On Wednesday 11 January 2012 02:00:53 Jani Monoses wrote: > Thank, > Just to clarify, when you say 'not needed, kill it' you mean it > should be disabled in paz00_defconfig right? :)
yeah, I meant not to take it over to ubuntu. Sorry for the confusion. > The Ubuntu packaging branch does not have them enabled ok, but enable the erratum please in ubuntu kernels. Rest is more or less consmetic. Thanks! Marc > 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
