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Update man page description of zpool rewind
Update description of zpool import --rewind-to-checkpoint in man/man7/zpoolconcepts.7 to explain that rewinding automatically discards a checkpoint. Signed-off-by: Adi Gollamudi <[email protected]> Closes #12646
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man/man7/zpoolconcepts.7

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@@ -469,6 +469,11 @@ then rewind it during import:
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.Dl # Nm zpool Cm export Ar pool
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.Dl # Nm zpool Cm import Fl -rewind-to-checkpoint Ar pool
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.Pp
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Note that rewinding to a checkpoint will
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.Sy permanently discard it .
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Once the pool has been successfully imported with the above rewind command,
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you cannot rewind to the same checkpoint.
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.Pp
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To discard the checkpoint from a pool:
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.Dl # Nm zpool Cm checkpoint Fl d Ar pool
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.Pp

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