[parted-devel] Warning message if create partition when a partition is mounted

[Jim Meyering]

Curtis Gedak wrote:
> There appears to be a regression in (alpha) parted-2.0 since parted-1.9.0.
>
> Specifically something has changed that causes a warning message to be
> displayed when a new partition is created and at least one partition
> on the device is mounted.  The warning messaged displayed is:
>
>    Warning: The kernel was unable to re-read the partition table
>    on /dev/sdd (Device or resource busy).  This means Linux
>    won't know anything about the modifications you made until
>    you reboot.  You should reboot your computer before doing
>    anything with /dev/sdd.
>
> This change occurs with (alpha) parted-2.0 that was downloaded from:
> ftp://alpha.gnu.org/gnu/parted/parted-2.0.tar.gz

Hi Curtis,

Thank you for the very detailed report!

However, shouldn't we consider it a *feature* that parted now prints
this warning?  In other words, isn't it risky (and worthy of a warning)
to modify a partition table when one or more of its partitions is mounted?