[U-Boot] [PATCH v2 0/8] arm: a few steps to reduce the boot time

[Przemyslaw Marczak <p.marczak@samsung.com>]

Hello Stephen,

On 02/17/2015 11:39 PM, Stephen Warren wrote:
> On 02/17/2015 02:43 PM, Stephen Warren wrote:
>> On 02/16/2015 08:13 AM, Przemyslaw Marczak wrote:
>>> This patchset reduces the boot time for ARM architecture,
>>> Exynos boards, and boards with DFU enabled.
>>
>> I tested this series on NVIDIA's Jetson TK1 board. It doesn't seem to
>> introduce any new issues, but I did find a couple have crept in recently:
>>
>> I'm running the following in U-Boot:
>>
>> setenv dfu_alt_info "/dfu_test.bin ext4 0 1;/dfudummy.bin ext4 0 1"
>> dfu 0 mmc 0
>>
>> 1)
>>
>> Whenever any file is uploaded through DFU, I see:
>>
>> #File System is consistent
>> file found deleting
>> update journal finished
>> File System is consistent
>> update journal finished
>> 18425346722729591336 bytes written in 4070 ms (3.9 EiB/s)
>>
>> Notice that the byte count is way off (that's from a 4KB file). The byte
>> count is always the same invalid number. I'm not sure if this message
>> comes from the ext4 or DFU code.
>
> For the record in this thread, this is fixed by:
> [PATCH] fs: ext4 write: return file len on success
>

Thank you for testing. I should add the ext4 fix to this patchset, so it 
will be linked in the next version.

Best regards,
-- 
Przemyslaw Marczak
Samsung R&D Institute Poland
Samsung Electronics
p.marczak at samsung.com