Device file listed by fdisk doesn't exist

[Oliver Grawert]

hi,
Am Samstag, den 20.06.2020, 13:44 +0200 schrieb Volker Wysk:
> 
> 
> I've set up a loop device, like this (*.img part is the image file):
> 
> losetup -f "2020-01-09 Wartung 1804.img"
> 

losetup only sets up the device, it does not process any partition
tables ... you want to use kpartx instead ...

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$ sudo kpartx -av ubuntu-core-18-amd64.img
add map loop86p1 (253:0): 0 2048 linear 7:86 2048
add map loop86p2 (253:1): 0 102400 linear 7:86 4096
add map loop86p3 (253:2): 0 71050878 linear 7:86 106496
$ ls /dev/mapper/
control  loop86p1  loop86p2  loop86p3
$ sudo kpartx -d ubuntu-core-18-amd64.img
loop deleted : /dev/loop86
$ ls /dev/mapper/
control
$
----

ciao
	oli
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