From mboxrd@z Thu Jan 1 00:00:00 1970 From: Alim Akhtar Subject: Re: [RFC PATCH] ARM: exynos_defconfig: Increase CONFIG_BLK_DEV_RAM_SIZE to 64K Date: Wed, 21 Oct 2015 10:26:56 +0530 Message-ID: <56271B18.7030000@samsung.com> References: <1445251715-9725-1-git-send-email-alim.akhtar@samsung.com> <4039144.iLSv7qv3SU@wuerfel> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from mailout2.samsung.com ([203.254.224.25]:47616 "EHLO mailout2.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752694AbbJUFGB (ORCPT ); Wed, 21 Oct 2015 01:06:01 -0400 Received: from epcpsbgr1.samsung.com (u141.gpu120.samsung.co.kr [203.254.230.141]) by mailout2.samsung.com (Oracle Communications Messaging Server 7.0.5.31.0 64bit (built May 5 2014)) with ESMTP id <0NWK02L5H0TYHO60@mailout2.samsung.com> for linux-samsung-soc@vger.kernel.org; Wed, 21 Oct 2015 14:05:58 +0900 (KST) In-reply-to: <4039144.iLSv7qv3SU@wuerfel> Sender: linux-samsung-soc-owner@vger.kernel.org List-Id: linux-samsung-soc@vger.kernel.org To: Arnd Bergmann , linux-arm-kernel@lists.infradead.org Cc: linux-samsung-soc@vger.kernel.org, javier@osg.samsung.com, k.kozlowski@samsung.com, kgene@kernel.org Hi Arnd On 10/19/2015 06:52 PM, Arnd Bergmann wrote: > On Monday 19 October 2015 16:18:35 Alim Akhtar wrote: >> Spam Status: CRM114 >> CONFIG_BLK_DEV_RAM_SIZE is currently set to 8K, which is a bit on the >> smaller side, lets bump it up to 64K so that a bigger RAM_DISK can >> be used with defconfig. >> >> Signed-off-by: Alim Akhtar >> --- >> Every time I build exynos_defconfig, I need to manually change RAM_SIZE >> to match my ramdisk image size. I am not sure what is the best ramdisk size >> might be, but bumping it to 64K might be a reasonable one. > > Is there still a reason to use ramdisks these days? If 8MB is not > enough to have a useful initrd, that might mean that everyone else > uses initramfs and you should just do the same thing? > There is not specific reason to still use ramdisks, but I feel till we remove this config, lets modify it to be used by few like me. I am ok with either way. Thanks > Then we can also remove this option here. > > Arnd > From mboxrd@z Thu Jan 1 00:00:00 1970 From: alim.akhtar@samsung.com (Alim Akhtar) Date: Wed, 21 Oct 2015 10:26:56 +0530 Subject: [RFC PATCH] ARM: exynos_defconfig: Increase CONFIG_BLK_DEV_RAM_SIZE to 64K In-Reply-To: <4039144.iLSv7qv3SU@wuerfel> References: <1445251715-9725-1-git-send-email-alim.akhtar@samsung.com> <4039144.iLSv7qv3SU@wuerfel> Message-ID: <56271B18.7030000@samsung.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Hi Arnd On 10/19/2015 06:52 PM, Arnd Bergmann wrote: > On Monday 19 October 2015 16:18:35 Alim Akhtar wrote: >> Spam Status: CRM114 >> CONFIG_BLK_DEV_RAM_SIZE is currently set to 8K, which is a bit on the >> smaller side, lets bump it up to 64K so that a bigger RAM_DISK can >> be used with defconfig. >> >> Signed-off-by: Alim Akhtar >> --- >> Every time I build exynos_defconfig, I need to manually change RAM_SIZE >> to match my ramdisk image size. I am not sure what is the best ramdisk size >> might be, but bumping it to 64K might be a reasonable one. > > Is there still a reason to use ramdisks these days? If 8MB is not > enough to have a useful initrd, that might mean that everyone else > uses initramfs and you should just do the same thing? > There is not specific reason to still use ramdisks, but I feel till we remove this config, lets modify it to be used by few like me. I am ok with either way. Thanks > Then we can also remove this option here. > > Arnd >