From mboxrd@z Thu Jan 1 00:00:00 1970 From: alim.akhtar@samsung.com (Alim Akhtar) Date: Mon, 19 Oct 2015 17:25:13 +0530 Subject: [RFC PATCH] ARM: exynos_defconfig: Increase CONFIG_BLK_DEV_RAM_SIZE to 64K In-Reply-To: <5624D87D.4090901@osg.samsung.com> References: <1445251715-9725-1-git-send-email-alim.akhtar@samsung.com> <5624D87D.4090901@osg.samsung.com> Message-ID: <5624DA21.80702@samsung.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Hi Javier, On 10/19/2015 05:18 PM, Javier Martinez Canillas wrote: > Hello Alim, > > On 10/19/2015 12:48 PM, Alim Akhtar wrote: >> 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 >> --- > > I agree that 8KiB is too small and that should be bumped, I'm also > not sure what the best size would be but 64KiB sounds reasonable > to me. So for this patch: > > Reviewed-by: Javier Martinez Canillas > Thanks >> 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. >> > > In case you are interested, I got some stats by doing grep on the ARM > defconfigs using this [0]. Of course the sizes depends on the platform > but just to have an idea about what sizes are more popular than others. > > SIZE COUNT > 1024 17 > 8192 43 > 10240 1 > 16384 20 > 20000 25 > 32768 36 > 65536 15 > This is informative. > [0]: http://hastebin.com/buqukimede.bash > > Best regards, >