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summary: construct a shared mount, then make it slave
details: |
A file system that was the only member of a shared peer group is configured
to be a slave.
What happens to it?
prepare: |
mkdir a
mount -t tmpfs tmpfs-a a
mount --make-shared a
mount --make-slave a
restore: |
umount -l a
rmdir a
debug: |
tail -n 1 /proc/self/mountinfo
execute: |
tail -n 1 /proc/self/mountinfo | ../rewrite-peer-groups.awk | ../mount-point-and-optional-fields.awk >actual.txt
diff -u actual.txt expected.txt
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