) { + rgn->region[0].base = base; + rgn->region[0].size = size; + } rgn->cnt++; return 0; -- 1.5.3.8