[U-Boot] [PATCH] configs: Remove CONFIG_SPL_FS_EXT4 for all MX6 platforms

[Marek Vasut]

On 5/25/19 11:47 PM, Ezequiel Garcia wrote:
> On Sat, 2019-05-25 at 22:15 +0200, Marek Vasut wrote:
>> On 5/25/19 6:49 PM, Ezequiel Garcia wrote:
>>> i.MX6 platforms boot U-Boot second-stage from unformatted space,
>>> and should not need Ext filesystem support on SPL.
>>>
>>> The commit was generated with:
>>>
>>> git grep -l MX6 -- configs/ | xargs grep -l SPL_FS_EXT4 | xargs sed -i -e '/CONFIG_SPL_FS_EXT4=y/d'
>>>
>>> This change has a dramatic impact on SPL size:
>>>
>>> ./scripts/bloat-o-meter old new
>>> add/remove: 0/59 grow/shrink: 0/3 up/down: 0/-8674 (-8674)
>>> [..]
>>> Total: Before=38320, After=29646, chg -22.64%
>>>
>>> Cc: Otavio Salvador <otavio at ossystems.com.br>
>>> Cc: Fabio Estevam <fabio.estevam at nxp.com>
>>> Cc: Peng Fan <peng.fan at nxp.com>
>>> Cc: Marek Vasut <marex at denx.de>
>>> Cc: Stefano Babic <sbabic at denx.de>
>>> Cc: Stefan Roese <sr at denx.de>
>>> Cc: "Eric Bénard" <eric at eukrea.com>
>>> Cc: Breno Lima <breno.lima at nxp.com>
>>> Cc: Francesco Montefoschi <francesco.montefoschi at udoo.org>
>>> Signed-off-by: Ezequiel Garcia <ezequiel at collabora.com>
>>> ---
>>> Tested on Wandboard only. Maintainers, please ACK or NAK!
>>>
>>>  configs/cgtqmx6eval_defconfig       | 1 -
>>>  configs/mx6cuboxi_defconfig         | 1 -
>>>  configs/mx6sabreauto_defconfig      | 1 -
>>>  configs/mx6sabresd_defconfig        | 1 -
>>>  configs/mx6slevk_spl_defconfig      | 1 -
>>>  configs/mx6sxsabresd_spl_defconfig  | 1 -
>>>  configs/mx6ul_14x14_evk_defconfig   | 1 -
>>>  configs/mx6ul_9x9_evk_defconfig     | 1 -
>>>  configs/novena_defconfig            | 1 -
>>
>> NAK, I boot my Novena from ext4 and this just broke it.
>>
>> And also, NAK, this removes functionality from SPL which worked fine before.
>>
> 
> I'll drop from Novena, but I think the patch still makes some sense,
> why do you want Ext4 on SPL?

What other filesystem is available in SPL and doesn't have patent problems ?

-- 
Best regards,
Marek Vasut