Currently the reset script will try to run jffs2reset on boards that are
running a rw rootfs, such as ext4. This will cause jffs2reset to fail
and the board to never reboot while the LED blinks until a manual
reboot.
This commit does two different things:
1. Disables reset on boards that do not ha
* Chris Blake [23.10.2016 21:10]:
> +OVERLAY="$( grep ' /overlay ' /proc/mounts 2>/dev/null )"
whats the reason for the 2>...?
bye, bastian
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On 23.10.2016 21:30, Bastian Bittorf wrote:
> * Chris Blake [23.10.2016 21:10]:
>> +OVERLAY="$( grep ' /overlay ' /proc/mounts 2>/dev/null )"
>
> whats the reason for the 2>...?
>
for the corner case that the error message might contain ' /overlay' ?
just a guess.. ede
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On 23.10.2016 23:42, edgar.sol...@web.de wrote:
> On 23.10.2016 21:30, Bastian Bittorf wrote:
>> * Chris Blake [23.10.2016 21:10]:
>>> +OVERLAY="$( grep ' /overlay ' /proc/mounts 2>/dev/null )"
>>
>> whats the reason for the 2>...?
>>
>
> for the corner case that the error message might contain '
I’m guessing it’s because there might some random error message from grep?
Maybe use -s option for grep instead to suppress error messages?
> On Oct 23, 2016, at 12:30 PM, Bastian Bittorf wrote:
>
> * Chris Blake [23.10.2016 21:10]:
>> +OVERLAY="$( grep ' /overlay ' /proc/mounts 2>/dev/null )"
Hello,
Alexis is correct, it's to ensure any chance of a random error is
suppressed. 2> /dev/null was just added as a protection.
Regards,
Chris Blake
On Sun, Oct 23, 2016 at 4:46 PM, Alexis Green wrote:
> I’m guessing it’s because there might some random error message from grep?
> Maybe use -
* Chris Blake [24.10.2016 07:47]:
> Alexis is correct, it's to ensure any chance of a random error is
> suppressed. 2> /dev/null was just added as a protection.
i will explain why this makes no sense:
grep will complain if e.g. the file '/proc/mounts' does not exist,
otherwise it output the line