From patchwork Fri May 31 17:02:24 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lucas Stach X-Patchwork-Id: 2645001 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork1.kernel.org Received: from casper.infradead.org (casper.infradead.org [85.118.1.10]) by patchwork1.kernel.org (Postfix) with ESMTP id DEF4F3FD4E for ; Fri, 31 May 2013 17:05:05 +0000 (UTC) Received: from merlin.infradead.org ([2001:4978:20e::2]) by casper.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1UiSl7-0005Ob-04; Fri, 31 May 2013 17:04:57 +0000 Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1UiSl4-000732-6a; Fri, 31 May 2013 17:04:54 +0000 Received: from metis.ext.pengutronix.de ([2001:6f8:1178:4:290:27ff:fe1d:cc33]) by merlin.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1UiSl0-00072X-Tn for linux-arm-kernel@lists.infradead.org; Fri, 31 May 2013 17:04:51 +0000 Received: from weser.hi.pengutronix.de ([10.1.0.109] helo=weser.pengutronix.de) by metis.ext.pengutronix.de with esmtp (Exim 4.72) (envelope-from ) id 1UiSkX-0004nF-Eh; Fri, 31 May 2013 19:04:21 +0200 From: Lucas Stach To: linux-arm-kernel@lists.infradead.org Subject: [PATCH] arm: allow all architectures to change max zone order Date: Fri, 31 May 2013 19:02:24 +0200 Message-Id: <1370019744-7588-1-git-send-email-l.stach@pengutronix.de> X-Mailer: git-send-email 1.7.10.4 X-SA-Exim-Connect-IP: 10.1.0.109 X-SA-Exim-Mail-From: l.stach@pengutronix.de X-SA-Exim-Scanned: No (on metis.ext.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: linux-arm-kernel@lists.infradead.org X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20130531_130451_231029_D82C812B X-CRM114-Status: GOOD ( 11.92 ) X-Spam-Score: -3.0 (---) X-Spam-Report: SpamAssassin version 3.3.2 on merlin.infradead.org summary: Content analysis details: (-3.0 points) pts rule name description ---- ---------------------- -------------------------------------------------- -1.1 RP_MATCHES_RCVD Envelope sender domain matches handover relay domain -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% [score: 0.0000] Cc: kernel@pengutronix.de, Lucas Stach X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org Many multimedia applications on architectures without an IOMMU need large physically contiguous buffers and so need to adjust the max zone order of the page allocator. There is zero reason to not allow this adjustment on arches other than SHMOBILE. Signed-off-by: Lucas Stach --- arch/arm/Kconfig | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 49d993c..6ceace8 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -1710,7 +1710,7 @@ config HW_PERF_EVENTS source "mm/Kconfig" config FORCE_MAX_ZONEORDER - int "Maximum zone order" if ARCH_SHMOBILE + int "Maximum zone order" range 11 64 if ARCH_SHMOBILE default "12" if SOC_AM33XX default "9" if SA1111