From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754268AbaILKMP (ORCPT ); Fri, 12 Sep 2014 06:12:15 -0400 Received: from cnbjrel01.sonyericsson.com ([219.141.167.165]:16972 "EHLO cnbjrel01.sonyericsson.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754255AbaILKMK convert rfc822-to-8bit (ORCPT ); Fri, 12 Sep 2014 06:12:10 -0400 From: "Wang, Yalin" To: "'Will Deacon'" , "'linux@arm.linux.org.uk'" , "'linux-kernel@vger.kernel.org'" , "'linux-arm-kernel@lists.infradead.org'" , "'linux-mm@kvack.org'" Date: Fri, 12 Sep 2014 18:05:04 +0800 Subject: [PATCH] arm:free_initrd_mem should also free the memblock Thread-Topic: [PATCH] arm:free_initrd_mem should also free the memblock Thread-Index: Ac/OcQYK+iHegZKaRzKAERxvRcdQnQ== Message-ID: <35FD53F367049845BC99AC72306C23D103CDBFBFB028@CNBJMBX05.corpusers.net> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: acceptlanguage: en-US Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 8BIT MIME-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org this patch fix the memblock statics for memblock in file /sys/kernel/debug/memblock/reserved if we don't call memblock_free the initrd will still be marked as reserved, even they are freed. Signed-off-by: Yalin Wang --- arch/arm/mm/init.c | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c index 659c75d..7bc8e5b 100644 --- a/arch/arm/mm/init.c +++ b/arch/arm/mm/init.c @@ -638,6 +638,7 @@ void free_initrd_mem(unsigned long start, unsigned long end) if (!keep_initrd) { poison_init_mem((void *)start, PAGE_ALIGN(end) - start); free_reserved_area((void *)start, (void *)end, -1, "initrd"); + memblock_free(__pa(start), end - start); } } -- 2.1.0