e7e9e55465b3cdd0cc204b79e
author Mikulas Patocka <mpatocka@redhat.com> 1209069710 +0100
committer Alasdair G Kergon <agk@redhat.com> 1209126394 +0100

dm snapshot: fix chunksize sector conversion

If a snapshot has a smaller chunksize than the page size the
conversion to pages currently returns 0 instead of 1, causing:
kernel BUG in mempool_resize.

Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Signed-off-by: Milan Broz <mbroz@redhat.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
Cc: stable@kernel.org
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