initramfs: use correct dataset for rootfs on rollback=1 #12586
Merged
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When booting with
root=zfs:rpool/myrootfs@foosnapshot rollback=1
,myrootfs
and its descendants get rolled back tofoosnapshot
, howeverZFS_BOOTFS
still containsmyrootfs@foosnapshot
instead of the actually desired value ofmyrootfs
.fixes #12585
How Has This Been Tested?
Tested on Debian VMs using buster and bullseye (current stable and oldstable)
Types of changes