вт, 19 нояб. 2024 г., 05:40 Michele Calgaro via tde-users <users@xxxxxxxxxxxxxxxxxx>:
On 2024/11/19 12:49 AM, Roman Savochenko via tde-users wrote:
> 18.11.24 15:08, Michele Calgaro via tde-users:
>> > RW access to floppy is broken in TDE
>>
>> Access to devices is controlled by the linux kernel, it has nothing to do with TDE or any DE for that matters
>
> Access is controlled by udisks or from /etc/fstab! :)
>
> And udisks directly mounts floppy only in RO.
>
> And when you write a record about floppy in /etc/fstab, TDE uses direct mounting by call mount for it, and that is wrong
> work also for userspace.
>
> Then I just disabled the direct mounting at a record in /etc/fstab, so TDE is using udisks for that and udisks reads /
> etc/fstab and mounts RW in userspace correctly in this way.
>
>> User programs simply don't have direct access to any physical device in linux, it all happens through kernel system
>> calls and the kernel is the solely responsible piece of code for reading/writing to any device.
>
> Do you think I have no real old device to test such behavior? :)
>
Hi Roman,
I suggest you take an Operating System class before you write some comments, it may save you some embarrassment :-)
It surely goes via kernel driver, but dd (and mount) are userspace programs ... let alone udisks and TDE.
Many pieces above kernel to go wrong ...
Cheers
Michele
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