Thank, Just to clarify, when you say 'not needed, kill it' you mean it should be disabled in paz00_defconfig right? :) The Ubuntu packaging branch does not have them enabled Jani
On Tue, Jan 10, 2012 at 7:41 PM, Marc Dietrich <[email protected]> wrote: > On Tuesday 10 January 2012 17:16:26 Jani Monoses wrote: >> Hello, >> >> There are still quite a few config options that were never synced up >> or were dropped compared to the default paz00 config in the git ac100 >> kernel tree. >> >> I ran this command locally >> diff -u <(grep "^CONF" arch/arm/configs/paz00_defconfig|cut -f1 >> -d=|sort) <(grep "^CONF" debian.linaro/config/config.common.ubuntu|cut >> -f 1 -d=|sort ) |grep "-" >> >> and got this: >> >> Any in particular that should absolutely be there? I could just add >> them all I guess but wanted to make sure they are all intended and to >> know why >> certain settings are on. For istance I am not sure the various >> debugging options are set in other Ubuntu kernels and I want to keep >> the delta low >> DEV_DM had build issues when I switched to the 3.0 tree, and have not >> tried since, hence it being off. >> IIRC PCI was not needed either but it is enabled by default in defconfig. >> >> Any input is welcome :) >> >> -CONFIG_ARM_ERRATA_751472 > > Our SoC is affected by this erratum, so it should be enabled > >> -CONFIG_BATTERY_BQ20Z75 > > We don't have this, kill it. > >> -CONFIG_BLK_DEV_DM >> -CONFIG_BOOTPARAM_HUNG_TASK_PANIC >> -CONFIG_BOOTPARAM_SOFTLOCKUP_PANIC > > I think these can be killed > >> -CONFIG_CHARGER_GPIO > > We don't have this, kill it. > >> -CONFIG_CPU_FREQ_DEFAULT_GOV_ONDEMAND > > I think we want PERFORMANCE here, ondemand will be actived later in the boot > process. > >> -CONFIG_CRYPTO_USER_API_HASH >> -CONFIG_CRYPTO_USER_API_SKCIPHER > > kill these > >> -CONFIG_DEBUG_DEVRES >> -CONFIG_DEBUG_SPINLOCK >> -CONFIG_DEBUG_SPINLOCK_SLEEP > > These are not necessary. > >> -CONFIG_DM_VERITY >> -CONFIG_DM_VERITY_CHROMEOS > > What's that? Maybe ChromeOS specific -> kill > >> @@ -90,236 +393,1245 @@ >> -CONFIG_HIGHMEM > > not sure about this one, wait for an expert ... > >> -CONFIG_KERNEL_LZO > > yes, I prefer LZO over GZ because it uncompresses faster AFAIK, increasing > boot speed. I leave it up to you. > >> -CONFIG_KEYS_DEBUG_PROC_KEYS >> -CONFIG_LOCKUP_DETECTOR > > debugging stuff ... not needed for release > >> -CONFIG_MEDIA_CONTROLLER > > looks like our camera does not need it -> kill > >> -CONFIG_MMC_SDHCI_OF > > well, no OpenFirmware yet -> kill > >> -CONFIG_MODULE_FORCE_UNLOAD >> -CONFIG_NET_KEY >> -CONFIG_NFS_FSCACHE >> -CONFIG_NFS_USE_NEW_IDMAPPER >> -CONFIG_NFS_V4_1 >> -CONFIG_NL80211_TESTMODE >> -CONFIG_PREEMPT_VOLUNTARY >> -CONFIG_RD_XZ >> -CONFIG_SCSI_SPI_ATTRS >> -CONFIG_SECCOMP_FILTER >> -CONFIG_SERIAL_OF_PLATFORM >> -CONFIG_SLAB > > well, I leave these up to you. Personally, I like nfs ... > SERIAL_OF_PLATFORM is not needed > and memory allocator, preemption ... ask someone else ;-) > >> -CONFIG_TEGRA_DEBUG_UARTB > > mmh, should be UARTA > >> -CONFIG_TEGRA_PCI > > please leave this on (for powermgnmt reasons) > >> -CONFIG_USB_DEVICEFS >> -CONFIG_USB_MON > > double kill > >> -CONFIG_USB_OTG > > mmh, I don't know if it is working. Well if someone wants to try, he need to > build his own kernel anyway -> zap it > >> -CONFIG_VIDEO_HELPER_CHIPS_AUTO > > I wanted to get rid of the various tuners. In fact we need none of them. But > somehow this didn't worked, kernel still compiles the tuners. Maybe try > without? > > > Marc > _______________________________________________ Mailing list: https://launchpad.net/~ac100 Post to : [email protected] Unsubscribe : https://launchpad.net/~ac100 More help : https://help.launchpad.net/ListHelp
